What was found
AIRCRAFT IN BASE MAINTENANCE: CREW REST BUNK 6 EMERGENCY LIGHT INOPERATIVE. REPLACED EMERGENCY LIGHTING BATTERY PACK POWER SUPPLY M33143 BATTERY PACK AND ACCOMPLISHED SATISFACTORY OPERATIONAL CHECK PER AMM 33-51-06-9 60-802.
- Difficulty date
- February 7, 2023
- Submitted
- February 9, 2023
- Operation
- Air carrier
- Aircraft
- N721AN
- Make and model
- Boeing 777323ER
- Aircraft serial
- 31546
- Aircraft time
- 39,029 hours, 4,491 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery Pack
- Part number
- ADD71701100
- Part serial
- 177085
- Condition
- Inoperative
- Location
- Zone 200 - Fuse
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.