What was found
AIRCRAFT WAS NOT GROUNDED. APPROXIMATELY 3 HOURS INTO FLIGHT FORWARD LAVATORY SMOKE DETECTOR ACTIVATED FOR 2 SECONDS. NO SOURCE OF SMOKE WAS NOTED. REMOVED AND REPLACED FORWARD LAVATORY A SMOKE DETECTOR, PER AMM 26-17-15-000-001-A.
- Difficulty date
- October 19, 2020
- Submitted
- October 20, 2020
- Operation
- Air carrier
- Aircraft
- N551UW
- Make and model
- Airbus A321231
- Aircraft serial
- 4940
- Aircraft time
- 30,320 hours, 11,385 cycles
- System (JASC)
- 2611 · Smoke Detection
- Part
- Smoke Detector
- Part number
- PPC120000
- Part serial
- 75486
- Condition
- False Indication
- Location
- Fwd Lavatory
- Part time
- 9,370 hours, 3,685 cycles
- Stage of operation
- CR
- How discovered
- O
- Nature of condition
- N
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.