What was found
AIRCRAFT WAS NOT GROUNDED: L1 LAVATORY SMOKE DETECTOR AURAL WARNING INDICATED. NO SMOKE WAS DETECTED. MAINTENANCE PERFORMED SATISFACTORY LAVATORY SMOKE DETECTION SYSTEM TEST IAW MM 26-13-00.
- Difficulty date
- January 31, 2020
- Submitted
- February 5, 2020
- Operation
- Air carrier
- Aircraft
- N834AA
- Make and model
- Boeing 7879
- Aircraft serial
- 40653
- Aircraft time
- 8,740 hours, 901 cycles
- System (JASC)
- 2611 · Smoke Detection
- Part
- Smoke Detector
- Condition
- False Activation
- Location
- L1 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.