What was found
SMOKE DETECTOR LOCATED AT FWD CREW REST UPPER BUNK, FAILS ALL TEST. BOTH UPPER AND COMMON SMOKE DETECTORS INOP. TRIED SMOKE, BOTH DETECTORS FAILED. INOP FCR. PN PU90-471WR41 ON EXP H6285. MMSG 26-41010 IS FOR LAV SMOKE DETECTOR.
- Difficulty date
- January 23, 2011
- Submitted
- February 3, 2011
- Operation
- Air carrier
- Aircraft
- N785UA
- Make and model
- Boeing 777222
- Aircraft serial
- 26954
- Aircraft time
- 61,403 hours, 8,857 cycles
- Engine
- Pwa PW4090
- System (JASC)
- 2611 · Smoke Detection
- Part
- Smoke Detector
- Part number
- PU90471WR41
- Condition
- No Test
- Location
- Fwd Crew Rest
- Stage of operation
- IN
- How discovered
- C
- Nature of condition
- L
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.