COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY

SCHEDULE OF AIRWORTHINESS DIRECTIVES

British Aerospace BAe 3100 (Jetstream) Series Aeroplanes

AD/JETSTREAM/26 Propeller Governor Low Speed

Setting From 94% to 96%

Applicability: All Jetstream 3100 series aircraft.

Requirement: Action in accordance with BAe ASB No 76-A-JA 880442 Rev 1.

Note: FAA AD 88-13-02 refers.

10/88 DM

Compliance: 1. Unless already accomplished within 50 hours TIS or by 22 August 1988 whichever occurs first.

2. Prior to first flight after installation of an engine or propeller governor.

Background:  During a recent overseas accident investigation the pilot noted dual torque oscillation prior to the accident. To ensure take-off power is available this Directive requires operators to check that the governor low speed stop is correctly set between 95.5 and

96.0 percent.