# SDR UALA2010032901030

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 27, 2010
- Submitted: April 7, 2010
- Operation: Air carrier
- Aircraft: N549UA
- Make and model: Boeing 757222
- Aircraft serial: 25397
- Aircraft time: 69,377 hours, 20,029 cycles
- Engine: Pwa PW2037
- System (JASC): [4920 · APU Core Engine](https://openairdocs.org/jasc/4920)
- Part: Apu
- Part number: 380029817
- Part serial: 62655331
- Condition: Faulty
- Location: Apu Bay
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2010032901030

## Discrepancy

APU HOC T-S.  DUE TO APU OIL USAGE TRENDING UP & TO AVOID DELAYS OR CNX'S, TROUBLESHOOT HIGH OIL CONSUMPTION.  300A.  IF NOTHING FOUND.  NEED TO REPLACE APU.  REPLACED APU.  ACCMP'D SUCCESSFUL INFLIGHT APU ALTITUDE START.

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