COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY
SCHEDULE OF AIRWORTHINESS DIRECTIVES
Fokker F50 (F27 Mk 50) Series Aeroplanes
AD/F50/37 Auto Flight Idle Stop Mechanism 10/90
Model F50 series with serial numbers 20103 through 20192 with Service Bulletin F50-76-008 Revision 1 incorporated.
Action in accordance with Fokker Service Bulletin F50-76-009.
RLD AD 90-044 refers.
Within 250 hours time in service after incorporation of SB F50-76-008 Revision 1, and thereafter at intervals not exceeding 250 hours time in service.
This Directive requires repetitive inspection of the auto flight idle stop mechanism to ensure correct solenoid stroke, which is affected by the gradual wear of the parts.