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AD/F100/77 - Main Landing Gear Main Fitting - 4
Fokker F100 (F28 Mk 100) Series AeroplanFokker F100 (F28 Mk 100) Series Aeroplanes
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Fokker F100 (F28 Mk 100) Series Aeroplanes
| AD/F100/77 | Main Landing Gear Main Fitting - 4 | 4/2006 |
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| Applicability: | Model F.28 Mk. 0070 and Mk. 0100 aircraft, all serial numbers, if equipped with Messier-Dowty (formerly Dowty Aerospace Gloucester) Main Landing Gears. |
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| Requirement: | 1. For all installed MLG Main Fitting units, except as indicated in Requirement 2 of this Directive, inspect and as necessary, rework the MLG Main Fitting in accordance with the Accomplishment Instructions of Messier-Dowty Service Bulletin (SB) F100-32-111, dated 20 December 2005, or later EASA approved revision.2. For new MLG Main Fitting units and MLG Main Fitting units on which both bores have been reworked as required by CAA-NL AD 2002-115/2 (AD/F100/55 Amdt 1) or NL-2005-002 (AD/F100/64), inspect and as necessary, rework the MLG Main Fitting in accordance with the Accomplishment Instructions of SB F100-32-111, or later EASA approved revision.3. Thereafter, inspect and as necessary, rework the MLG Main Fitting in accordance with the Accomplishment Instructions of SB F100-32-111, or later EASA approved revision.Whenever cracks are found, determine whether (and for how many) flights may be continued, before rework or replacement, in accordance with the crack size and location thresholds as listed in Fokker Services SBF100-32-146, dated2 February 2006, or later EASA approved revision.4. Whenever, following a crack finding (or for any other reason), a MLG Main Fitting has been reworked (both bores) or replaced by a new MLG Main Fitting, inspect and as necessary, rework the MLG Main Fitting in accordance with the Accomplishment Instructions of SB F100-32-111, or later EASA approved revision.5. No Dowty Aerospace Gloucester or Messier-Dowty MLG Main Fitting unit (except for new or reworked units, as indicated in Requirements 2 or 4 of this Directive) may be installed as a replacement part, unless it has been inspected, and as necessary, reworked in accordance with SB F100-32-106, dated18 February 2005 or SB F100-32-111; or later EASA approved revisions. |
| Irrespective of the results, within 7 calendar days after each inspection as required by Requirements 1, 2, 3, and 4 of this Directive, report all findings to Fokker Services using the questionnaire attached to Fokker ServicesSBF100-32-146.Note: CAA-NL AD NL-2006-003 refers. |
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