SDR AALA201602189013

Service difficulty report · O-Ring · Airbus A319112

Difficulty date: February 17, 2016
Submitted: February 18, 2016
Operation: Air carrier
Aircraft: N713UW
Make and model: Airbus A319112
Aircraft serial: 1040
Aircraft time: 47,043 hours, 26,597 cycles
System (JASC): 4940 · APU Start/Ignition System
Part: O-Ring
Condition: Leaking
Location: Apu
Stage of operation: NR
How discovered: O
Nature of condition: K, B
Precautionary procedure: K

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

What was found

AIRCRAFT HAS UNIDENTIFIED ODOR. APPEARS TO BE AN ACRID CHEMICAL SMELL, SEEMS TO BE COMING OUT OF COCKPIT VENT OVERHEAD. PER CREW A/C CABIN ODOR REPORT, SOURCE OF ODOR WAS APU. REPLACED O RING AT STARTER IAW AMM 49-42-51. ACCOMPLISHED APU LOAD COMPRESSOR WASH JC 26L31049009, JC 26L00021001, JC 26L0021002 & JC 26L00021004.

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