Service difficulty report · Battery Pack · Boeing 7377BD

Difficulty date
June 29, 2023
Submitted
June 29, 2023
Operation
Air carrier
Aircraft
N7743B
Make and model
Boeing 7377BD
Aircraft serial
36718
Aircraft time
48,277 hours, 25,047 cycles
Part
Battery Pack
Part number
UNKNOWN
Condition
Inoperative
Location
Zn 200 Fus Top
Stage of operation
IN
How discovered
9
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

3 LIGHTS ASSY'S IN AFT GALLEY/CABIN DO NOT ILLUMINATE WHEN EMERGENCY LIGHTS ARE SWITCHED ON.<[01] REMOVED AND REPLACED BATTERY PACK AT AFT LH POSITION (M1673) REF AMM 33-51-06.

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