SDR GTIA2016112801675

Service difficulty report · Apu · Airbus A319132

Difficulty date: November 28, 2016
Submitted: November 29, 2016
Operation: Air carrier
Aircraft: N502NK
Make and model: Airbus A319132
Aircraft serial: 2433
Aircraft time: 42,950 hours, 20,321 cycles
System (JASC): 4920 · APU Core Engine
Part: Apu
Condition: Odor
Location: Apu Bay
Stage of operation: DE
How discovered: O
Nature of condition: B
Precautionary procedure: K

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

What was found

FUME EVENT NOTED INITIALLY AT TOP OF DESCENT FOR 1-2 MIN THEN C LEVEL OFF 6000 WITH ADVANCEMENT OF POWER COMPLETED ELIMINATION OF ODOR FUME IN COCKPIT CABIN CHECKLIST COULD NOT DETERMINE WHICH ENG. PAC SMELL WAS COMING FROM MAYBE BOTH FUMES IN COCKPIT AND CABIN NOT NOTED FROM APU. PERFORMED TROUBLESHOOTING OF CABIN ODOR IAW TSM 05-50-00-810-831-A FOUND APU TO BE THE SOURCE OF SMELL. ENG RUNS VERIFIED NO ENG/PACKS WERE SOURCE OS SMELL DURING OPERATION.

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