# SDR AALA202107215106

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 19, 2021
- Submitted: July 21, 2021
- Operation: Air carrier
- Aircraft: [N971NN](https://openairdocs.org/aircraft/N971NN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 31217
- Aircraft time: 18,405 hours, 7,511 cycles
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Smoke Detector
- Part number: 4755712
- Condition: False Activation
- Location: Lavatory
- 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/AALA202107215106

## Discrepancy

AIRCRAFT WAS NOT GROUNDED: FORWARD LAVATORY SMOKE DETECTOR GOES OFF COMES ON INTERMITTENTLY. NO SIGN OF SMOKE IN LAVATORY OR TRASH CAN COMPARTMENT. REPLACED FORWARD SMOKE DETECTOR PER AMM 26-14-01.

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