What was found
AIRCRAFT WAS NOT GROUNDED: LAVATORY 3F, 1R SMOKE ALARM ILLUMINATED INTERMITTENTLY. FLIGHT ATTENDANTS REPORTED NO SMOKE PRESENT. MAINTENANCE PERFORMED SATISFACTORY OPERATIONAL CHECK PER AMM 26-13-00. NO FAULTS DETECTED.
- Difficulty date
- February 20, 2020
- Submitted
- February 21, 2020
- Operation
- Air carrier
- Aircraft
- N772AN
- Make and model
- Boeing 777223
- Aircraft serial
- 29580
- Aircraft time
- 83,840 hours, 10,655 cycles
- System (JASC)
- 2611 · Smoke Detection
- Part
- Smoke Detector
- Condition
- False Activation
- Location
- Lavatory
- Stage of operation
- NR
- 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.