What was found
AIRCRAFT WAS NOT GROUNDED: LAVATORY SMOKE ALARM ALERTED FOR 3 SECONDS. NO CAUSE FOUND STARBOARD AFT LAVATORY. REPLACED FILTERS IN BOTH AFT LAVATORIES SMOKE DETECTORS.
- Difficulty date
- September 14, 2021
- Submitted
- September 15, 2021
- Operation
- Air carrier
- Aircraft
- N164NN
- Make and model
- Airbus A321231
- Aircraft serial
- 6909
- Aircraft time
- 16,253 hours, 6,125 cycles
- System (JASC)
- 2611 · Smoke Detection
- Part
- Smoke Warning
- Condition
- False Activation
- Location
- Lavatory
- Stage of operation
- NR
- How discovered
- 9
- Nature of condition
- N
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.