# SDR AALA2019042299002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 18, 2019
- Submitted: May 1, 2019
- Operation: Air carrier
- Aircraft: [N647AW](https://openairdocs.org/aircraft/N647AW), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 762
- Aircraft time: 73,635 hours, 28,190 cycles
- System (JASC): [4990 · APU Oil System](https://openairdocs.org/jasc/4990)
- Part: O-Ring
- Condition: Leaking
- Location: Apu
- Stage of operation: NR
- How discovered: O
- Nature of condition: B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA2019042299002

## Discrepancy

AIRCRAFT WAS GROUNDED: PILOT REPORTS FUMES SMELL IN AIRCRAFT. MAINTENANCE ACCOMPLISHED JOB CARD 26L00021001. FOUND APU TO BE THE SOURCE OF ODOR.  MAINTENANCE REPORTS THAT WHILE PERFORMING J/C 26L00021002 FOUND TURBINE CAVITY OIL LINES LEAKING, INSTALL NEW O-RINGS IAW AMM 49-91-00, FOUND OIL PRESSURE SWITCH PLUMBING AT ADAPTER LEAKING, REPLACED O-RING IAW AMM 49-91-00. PERFORM COMPARTMENT WASH AND APU WASH. NO LEAKS.

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