# SDR ASAA2016071717409

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 17, 2016
- Submitted: July 19, 2016
- Operation: Air carrier
- Aircraft: [N495AS](https://openairdocs.org/aircraft/N495AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 41728
- Aircraft time: 1,501 hours, 490 cycles
- System (JASC): [4990 · APU Oil System](https://openairdocs.org/jasc/4990)
- 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/ASAA2016071717409

## Discrepancy

DURING TAXI TO THE GATE, APU MAINTENANCE LIGHT ILLUMINATED.  ACRT GROUNDED.  APU BITE REPORTS LOW OIL QUANTITY.  COMPLIED WITH FIM 49-90 TASK 804. VERIFIED OIL SIGHT GLASS ON APU SHOWS FULL.  IAW FIM TASK 49-60 FAULT WAS A NUISANCE MESSAGE.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.