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.
Cessna Aircraft Company 180 and 185 Series Airplanes
Dec 22, 1998
Airframe (180H)Only with: Airglas Engineering Company (AECI) Model LW3600-180 or LW3600-180A fixed penetration wheel skis installed per STC SA213AL.
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.
Reciprocating engine · camshaft · making metalMar 23, 2018
THE ENGINE APPEARS TO HAVE FAULTY SET OF LIFTERS CAUSING SEVERE DAMAGE TO THE CAMS. PURCHASED WITH 20 HRS ENGINE TIME. CAMS AND LIFTERS WERE INSPECTED ON PRE-BUY AND FOUND TO BE VISUALLY NORMAL WITH BLUEING STILL PRESENT. PERSISTENT HIGH FE ON REGULAR OIL ANALYSIS WAS FIRST NOTED, BUT CAUSE WAS…
From FAA Service Difficulty Reports; matched by N-number and serial number.