SDR UALA2013071905085

Service difficulty report · Apu · Boeing 757222

Difficulty date: July 18, 2013
Submitted: July 19, 2013
Operation: Air carrier
Aircraft: N569UA
Make and model: Boeing 757222
Aircraft serial: 26677
Aircraft time: 67,666 hours, 24,958 cycles
Engine: Pwa PW2040
System (JASC): 4900 · Airborne Auxiliary Power Unit (APU) System
Part: Apu
Condition: Odor
Location: Cabin
Stage of operation: LD
How discovered: O
Nature of condition: B
Precautionary procedure: O

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

What was found

STRONG OIL ODOR IN AFT CABIN AND AND FWD 5 ROWS OF GALLEY. VERIFIED OIL OIL PRESENT WHILE RUNNING APU, WENT AWAY AFTER APU OFF. VERIFIED NO OIL ODOR PRESENT WHILE RUNNING PACKS OF GROUND AIR UNIT. THE APU BLEED VALVE INOPERATIVE "CLOSED". APU PNEUMATICS INOPERATIVE IAW AMM 49-11-00, FIM 49-11.