# SDR J7SA2018053028001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 28, 2018
- Submitted: June 4, 2018
- Operation: Air carrier
- Aircraft: [N531FX](https://openairdocs.org/aircraft/N531FX), registered now
- Make and model: Bombdr BD1001A10
- Aircraft serial: 20150
- Aircraft time: 11,258 hours, 7,043 cycles
- System (JASC): [2612 · Fire Detection](https://openairdocs.org/jasc/2612)
- Part: Fire Warning
- Condition: False Activation
- Location: Apu Bay
- Stage of operation: DE
- How discovered: O
- Nature of condition: N
- Precautionary procedure: F, A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/J7SA2018053028001

## Discrepancy

APU FIRE CAS ILLUMINATED DURING CRUISE AT 10000 FEET.  COMPLIED WITH QRH PROCEDURES AND DIVERTED.    R & R THE APU SQUIB.  INSPECTED APU ENCLOSURE AND FOUND NO EVIDENCE OF FIRE. NO DEFECTS NOTED. RESEALED FIREWALL.

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