# SDR ASAA2014101709421

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 17, 2014
- Submitted: October 21, 2014
- Operation: Air carrier
- Aircraft: [N469AS](https://openairdocs.org/aircraft/N469AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 41702
- Aircraft time: 608 hours, 182 cycles
- System (JASC): [4900 · Airborne Auxiliary Power Unit (APU) System](https://openairdocs.org/jasc/4900)
- Part: Warning Light
- Condition: False Activation
- Location: Apu
- Stage of operation: TX
- How discovered: O
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2014101709421

## Discrepancy

BLUE MAINTENANCE LIGHT FOR APU ILLUMINATED.  ACFT GROUNDED.  REF TASK 49-60, TASK 801, FOUND MAINTENANCE MSG 49-91227 "LOW OIL QTY".  SHUTDOWN APU FOR 5 MINUTES, RESTARTED APU, RAN BITE CHECK, OIL QTY FULL & NO BLUE MAINTENANCE LIGHT.

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