SDR 2008UALA04308

Service difficulty report · Scavenge Pump · Boeing 757222

Difficulty date: August 15, 2008
Submitted: August 21, 2008
Operation: Air carrier
Aircraft: N551UA
Make and model: Boeing 757222
Aircraft serial: 25399
Aircraft time: 63,892 hours, 18,457 cycles
Engine: Pwa PW2037
System (JASC): 7261 · Turbine Engine Oil System
Part: Scavenge Pump
Condition: Leaking
Location: Engine Oil
Stage of operation: DE
How discovered: O
Nature of condition: K, B
Precautionary procedure: O

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

What was found

OILY ODOR NOTICED ON DESCENT. SCAVENGE PUMP SEAL LEAKING. REPLACED G-B OIL SCAVENGE PUMP REPLACED LUBRICATION AND SCAVENGE PUMP ACCOMPLISHED LT PACK BURNOUT PER SVC TIP 79-00-95. OPERATION AL AND LEAK CHECK GOOD. OIL ODOE NO LONGER PRESENT AT ANY POWER SETTING. REACTIVATED HIGH STAGE BLEED.