AD 96-25-09
Unsafe Condition
Cracks were found in the flanges of the main hinge fittings of the horizontal stabilizer caused by higher than anticipated loads induced during thrust reverser operation.
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Required Actions
Modify the thrust reverser doors in accordance with Fokker Service Bulletin SBF100-78-010, Revision 1. Replace Collins multifunction display units (MFDU) with new units as specified, and install a placard if MFDU replacement precedes thrust reverser door modification. Remove the placard after completing the thrust reverser modification.
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Compliance Time
Prior to the accumulation of 15,000 total flight cycles or within 1 year after the effective date of this AD, whichever occurs later.
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Affected Aircraft
Fokker Model F28 Mark 0100 series airplanes with serial numbers 11244 through 11460 inclusive, 11463 through 11469 inclusive, 11471, 11474, 11476, 11478, and 11479.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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