# SDR ASAA12511363

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 7, 2012
- Submitted: April 9, 2012
- Operation: Air carrier
- Aircraft: [N577AS](https://openairdocs.org/aircraft/N577AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35186
- Aircraft time: 19,113 hours, 5,819 cycles
- System (JASC): [4990 · APU Oil System](https://openairdocs.org/jasc/4990)
- Part: Housing
- Condition: Leaking
- Location: Apu
- Part time: 4,859 hours, 6,218 cycles
- Stage of operation: IN
- How discovered: V
- Nature of condition: K
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA12511363

## Discrepancy

APU HAS A HISTORY OF OIL SERVICING.  CURRENT OIL CONSUMPTION IS STILL WITHIN LIMITS AT .02 QPH BUT IS HIGHER THAN EXPECTED.  PERFORMED AMM TASK 49-95-00-810-801, APU OIL CONSUMPTION HIGH FAULT ISOLATION.  FOUND LUBE FILTER HOUSING LOOSE AND LEAKING OIL.  REPLACED LUBE FILTER HOUSING AND INSTALLED NEW O-RING IAW AMM 49 91 12 TASKS 000 802 & 400 802.  NO LEAKS NOTED APU IS GOOD FOR CONTINUED SERVICE.

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