What was found
DOOR R4 EMER LT POWER SUPPLY M3 3409 BATTERY PACK LOW CAPACITY. DOOR R4 EMER LIGHT POWER SUPPLY M33409 BATTERY PACK REPLACED AND TESTED NORMAL AS PER AMM 33-51-06. INSPECTION OK.
- Difficulty date
- September 17, 2018
- Submitted
- September 17, 2018
- Operation
- Air carrier
- Aircraft
- N76021
- Make and model
- Boeing 777224
- Aircraft serial
- 39776
- Aircraft time
- 42,120 hours, 3,777 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery
- Part number
- D71701100
- Condition
- Discharged
- Location
- Cabin
- Stage of operation
- IN
- How discovered
- C
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.