SDR AALA202105209004

Service difficulty report · Oil System · Airbus A320214

Difficulty date: May 19, 2021
Submitted: May 20, 2021
Operation: Air carrier
Aircraft: N108UW
Make and model: Airbus A320214
Aircraft serial: 1061
Aircraft time: 62,868 hours, 30,559 cycles
System (JASC): 4990 · APU Oil System
Part: Oil System
Condition: Overserviced
Location: Apu
Stage of operation: DE
How discovered: O
Nature of condition: W, B
Precautionary procedure: O

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

What was found

AIRCRAFT IN BASE MAINTENANCE: DESCENDING THROUGH 10,000 FEET UNTIL LANDING, PILOTS EXPERIENCED A CABIN ODOR MUSTY. CAPTAIN DONNED OXYGEN MASK. DETERMINED THAT APU OIL WAS OVERSERVICED. ACCOMPLISHED J/C 26L00021001, 26L00021002, 26L00021004--SMOKE/ODOR/FUMES INITIAL TROUBLESHOOT, APU SMOKE/ODOR/FUMES TROUBLESHOOT, AND ECS DECONTAMINATION.

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