Service difficulty report · Battery Pack · Boeing 777222

Difficulty date
July 26, 2011
Submitted
July 29, 2011
Operation
Air carrier
Aircraft
N214UA
Make and model
Boeing 777222
Aircraft serial
30220
Aircraft time
39,193 hours, 8,494 cycles
Engine
Pwa PW4077
Part
Battery Pack
Part number
BPAS101
Condition
Failed
Location
Emergency Lights
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

EPAS BATTERY AT L2 DOOR FAILS TEST (NO GREEN LIGHT.) REPLACED EPAS BATTERY PACK ASSY AT L2 DOOR PER AMM. ACCOMPLISHED INSPECTION OF L2 DOOR EPAS BATTERY PACK INSTALLED PER MM. OP TEST OK PER MM.