What was found
EMER LT PWR SUPPLY (M33404) RESTORE FAILED. EMER LT POWER SUPPLY M33404 BATTERY REPLACED AND INSTALLATION TEST CARRIED OUT NORMAL AS PER AMM 33-51-06.
- Difficulty date
- February 9, 2019
- Submitted
- February 11, 2019
- Operation
- Air carrier
- Aircraft
- N78013
- Make and model
- Boeing 777224
- Aircraft serial
- 29861
- Aircraft time
- 97,328 hours, 9,638 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery
- Part number
- ADD71701100
- Condition
- Failed
- Location
- Cabin
- 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.