Service difficulty report · Battery Pack · Boeing 777222

Difficulty date
March 21, 2016
Submitted
March 21, 2016
Operation
Air carrier
Aircraft
N216UA
Make and model
Boeing 777222
Aircraft serial
30549
Aircraft time
66,353 hours, 8,070 cycles
Engine
Pwa PW40903
Part
Battery Pack
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.

What was found

DOOR 4R FWD M33408 EMER LIGHT FAILED ON BATTERY CAPACITANCE TEST. REPLACED DOOR 4R FWD M33408 EMER LIGHT BATTERY PACK & CARRIED OUT EMER LIGHT TEST, FOUND NORMAL IAW AMM 33-51-00.