# SDR ASAA2013091295965

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 12, 2013
- Submitted: September 16, 2013
- Operation: Air carrier
- Aircraft: [N562AS](https://openairdocs.org/aircraft/N562AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35091
- Aircraft time: 26,958 hours, 8,092 cycles
- System (JASC): [4990 · APU Oil System](https://openairdocs.org/jasc/4990)
- Part: Oil System
- Part number: 38007021
- Part serial: P5681
- Condition: Low
- Location: Apu
- Part time: 19,699 hours, 24,620 cycles
- Stage of operation: TX
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2013091295965

## Discrepancy

AFTER APU START,  MAINTENANCE LIGHT ILLUMINATED.  ACFT GROUNDED.  PERFORMED APU BITE RECEIVED MAINTENANCE MESSAGE 49-91227 LOW OIL QTY. SERVICED APU OIL REF MM 12-13-31. VERIFIED APU BITE SHOWS OIL QTY FULL.

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