Service difficulty report · Battery · Boeing 777222

Difficulty date
October 7, 2018
Submitted
October 8, 2018
Operation
Air carrier
Aircraft
N792UA
Make and model
Boeing 777222
Aircraft serial
26934
Aircraft time
94,155 hours, 12,622 cycles
Part
Battery
Part number
ADD71701100
Condition
Discharged
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.

What was found

REF NR L/P:9462407 - SPEC NR B777-33-7-7019 - DOOR RT 4 BOTH EXIT IDENTIFIER WAS NOT ON WHEN EMERGENCY LIGHT TESTED. DOOR RT 4 BATTERY M33408 REPLACED AND OPERATIONAL TEST FOUND NORMAL AS PER AMM 33-51-06-960-802 REV83.