Service difficulty report · O-Ring · Doug MD83

Difficulty date
May 12, 2005
Submitted
May 13, 2005
Operation
Air carrier
Aircraft
N831LF
Make and model
Doug MD83
Aircraft serial
53050
Aircraft time
42,995 hours, 31,276 cycles
Engine
Pwa JT8D219
Engine time
47,250 hours, 22,894 cycles
Part
O-Ring
Condition
Leaking
Location
Rt Engine
Stage of operation
TX
How discovered
O
Nature of condition
K, M, J
Precautionary procedure
D

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

What was found

AIRCRAFT RETURNED TO PLATFORM, LOW ACCELERATION (1.4 OF EPR) AND HIGH TEMPERATURE (600°C). DURING CHECK, THE RT ENGINE ACCELERATION CHAMBER WAS SERVICED, TESTS WERE PERFORMED TO BOTH ENGINES IAW MM 71-00-00, BEING CORRECT. DUE TO ART WAS INOPERATIVE, IT WAS DEFERRED IAW MEL 73-8. DURING OVERNIGHT SERVICE, RT ENGINE WAS CHECKED BY LEAKS ON PT2 AND PT7 LINES, BEING CORRECT. EPR TRANSMITTER AND RT ENGINE BULLET O-RING WERE CHECKED, ALL CORRECT. TRIM TO BOTH ENGINES WAS PERFORMED IAW MM 76-11-00, TESTED CORRECT.

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