Service difficulty report · Housing · Doug MD11F

Difficulty date
April 12, 2013
Submitted
April 16, 2013
Operation
Air carrier
Aircraft
N952AR
Make and model
Doug MD11F
Aircraft serial
48497
Aircraft time
63,512 hours, 16,522 cycles
Engine
Pwa PW4460
Engine time
58,335 hours, 14,701 cycles
Part
Housing
Condition
Damaged
Location
Nr 1 Engine
Stage of operation
CR
How discovered
O
Nature of condition
K, J
Precautionary procedure
E

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

What was found

DURING FLIGHT FROM IQQ TO MIA PILOTS NOTICED NR 1 ENGINE HAD LOSS OF OIL PRESSURE AND OIL QUANTITY. CREW FOLLOWED SHUTDOWN PROCEDURES FOR NR 1 ENGINE. ON SHUTDOWN CREW NOTED: OIL QTY: 1 QT, OIL TEMP: 156 DEG, OIL PRESSURE: 168. CREW RETURNED TO IQQ WITHOUT INCIDENT. AFTER LANDING IN IQQ, MX CHECKED OIL (5 QUARTS), OPENED FAN COWLS AND OIL WAS EVERYWHERE. CHECKING LINES, FOUND SCAVENGE TUBE LINE LOOSE AND RETORQUED. ALSO PULLED THE LEFT HYD PUMP AND FOUND THE SPUR GEAR HOUSING WAS DAMAGED, REPLACED IT PER AMM 29-11-20. PERFORMED IDLE AND HIGH POWER RUN UP PER AMM71-02-02, NO LEAKS NOTED. ENGINE PLACED ON OIL WATCH.

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