Service difficulty report · Battery Pack · Boeing 7377H4

Difficulty date
April 13, 2023
Submitted
April 14, 2023
Operation
Air carrier
Aircraft
N491WN
Make and model
Boeing 7377H4
Aircraft serial
33867
Aircraft time
58,143 hours, 34,680 cycles
Part
Battery Pack
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

CABIN AISLE EMERGENCY LIGHT @ 19DEF INOP<[01] R&R BOTH BATTERY POWER SUPPLY M1673 AND BATTERY PACK PER AMM 33-51-06 OPS CK?D GOOD.

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