SDR ASMF200412001

Service difficulty report · Coupler · Doug DC987

Difficulty date: December 2, 2004
Submitted: December 3, 2004
Operation: Air carrier
Aircraft: N205AM
Make and model: Doug DC987
Aircraft serial: 49405
Aircraft time: 40,965 hours, 27,110 cycles
Engine: Pwa JT8D219
Engine time: 38,609 hours, 27,186 cycles
System (JASC): 8010 · Engine Cranking
Part: Coupler
Condition: Broken
Location: Start Valve
Stage of operation: TX
How discovered: O
Nature of condition: O
Precautionary procedure: D

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

DURING ENGINES START, LEFT ENGINE WAS NOT STARTED, START VALVE WAS OPENED MANUALLY AND FAIL CONTINUE. AIRCRAFT RETURNED TO PLATFORM AND DURING MAINTENANCE REVISION, ENGINE START COUPLER WAS DETECTED BROKEN. ENGINE START COUPLER WAS REPLACED IAW MM 72-61-00, TEST CORRECT.

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