What was found
AIRCRAFT WAS NOT GROUNDED. LAVATORY SMOKE DETECTOR INTERMITTENTLY SENT FALSE ALERTS. RESET CIDS DIR 1 AND 2, PER AMM 23-73-00. BITE CHECK OF SMOKE DETECTOR SYSTEM CHECKS NORMAL, PER AMM 26-17-00.
- Difficulty date
- December 13, 2020
- Submitted
- December 14, 2020
- Operation
- Air carrier
- Aircraft
- N509AY
- Make and model
- Airbus A321231
- Aircraft serial
- 3796
- Aircraft time
- 41,248 hours, 14,804 cycles
- System (JASC)
- 2611 · Smoke Detection
- Part
- Smoke Detector
- Condition
- False Activation
- Location
- Lavatory
- Stage of operation
- NR
- How discovered
- V
- Nature of condition
- N
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.