What was found
AIRCRAFT IN BASE MAINTENANCE: EMERGENCY LIGHT BATTERY M33401 AT R4 DOOR FAILS AT CHARGING.MAINTENANCE REPLACED POWER SUPPLY M33401 AT R4 DOOR IAW B777-3,OPSCHECK GOOD. REFER TO INDIVIDUAL SIGN OFF ENTRIES FOR WORK STEPSPERFORMED.
- Difficulty date
- March 8, 2025
- Submitted
- April 16, 2025
- Operation
- Air carrier
- Aircraft
- N717AN
- Make and model
- Boeing 777323ER
- Aircraft serial
- 31543
- Aircraft time
- 47,449 hours, 5,603 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Power Supply
- Condition
- Inoperative
- Location
- Zone 200
- 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.