COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY
SCHEDULE OF AIRWORTHINESS DIRECTIVES
Piper PA-42 (Cheyenne III) Series Aeroplanes
AD/PA-42/8 Engine Inlet Fuel Filter - Modification 9/84
Applicability: All model PA-42 with S/Nos 42-7800002 to 42-7801004, 42-8001001 to 42-8001106,
42-8301001 to 42-8301002, 42-5501003 to 42-5501022.
Requirement: Piper SB No. 785.
Compliance: Within 25 hours time in service after 31 August 1984.
Background: Excessive end play in the fuel filter by-pass flapper valve and shaft could allow restricted or blocked fuel flow should the shaft or valve disengage from the housing.