These match the airframe or engine model. Whether each one applies, and whether it's been complied with, depends on serial numbers, equipment and logbook entries. Applicability must be confirmed by a mechanic against the aircraft's records.
Airframe (F-28F)Only with: Helicopters with trim relay P/N KUP14D55-24, KUP14D55-472, M83536/10-015M, or M83536/10-024M installed; does not apply to helicopters with reversible trim motor P/N 28-16621 or P/N AD1R-10.
Airframe (F-28F)Only with: Helicopters with a trim relay P/N KUP14D55-472, M83536/10-015M, or M83536/10-024M installed; does not apply to helicopters with reversible trim motor P/N 28-16621 or AD1R-10.
The Enstrom Helicopter Corporation Model F-28, F-28A, F-28C, F-28C-2, F-28F, 280, 280C…
Mar 19, 1996
Airframe (F-28F)
AI-extracted — verify against original. Matched from each AD's applicability section; ADs replaced by a later AD are left out.
Service Difficulty Reports (3)
Reports of failures and defects that operators and repair stations sent to the FAA since 1995. A report describes one finding; it is not an accident.
Engine fuel and control · servo · leakingApr 4, 2000
ENGINE QUIT IN-FLIGHT. HELICOPTER AUTOROTATED TO GROUND. INSPECTION FOUND FUEL LEAKING INSIDE THE SERVO. SERVO TO REPAIR STATION FOR REPAIR. DEBRIS FOUND IN BALL VALVE. FLUSHED SERVO, AND OPS CHECK OK. (X)
From FAA Service Difficulty Reports; matched by N-number and serial number.
Ignition · capacitor · failedMar 24, 1999
POINTS CLOSED AND MAGNETO QUIT DUE TO MELTED CAM FOLLOWER. LYCOMING FACTORY OVERHAULED ENGINE, TELEDYNE CONT FACTORY OVERHAULED MAG, AND SLICK OVERHAULED HARNESS.
From FAA Service Difficulty Reports; matched by N-number and serial number.
Ignition · points · failedMar 24, 1999
POINTS CLOSED AND MAGNETO QUIT DUE TO MELTED CAM FOLLOWER. LYCOMING FACTORY OVERHAULED ENGINE, TELEDYNE CONT FACTORY OVERHAULED MAG, AND SLICK OVERHAULED HARNESS.
From FAA Service Difficulty Reports; matched by N-number and serial number.