SDR GTIA050043

Service difficulty report · Oil Filter · Doug DC983

Difficulty date: February 19, 2005
Submitted: April 11, 2005
Operation: Air carrier
Aircraft: N835NK
Make and model: Doug DC983
Aircraft serial: 53044
Aircraft time: 32,034 hours, 24,712 cycles
Engine: Pwa JT8D219
Engine time: 27,635 hours, 21,244 cycles
System (JASC): 7920 · Engine Oil Distribution (Airframe Furnished)
Part: Oil Filter
Condition: Clogged
Location: Nr 2 Engine
Stage of operation: DE
How discovered: O
Nature of condition: J
Precautionary procedure: O

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

What was found

NR2 ENGINE OIL STRAINER CLOGGING LIGHT CAME ON DURING DESCENT, FOLLOWED QRH PROCEDURE REDUCED THRUST AND LIGHT WENT OUT, TURNING ONTO FINAL APPROACH LIGHT, CAME BACK ON WITH THROTTLE AT IDLE, LIGHT REMAINED ON, SHUT ENGINE DOWN. REMOVED AND REPLACED NR2 ENGINE MAIN OIL FILTER, PERFORMED ENGINE RUN AND LEAK CHECK, NO OIL STRAINER CLOGGING LIGHT AND NO LEAKS DETECTED. FOUND CARBON DEPOSITS IN NR 2 ENGINE OIL FILTER. (K)

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