# SDR ASAA2012062892446

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 2, 2012
- Submitted: July 3, 2012
- Operation: Air carrier
- Aircraft: [N588AS](https://openairdocs.org/aircraft/N588AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35685
- Aircraft time: 17,468 hours, 5,539 cycles
- Engine: Cfmint CFM567B27
- System (JASC): [2612 · Fire Detection](https://openairdocs.org/jasc/2612)
- Part: Detector
- Part number: 90201401
- Condition: Failed
- Location: Apu
- Stage of operation: IN
- How discovered: C
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2012062892446

## Discrepancy

APU FIRE WARNING WILL NOT TEST.  FOUND APU FIRE HARNESS CONNECTOR D40060P TO BE LOOSE. TIGHTENED CONNECTOR, OPS CK GOOD REF AMM 26-10-00.  IMMEDIATELY REPEATED, APU DET INOP LIGHT ILLUMINATED. REPLACED APU LOWER OVERHEAT DETECTOR ASSY AS RECOMMENDED.  OPS CK GOOD NO FAULTS AT THIS TIME. REF MM 26-15-01.

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