# SDR AALA202001069023

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 3, 2020
- Submitted: January 6, 2020
- Operation: Air carrier
- Aircraft: [N809NN](https://openairdocs.org/aircraft/N809NN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 33519
- Aircraft time: 32,654 hours, 13,105 cycles
- System (JASC): [2612 · Fire Detection](https://openairdocs.org/jasc/2612)
- Part: Fire Warning
- Condition: False Activation
- Location: Cockpit
- Stage of operation: NR
- 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/AALA202001069023

## Discrepancy

AIRCRAFT NOT GROUNDED: FIRE WARNING LIGHTS ON BOTH SIDES ILLUMINATE ON MASTER CAUTION RECALL AND WHEN WHEN FUEL MASTER CAUTION IS ILLUMINATED. ACCOMPLISHED ENGINE RUN FOR BOTH ENGINES NO FAULTS NOTED. ACCOMPLISHED ENGINE/APU FIRE DETECTION CONTROL MODULE BITE TEST IAW AMM 26-10-00 NO FAULTS NOTED.

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