Service difficulty report · Battery · Boeing 777222

Difficulty date
July 18, 2024
Submitted
July 18, 2024
Operation
Air carrier
Aircraft
N796UA
Make and model
Boeing 777222
Aircraft serial
26931
Aircraft time
106,420 hours, 14,104 cycles
Part
Battery
Part number
ADD71701100
Part serial
203433
Condition
Discharged
Location
R4 Door
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.

What was found

SUPPORT TASK - CABIN - DR R4 EMER LT (PWR PACK M33408)OPERATION TEST FAILED. CABIN - DR R4 EMER LT (PWR PACK M33408) REPLACED AND INSTALLATION TEST CARRIED WITH RESULT NORMAL AS PER AMM 33-51-06.