International Aero Engines AG V2500 seri

International Aero Engines AG V2500 series

<table cellspacing="0" cellpadding="0" style="margin-top:0pt; margin-bottom:0pt; border-collapse:collapse"><tbody><tr><td style="width:74.35pt; padding-right:5.35pt; padding-left:5.35pt; vertical-align:top"><p><span>Applicability:</span></p></td><td style="width:413.9pt; padding-right:5.35pt; padding-left:5.35pt; vertical-align:top"><p style="margin-bottom:12pt"><span>Inter</span><span>national Aero Engines AG (IAE): IAE V2500-A1, V2522-A5, V2524-A5, V2527-A5, V2527E-A5, V2527M-A5, V2530-A5, V2533-A5, V2525-D5, and V2528-D5 turbofan engines with a part listed by part number (P/N) in this AD installed.</span></p><p class="Note" style="margin-top:12pt"><span>Note 1:</span><span> </span><span>These engines are installed on, but not limited to, Airbus A319, A320, A321, and Mc</span><span>Donnell Douglas MD-90 aeroplanes.</span></p></td></tr><tr><td style="width:74.35pt; padding-right:5.35pt; padding-left:5.35pt; vertical-align:top"><p><span>Requirement:</span></p></td><td style="width:413.9pt; padding-right:5.35pt; padding-left:5.35pt; vertical-align:top"><p style="margin-left:21.3pt; margin-bottom:12pt; text-indent:-21.3pt"><span style="font-weight:bold">1.</span><span style="width:12.3pt; text-indent:0pt; display:inline-block"> </span><span style="font-weight:bold">V2500-A1 Engines:</span></p><p style="margin-top:12pt; margin-left:21.3pt; margin-bottom:12pt"><span>For V2500-A1 engines, remove the parts listed by P/N in the following Table 1 of this AD. </span><span></span><span>The ATA chapter reference of the IAE V2500-A1 engine manual</span><br><span>(E-V2500- 1IA) contains information on removing the parts.</span></p><p style="margin-top:12pt; text-align:center"><span style="font-weight:bold">Table 1. - V2500-A1 Parts To Be Removed</span></p><table cellspacing="0" cellpadding="0" style="margin-top:0pt; margin-bottom:0pt; border:0.75pt solid #000000; border-collapse:collapse"><tbody><tr><td style="width:74pt; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span style="font-weight:bold">ATA chapter</span><br><span style="font-weight:bold">reference</span></p></td><td style="width:67.2pt; border-right:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span style="font-weight:bold">P/N</span></p></td><td style="width:239.8pt; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span style="font-weight:bold">Nomenclature</span></p></td></tr><tr><td style="width:74pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-42-20</span></p></td><td style="width:67.2pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A0367-01</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Tube Assy of, Weep, No. 4 Bearing Outer.</span></p></td></tr><tr><td style="width:74pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-42-20</span><span></span></p></td><td style="width:67.2pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A2873-01</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Tube Assy of, Weep, No. 4 Bearing Outer.</span></p></td></tr><tr><td style="width:74pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-42-20</span><span></span></p></td><td style="width:67.2pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A0830-01</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Tube, Scavenge, No. 4 Bearing Assy.</span></p></td></tr><tr><td style="width:74pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-42-20</span><span></span></p></td><td style="width:67.2pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A1949-01</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Tube, Scavenge, No. 4 Bearing Assy.</span></p></td></tr><tr><td style="width:74pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-42-20</span><span></span></p></td><td style="width:67.2pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A2028-01</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Tube, Scavenge, No. 4 Bearing Assy.</span></p></td></tr><tr><td style="width:74pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-42-20</span><span></span></p></td><td style="width:67.2pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A0830-001</span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Tube, Scavenge, No. 4 Bearing Assy.</span></p></td></tr><tr><td style="width:74pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-42-20</span><span></span></p></td><td style="width:67.2pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A2274-01</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Tube, Scavenge, No. 4 Bearing Assy.</span></p></td></tr><tr><td style="width:74pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-42-33</span><span></span></p></td><td style="width:67.2pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A0853</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Seal Assy, No. 4 Bearing, Front.</span></p></td></tr><tr><td style="width:74pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-42-33</span><span></span></p></td><td style="width:67.2pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A2055</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Seal Assy, No. 4 Bearing, Front.</span></p></td></tr><tr><td style="width:74pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-42-33</span><span></span></p></td><td style="width:67.2pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A2834</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Seal Assy, No. 4 Bearing, Front.</span></p></td></tr><tr><td style="width:74pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-42-33</span><span></span></p></td><td style="width:67.2pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A2930</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Seal Assy, No. 4 Bearing, Front.</span></p></td></tr><tr><td style="width:74pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-42-33</span><span></span></p></td><td style="width:67.2pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A3525</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Seal Assy, No. 4 Bearing, Front.</span></p></td></tr><tr><td style="width:74pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-42-33</span><span></span></p></td><td style="width:67.2pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A3538</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Seal Assy, No. 4 Bearing, Front.</span></p></td></tr><tr><td style="width:74pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-42-33</span><span></span></p></td><td style="width:67.2pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A0851</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Support Assy, No. 4 Bearing Seal.</span></p></td></tr><tr><td style="width:74pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-42-33</span><span></span></p></td><td style="width:67.2pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A2833</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Support, No. 4 Bearing, Seal Assy.</span></p></td></tr><tr><td style="width:74pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-42-33</span><span></span></p></td><td style="width:67.2pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A3537</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Support, No. 4 Bearing Seal Assy.</span></p></td></tr><tr><td style="width:74pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-42-35</span><span></span></p></td><td style="width:67.2pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A0892-01</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Duct Assy, Cooling Air, No. 4 Bearing, Front.</span></p></td></tr><tr><td style="width:74pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-42-35</span><span></span></p></td><td style="width:67.2pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A2257-01</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Duct Assy, Cooling Air, No. 4 Bearing, Front.</span></p></td></tr><tr><td style="width:74pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-43-20</span><span></span></p></td><td style="width:67.2pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A2056</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Seal Assy, No. 4 Bearing, Rear.</span></p></td></tr><tr><td style="width:74pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-43-20</span><span></span></p></td><td style="width:67.2pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A2931</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Seal Assy, No. 4 Bearing, Rear.</span></p></td></tr><tr><td style="width:74pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-43-20</span><span></span></p></td><td style="width:67.2pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A3526</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Seal Assy, No. 4 Bearing, Rear.</span></p></td></tr><tr><td style="width:74pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-43-20</span><span></span></p></td><td style="width:67.2pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A0847</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Seal Ring Holder.</span></p></td></tr><tr><td style="width:74pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-43-20</span><span></span></p></td><td style="width:67.2pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A0891-01</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Duct Assy, Cooling Air, No. 4 Bearing, Rear.</span></p></td></tr><tr><td style="width:74pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-43-20</span><span></span></p></td><td style="width:67.2pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A1205-01</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Duct Assy, Cooling Air, No. 4 Bearing, Rear.</span></p></td></tr><tr><td style="width:74pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-43-20</span><span></span></p></td><td style="width:67.2pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A3078-01</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Duct Assy, Cooling Air, No. 4 Bearing, Rear.</span></p></td></tr><tr><td style="width:74pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-45-11</span><span></span></p></td><td style="width:67.2pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A0594</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Metering Plug, HPT Hub, Stage 1.</span></p></td></tr><tr><td style="width:74pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-45-11</span><span></span></p></td><td style="width:67.2pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A1040</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Metering Plug, HPT Hub, Stage 1.</span></p></td></tr><tr><td style="width:74pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-45-11</span><span></span></p></td><td style="width:67.2pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A2181</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Metering Plug, HPT Hub, Stage 1.</span></p></td></tr><tr><td style="width:74pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-45-13</span><span></span></p></td><td style="width:67.2pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A0884</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Seal Air, HPT Stage 1.</span></p></td></tr><tr><td style="width:74pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-45-13</span><span></span></p></td><td style="width:67.2pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A1203</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Seal Air, HPT Stage 1.</span></p></td></tr><tr><td style="width:74pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-45-13</span><span></span></p></td><td style="width:67.2pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A0884-001</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Seal Air, HPT Stage 1.</span></p></td></tr><tr><td style="width:74pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>79-22-49</span><span></span></p></td><td style="width:67.2pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>5R8111</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Tube A/O Oil-No. 4 Brg Scav Dif Case to Bif Panel.</span></p></td></tr><tr><td style="width:74pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>79-22-49</span><span></span></p></td><td style="width:67.2pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>5R8138</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Tube A/O Oil-No. 4 Brg Scav Dif Case to Bif Panel.</span></p></td></tr><tr><td style="width:74pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>79-22-49</span><span></span></p></td><td style="width:67.2pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>6A5367</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Tube A/O Oil-No. 4 Brg Scav Dif Case to Bif Panel.</span></p></td></tr><tr><td style="width:74pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>79-22-49</span><span></span></p></td><td style="width:67.2pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>5A9083</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Tube A/O Oil-No. 4 Brg Discon to Discon.</span></p></td></tr><tr><td style="width:74pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>79-22-49</span><span></span></p></td><td style="width:67.2pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>5A9084</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Tube A/O Oil-No. 4 Brg Discon to Scav Valve.</span></p></td></tr><tr><td style="width:74pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>79-22-49</span><span></span></p></td><td style="width:67.2pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>5A8573</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Tube A/O Oil-Press ‘T’ To Pressure Transducer.</span></p></td></tr><tr><td style="width:74pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>79-23-51</span><span></span></p></td><td style="width:67.2pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-left:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>1648MK2</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Scavenge Valve.</span></p></td></tr></tbody></table><p style="margin-left:21.3pt; margin-bottom:12pt; text-indent:-21.3pt"><span style="font-weight:bold">2.</span><span style="width:12.3pt; text-indent:0pt; display:inline-block"> </span><span style="font-weight:bold">V2522-A5, V2524-A5, V2527-A5, V2527E-A5, V2527M-A5, V2530-A5, and V2533-A5 Engines:</span></p><p style="margin-top:12pt; margin-left:21.3pt"><span>For V2522-A5, V2524-A5, V2527-A5, V2527E-A5, V2527M-A5, V2530-A5, and V2533-A5 engines, remove the parts listed by P/N in the following Table 2 of this AD. The ATA chapter reference of the IAE V2500-A5 engine manual</span><br><span>(E-V2500-1IA) contains information on removing the parts.</span></p></td></tr></tbody></table>

<table cellspacing="0" cellpadding="0" style="margin-top:0pt; margin-bottom:0pt; border-collapse:collapse"><tbody><tr style="height:619.75pt"><td style="width:74.35pt; padding-right:5.35pt; padding-left:5.35pt; vertical-align:top"><p><span></span></p></td><td style="width:413.9pt; padding-right:5.35pt; padding-left:5.35pt; vertical-align:top"><p style="text-align:center"><span style="font-weight:bold">Table 2. - V2522-A5, V2524-A5, V2527-A5, V2527E-A5,</span><br><span style="font-weight:bold">V2527M-A5, V2530-A5, and V2533-A5 Parts To Be Removed</span></p><table cellspacing="0" cellpadding="0" style="margin-top:0pt; margin-bottom:0pt; border:0.75pt solid #000000; border-collapse:collapse"><tbody><tr><td style="width:81.1pt; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span style="font-weight:bold">ATA chapter</span><br><span style="font-weight:bold">reference</span></p></td><td style="width:60.1pt; border-right:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span style="font-weight:bold">P/N</span></p></td><td style="width:239.8pt; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span style="font-weight:bold">Nomenclature</span></p></td></tr><tr><td style="width:81.1pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-42-20</span><span></span></p></td><td style="width:60.1pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A0367-01</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Tube Assy of, Weep, No. 4 Bearing Outer.</span></p></td></tr><tr><td style="width:81.1pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-42-20</span><span></span></p></td><td style="width:60.1pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A2873-01</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Tube Assy of, Weep, No. 4 Bearing Outer.</span></p></td></tr><tr><td style="width:81.1pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-42-33</span><span></span></p></td><td style="width:60.1pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A2055</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Seal Assy, No. 4 Bearing, Front.</span></p></td></tr><tr><td style="width:81.1pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-42-33</span><span></span></p></td><td style="width:60.1pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A2834</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Seal Assy, No. 4 Bearing, Front.</span></p></td></tr><tr><td style="width:81.1pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-42-33</span><span></span></p></td><td style="width:60.1pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A2930</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Seal Assy, No. 4 Bearing, Front.</span></p></td></tr><tr><td style="width:81.1pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-42-33</span><span></span></p></td><td style="width:60.1pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A3525</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Seal Assy, No. 4 Bearing, Front.</span></p></td></tr><tr><td style="width:81.1pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-42-33</span><span></span></p></td><td style="width:60.1pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A3538</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Seal Assy, No. 4 Bearing, Front.</span></p></td></tr><tr><td style="width:81.1pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-42-33</span><span></span></p></td><td style="width:60.1pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A0851</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Support Assy, No. 4 Bearing Seal.</span></p></td></tr><tr><td style="width:81.1pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-42-33</span><span></span></p></td><td style="width:60.1pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A2833</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Support, No. 4 Bearing, Seal Assy.</span></p></td></tr><tr><td style="width:81.1pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-42-33</span><span></span></p></td><td style="width:60.1pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A3537</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Support, No. 4 Bearing Seal Assy.</span></p></td></tr><tr><td style="width:81.1pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-42-35</span><span></span></p></td><td style="width:60.1pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A0892-01</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Duct Assy, Cooling Air, No. 4 Bearing, Front.</span></p></td></tr><tr><td style="width:81.1pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-42-35</span><span></span></p></td><td style="width:60.1pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A2257-01</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Duct Assy, Cooling Air, No. 4 Bearing, Front.</span></p></td></tr><tr><td style="width:81.1pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-43-20</span><span></span></p></td><td style="width:60.1pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A2056</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Seal Assy, No. 4 Bearing, Rear.</span></p></td></tr><tr><td style="width:81.1pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-43-20</span><span></span></p></td><td style="width:60.1pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A2931</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Seal Assy, No. 4 Bearing, Rear.</span></p></td></tr><tr><td style="width:81.1pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-43-20</span><span></span></p></td><td style="width:60.1pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A3526</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Seal Assy, No. 4 Bearing, Rear.</span></p></td></tr><tr><td style="width:81.1pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-43-20</span><span></span></p></td><td style="width:60.1pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A0847</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Seal Ring Holder.</span></p></td></tr><tr><td style="width:81.1pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-43-20</span><span></span></p></td><td style="width:60.1pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A0891-01</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Duct Assy, Cooling Air, No. 4 Bearing, Rear.</span></p></td></tr><tr><td style="width:81.1pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-43-20</span><span></span></p></td><td style="width:60.1pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A1205-01</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Duct Assy, Cooling Air, No. 4 Bearing, Rear.</span></p></td></tr><tr><td style="width:81.1pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-43-20</span><span></span></p></td><td style="width:60.1pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A3078-01</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Duct Assy, Cooling Air, No. 4 Bearing, Rear.</span></p></td></tr><tr><td style="width:81.1pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-45-11</span><span></span></p></td><td style="width:60.1pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A0594</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Metering Plug, HPT Hub, Stage 1.</span></p></td></tr><tr><td style="width:81.1pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-45-11</span><span></span></p></td><td style="width:60.1pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A1040</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Metering Plug, HPT Hub, Stage 1.</span></p></td></tr><tr><td style="width:81.1pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-45-11</span><span></span></p></td><td style="width:60.1pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A2354</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Metering Plug, HPT Hub, Stage 1.</span></p></td></tr><tr><td style="width:81.1pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-45-11</span><span></span></p></td><td style="width:60.1pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A3182</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Metering Plug, HPT Hub, Stage 1.</span></p></td></tr><tr><td style="width:81.1pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-45-13</span><span></span></p></td><td style="width:60.1pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A1352</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Seal Air, HPT Stage 1.</span></p></td></tr><tr><td style="width:81.1pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-45-13</span><span></span></p></td><td style="width:60.1pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A3032</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Seal Air, HPT Stage 1.</span></p></td></tr><tr><td style="width:81.1pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>79-22-49</span><span></span></p></td><td style="width:60.1pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-left:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>5R8138</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Tube A/O Oil-No. 4 Brg Scav Dif Case to Bif Panel.</span></p></td></tr></tbody></table><p style="margin-left:21.3pt; text-indent:-21.3pt"></p></td></tr></tbody></table>

<table cellspacing="0" cellpadding="0" style="margin-top:0pt; margin-bottom:0pt; border-collapse:collapse"><tbody><tr style="height:626.8pt"><td style="width:74.35pt; padding-right:5.35pt; padding-left:5.35pt; vertical-align:top"><p><span></span></p></td><td style="width:413.9pt; padding-right:5.35pt; padding-left:5.35pt; vertical-align:top"><table cellspacing="0" cellpadding="0" style="margin-top:0pt; margin-bottom:0pt; border:0.75pt solid #000000; border-collapse:collapse"><tbody><tr><td style="width:81.1pt; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>79-22-49</span><span></span></p></td><td style="width:60.1pt; border-right:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>6A5367</span><span></span></p></td><td style="width:239.8pt; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Tube A/O Oil-No. 4 Brg Scav Dif Case to Bif Panel.</span></p></td></tr><tr><td style="width:81.1pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>79-22-49</span><span></span></p></td><td style="width:60.1pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>5A9083</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Tube A/O Oil-No. 4 Brg Discon to Discon.</span></p></td></tr><tr><td style="width:81.1pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>79-22-49</span><span></span></p></td><td style="width:60.1pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>5A9084</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Tube A/O Oil-No. 4 Brg Discon to Scav Valve.</span></p></td></tr><tr><td style="width:81.1pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>79-22-49</span><span></span></p></td><td style="width:60.1pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-left:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>5A8573</span><span></span></p></td><td style="width:239.8pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Tube A/O Oil-Press ‘T’ To Pressure Transducer.</span></p></td></tr></tbody></table><p style="margin-bottom:12pt"><span>For V2522-A5, V2524-A5, V2527-A5, V2527E-A5, V2527M-A5, V2530-A5, and V2533-A5 engines with HPT stage 1 rotor assembly, P/Ns 2A9521-002 and</span><br><span>2A9621-002, the stage 1 HPT hub metering plug, P/N 2A3182, does not need to be removed.</span></p><p style="margin-top:12pt; margin-left:21.3pt; margin-bottom:12pt; text-indent:-21.3pt"><span style="font-weight:bold">3.</span><span style="width:12.3pt; text-indent:0pt; display:inline-block"> </span><span style="font-weight:bold">V2525-D5 and V2528-D5 Engines</span></p><p style="margin-top:12pt; margin-left:21.3pt; margin-bottom:12pt"><span>For V2525-D5 and V2528-D5 engines, remove the parts listed by P/N in the following Table 3 of this AD. The ATA chapter reference of the IAE V2500-D5 engine manual (E-V2500-3IA) contains information on removing the parts.</span></p><p style="margin-top:12pt; text-align:center"><span style="font-weight:bold">Table 3. - V2525-D5 and V2528-D5 Parts To Be Removed</span></p><table cellspacing="0" cellpadding="0" style="margin-top:0pt; margin-bottom:0pt; border:0.75pt solid #000000; border-collapse:collapse"><tbody><tr><td style="width:74pt; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span style="font-weight:bold">ATA chapter</span><br><span style="font-weight:bold">reference</span></p></td><td style="width:60.1pt; border-right:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span style="font-weight:bold">P/N</span></p></td><td style="width:246.9pt; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span style="font-weight:bold">Nomenclature</span></p></td></tr><tr><td style="width:74pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-42-20</span></p></td><td style="width:60.1pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A0367-01</span><span></span></p></td><td style="width:246.9pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Tube Assy of, Weep, No. 4 Bearing Outer.</span></p></td></tr><tr><td style="width:74pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-42-20</span></p></td><td style="width:60.1pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A2873-01</span><span></span></p></td><td style="width:246.9pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Tube Assy of, Weep, No. 4 Bearing Outer.</span></p></td></tr><tr><td style="width:74pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-42-33</span></p></td><td style="width:60.1pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A0851</span><span></span></p></td><td style="width:246.9pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Support Assy, No. 4 Bearing Seal.</span></p></td></tr><tr><td style="width:74pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-42-33</span></p></td><td style="width:60.1pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A2833</span><span></span></p></td><td style="width:246.9pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Support, No. 4 Bearing, Seal Assy.</span></p></td></tr><tr><td style="width:74pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-42-33</span></p></td><td style="width:60.1pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A3537</span><span></span></p></td><td style="width:246.9pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Support, No. 4 Bearing Seal Assy.</span></p></td></tr><tr><td style="width:74pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-42-33</span></p></td><td style="width:60.1pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A2834</span><span></span></p></td><td style="width:246.9pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Seal Assy, No. 4 Bearing, Front.</span></p></td></tr><tr><td style="width:74pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-42-33</span></p></td><td style="width:60.1pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A2930</span><span></span></p></td><td style="width:246.9pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Seal Assy, No. 4 Bearing, Front.</span></p></td></tr><tr><td style="width:74pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-42-33</span></p></td><td style="width:60.1pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A3525</span><span></span></p></td><td style="width:246.9pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Seal Assy, No. 4 Bearing, Front.</span></p></td></tr><tr><td style="width:74pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-42-33</span></p></td><td style="width:60.1pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A3538</span><span></span></p></td><td style="width:246.9pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Seal Assy, No. 4 Bearing, Front.</span></p></td></tr><tr><td style="width:74pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-42-35</span></p></td><td style="width:60.1pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A2257-01</span><span></span></p></td><td style="width:246.9pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Duct Assy, Cooling Air, No. 4 Bearing, Front</span></p></td></tr><tr><td style="width:74pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-43-20</span></p></td><td style="width:60.1pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A2056</span><span></span></p></td><td style="width:246.9pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Seal Assy, No. 4 Bearing, Rear.</span></p></td></tr><tr><td style="width:74pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-43-20</span></p></td><td style="width:60.1pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A2931</span><span></span></p></td><td style="width:246.9pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Seal Assy, No. 4 Bearing, Rear.</span></p></td></tr><tr><td style="width:74pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-43-20</span><span></span></p></td><td style="width:60.1pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A3526</span><span></span></p></td><td style="width:246.9pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Seal Assy, No. 4 Bearing, Rear.</span></p></td></tr><tr><td style="width:74pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-43-20</span><span></span></p></td><td style="width:60.1pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A0847</span><span></span></p></td><td style="width:246.9pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Seal Ring Holder.</span></p></td></tr><tr><td style="width:74pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-43-20</span><span></span></p></td><td style="width:60.1pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A1205-01</span><span></span></p></td><td style="width:246.9pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Duct Assy, Cooling Air, No. 4 Bearing, Rear.</span></p></td></tr><tr><td style="width:74pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-43-20</span><span></span></p></td><td style="width:60.1pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-left:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A3078-01</span><span></span></p></td><td style="width:246.9pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Duct Assy, Cooling Air, No. 4 Bearing, Rear.</span></p></td></tr></tbody></table><p style="margin-top:0pt; margin-bottom:0pt; text-align:center"></p></td></tr><tr><td style="width:74.35pt; padding-right:5.35pt; padding-left:5.35pt; vertical-align:top"><p><span></span></p></td><td style="width:413.9pt; padding-right:5.35pt; padding-left:5.35pt; vertical-align:top"><table cellspacing="0" cellpadding="0" style="margin-top:0pt; margin-bottom:0pt; border:0.75pt solid #000000; border-collapse:collapse"><tbody><tr><td style="width:74pt; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-45-11</span><span></span></p></td><td style="width:60.1pt; border-right:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A3182</span><span></span></p></td><td style="width:246.9pt; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Metering Plug, HPT Hub, Stage 1.</span></p></td></tr><tr><td style="width:74pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-45-11</span><span></span></p></td><td style="width:60.1pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A2354</span><span></span></p></td><td style="width:246.9pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Metering Plug, HPT Hub, Stage 1.</span></p></td></tr><tr><td style="width:74pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-45-13</span><span></span></p></td><td style="width:60.1pt; border:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A1352</span><span></span></p></td><td style="width:246.9pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Seal Air, HPT Stage 1.</span></p></td></tr><tr><td style="width:74pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>72-45-13</span><span></span></p></td><td style="width:60.1pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-left:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>2A3032</span><span></span></p></td><td style="width:246.9pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p style="margin-top:3pt; margin-bottom:3pt"><span>Seal Air, HPT Stage 1.</span></p></td></tr></tbody></table><p style="margin-bottom:12pt"><span>For V2525-D5 and V2528-D5 engines with HPT stage 1 rotor assembly, P/Ns 2A9521-002 and 2A9621-002, the stage 1 HPT hub metering plug, P/N 2A3182, does not need to be removed.</span></p><p style="margin-top:12pt; margin-left:21.3pt; margin-bottom:12pt; text-indent:-21.3pt"><span>4.</span><span style="width:12.3pt; text-indent:0pt; display:inline-block"> </span><span>Do not install any part that has a P/N listed in this AD.</span></p><p style="margin-top:12pt; margin-bottom:12pt; text-align:center"><span style="font-weight:bold">Previous Credit</span></p><p style="margin-top:12pt; margin-bottom:12pt"><span>Previous accomplishment of IAE Service Bulletin V2500-ENG-72- 0541, Revision 4, dated March 12, 2008 satisfies the requirements of this AD.</span></p><p class="Note" style="margin-top:12pt"><span>Note 2:</span><span> </span><span>FAA AD 2008-14-15 Amdt 39-15610 dated 2 July 2008 refers.</span></p></td></tr><tr><td style="width:74.35pt; padding-right:5.35pt; padding-left:5.35pt; vertical-align:top"><p><span>Compliance:</span></p></td><td style="width:413.9pt; padding-right:5.35pt; padding-left:5.35pt; vertical-align:top"><p style="margin-bottom:12pt"><span>For Requirement 1 - A</span><span>t the next shop visit after the effective date of this AD but not later than 30 November 2008.</span></p><p style="margin-top:12pt; margin-bottom:12pt"><span>For Requirement 2 - At the next shop visit after the effective date of this AD but not later than 30 June 2011.</span></p><p style="margin-top:12pt; margin-bottom:12pt"><span>For Requirement 3 - At the next shop visit after the effective date of this AD but not later than 30 June 2011.</span></p><p style="margin-top:12pt"><span>For Requirement 4 - From the effective date of this AD.</span></p></td></tr><tr><td style="width:74.35pt; padding-right:5.35pt; padding-left:5.35pt; vertical-align:top"><p><span></span></p></td><td style="width:413.9pt; padding-right:5.35pt; padding-left:5.35pt; vertical-align:top"><p><span>This Airworthiness Directive becomes effective on 28 August 2008.</span></p></td></tr><tr><td style="width:74.35pt; padding-right:5.35pt; padding-left:5.35pt; vertical-align:top"><p><span>Background:</span></p></td><td style="width:413.9pt; padding-right:5.35pt; padding-left:5.35pt; vertical-align:top"><p><span>This AD results from instances of oil loss from the No. 4 bearing compartment. </span><span></span><span>The issuing of this AD is intended to prevent heat damage to high-pressure turbine (HPT) and low-pressure turbine (LPT) critical life limited hardware such as the HPT stage 1-2 airseal.</span><span> </span><span>Damage to the HPT stage 1-2 airseal could cause uncontained engine failure and damage to the aeroplane.</span></p></td></tr></tbody></table>

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James Coyne
Delegate of the Civil Aviation Safety Authority

18 July 2008