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.
AI-extracted — verify against original. Matched from each AD's applicability section; ADs replaced by a later AD are left out.
Service Difficulty Reports (1)
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.
air pump · failedOct 21, 1998
FAILED 52 HOURS - OLD DRIVE SHAFT . PUMP STILL TURNS. FOUR OF LAST FOUR AIR PUMPS HAVE FAILED. HOURS TO FAILURE: NR 1, ZERO HOURS. NR 2, 10 MINUTES. NR 3, 10 HOURS. NR 4, 52 HOURS. REF: PARKER AIRBORNE SL.
From FAA Service Difficulty Reports; matched by N-number and serial number.