AD/GOV/10 Amdt 1 - Governor Flyweight Assembly
1AD/GOV/10 Amdt 1 - Governor Flyweight Assembly
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COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 107 CIVIL AVIATION SAFETY AUTHORITY
SCHEDULE OF AIRWORTHINESS DIRECTIVES
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Propeller Governors
AD/GOV/10
Amdt 1
Governor Flyweight Assembly 1/95
Applicability: All model C290D[X]/T[X] governors with letter 'H' or prior used on Lycoming 540 series engines. Refer Requirement Documents for governor models and aircraft applicability.
Requirement: 1. Unless previously carried out Action in accordance with McCauley Alert SB 202C.
- Unless previously carried out action in accordance with McCauley Alert SB 214.
Compliance: 1. Within 25 hours time in service or at next annual inspection or within 12 calendar months from 5 January 1995, whichever occurs first.
- Within 200 hours time in service or at next annual inspection or within 12 calendar months from 5 January 1995, whichever occurs first.
Background: The manufacturer has advised that separation of the flyweight assembly and/or failure of the pilot spool end fitting, which may result in loss of governor control, has occurred. This amendment raised after advice from the manufacturer that there has been an increase in the failure rate of governors fitted to Mooney M20M and certain Maule and Commander 114B series aircraft.