# SDR ASAA2015032511123

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 25, 2015
- Submitted: March 30, 2015
- Operation: Air carrier
- Aircraft: [N584AS](https://openairdocs.org/aircraft/N584AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35682
- Aircraft time: 29,216 hours, 8,742 cycles
- System (JASC): [4940 · APU Start/Ignition System](https://openairdocs.org/jasc/4940)
- Part: Warning Light
- Part number: 0000
- Condition: False Activation
- Location: Apu
- Stage of operation: CR
- 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/ASAA2015032511123

## Discrepancy

FAULT LIGHT ILLUMINATED DURING APU START AT FL380.  FAULT LIGHT EXTINGUISHED WITHIN 5 MINUTES.  SUCCESSFUL START AT FL340, NO APU CAUTION LIGHTS.  ACFT GROUNDED. ACCOMPLISHED FIM TASK 49-40-TASK 801.  FOUND FAULT 49-41010-1 START AGO.  NO CURRENT FAULTS SHOWING. PERFORMED APU START AND NO CURRENT FAULT OR FAULT 49-41010 IN LAST APU CYCLE.  NO FURTHER ACTION REQUIRED IAW FIM.

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