Service difficulty report · Battery Pack · Boeing 777223

Difficulty date
September 15, 2015
Submitted
September 17, 2015
Operation
Air carrier
Aircraft
N779AN
Make and model
Boeing 777223
Aircraft serial
29955
Aircraft time
67,555 hours, 7,969 cycles
Part
Battery Pack
Part number
D71702001
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

RIGHT DOOR NR 1 OVERHEAD EMER LIGHT POWER SUPPLY M33094, CAP TEST FAILED. POWER SUPPLY BATTERY PACK DEEP CYCLE CARRIED OUT & OPERATIONAL TEST NORMAL IAW AMM 33-51-06.