Boeing 737 Series AeroplanesBoeing 737 Series Aeroplanes

Boeing 737 Series Aeroplanes

<table cellspacing="0" cellpadding="0" style="width:510.3pt; 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:414.55pt; padding-right:5.35pt; padding-left:5.35pt; vertical-align:top"><p style="margin-bottom:12pt"><span>Boeing Model 737 aeroplanes as listed in Table 1 below.</span></p><p style="margin-top:12pt; text-align:center"><span style="font-weight:bold">Table 1: Affected B737 Aeroplanes.</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:187.4pt; 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="text-align:center"><span style="font-weight:bold">Boeing aeroplane models -</span></p></td><td style="width:204.15pt; 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="text-align:center"><span style="font-weight:bold">As identified in Boeing</span><br><span style="font-weight:bold">Alert Service Bulletin-</span></p></td></tr><tr><td style="width:187.4pt; 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><span>737-100, -200, -200C, -300, -400, and -500 series aeroplanes</span></p></td><td style="width:204.15pt; 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><span>737-27A1274, dated 17 February 2005, or later FAA approved revision.</span></p></td></tr><tr><td style="width:187.4pt; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p><span>737-600, -700, -700C, -800 and -900 series aeroplanes</span></p></td><td style="width:204.15pt; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; padding-right:5.03pt; padding-left:5.03pt; vertical-align:top"><p><span>737-27A1271, dated 16 December 2004, or later FAA approved revision.</span></p></td></tr></tbody></table><p></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:414.55pt; padding-right:5.35pt; padding-left:5.35pt; vertical-align:top"><p class="Note" style="margin-bottom:12pt"><span style="font-style:normal">Modify the elevator input torque tube assembly by doing all the actions in accordance with the Accomplishment Instructions of the applicable service bulletin in Table 1 of this AD.</span></p><p class="Note" style="margin-top:12pt"><span>Note:</span><span> </span><span>FAA AD 2005-26-03 Amdt 39-14424 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:414.55pt; padding-right:5.35pt; padding-left:5.35pt; vertical-align:top"><p style="margin-bottom:12pt"><span>Within 60 months after 16 March 2006.</span></p><p style="margin-top:12pt"><span>The compliance time remains unchanged by this issue of the Directive.</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:414.55pt; padding-right:5.35pt; padding-left:5.35pt; vertical-align:top"><p><span>This Amendment becomes effective on 7 August 2009.</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:414.55pt; padding-right:5.35pt; padding-left:5.35pt; vertical-align:top"><p><span>This AD resulted from a report of a restriction in the pilot's elevator input control system.</span><span> </span><span>Although the cause of the incident was indeterminate, a design review performed on the elevator input torque tube assembly in the course of the investigation discovered possible failure modes that could lead to a jam of the elevator control system.</span><span> </span><span>The actions detailed in this AD are intended to prevent loss of elevator control and consequent reduced controllability of the aeroplane.</span></p></td></tr></tbody></table>