# SDR ASAA2017111322563

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 13, 2017
- Submitted: November 15, 2017
- Operation: Air carrier
- Aircraft: [N597AS](https://openairdocs.org/aircraft/N597AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35689
- Aircraft time: 36,684 hours, 11,309 cycles
- System (JASC): [4900 · Airborne Auxiliary Power Unit (APU) System](https://openairdocs.org/jasc/4900)
- Part: Warning Light
- Condition: Illuminated
- Location: Apu
- Stage of operation: NR
- 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/ASAA2017111322563

## Discrepancy

BLUE APU MAINT LIGHT ILLUMINATED.  WHEN STARTING APU AFTER LANDING THE APU SEEMS TO OPERATE NORMALLY.  ACFT GROUNDED.  COMPLIED WITH  FIM 49-90, TASK 804.  FAULT CLEARED, OK TO CONTINUE SERVICE.

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