Service difficulty report · Battery Pack · Boeing 747422

Difficulty date
November 13, 2013
Submitted
November 15, 2013
Operation
Air carrier
Aircraft
N175UA
Make and model
Boeing 747422
Aircraft serial
24382
Aircraft time
91,185 hours, 10,249 cycles
Engine
Pwa PW4056
Part
Battery Pack
Part number
20131A
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

AISLE EMERGENCY EXIT SIGN ATTACHED TO MONITOR INOPERATIVE AT DOOR 3 RT. ORDERED CHARGER 563-1046 & BATTERY PACK 563-1188. OVERHEAD PANEL BY 3 RT IS OPENED UP FOR ACCESS. REPLACED BATTERY PACK M7920 LOCATED AT DOOR 3RT OVER DOOR FAIRING IAW SSM33-51-02 PG 102 SHEET 1. OPERATIONS CHECKED EMERGENCY LIGHT EXIT SIGNS AT DOOR 3 RT OK.