Service difficulty report · Battery Pack · Boeing 7377H4

Difficulty date
July 9, 2023
Submitted
July 11, 2023
Operation
Air carrier
Aircraft
N963WN
Make and model
Boeing 7377H4
Aircraft serial
36676
Aircraft time
38,123 hours, 23,431 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

EMERGENCY EXIT LIGHTS ASSOCIATED WITH BATTERY PACK M1670 ARE INOP<[01] REPLACED POWER SUPPLY - BATTERY PACK M1670 PER AMM 33-51-06-960-805. GOOD TEST.;[02] PARTS UPDATED.;[03] VERIFIED CORRECTIVE ACTIONS 1-2

More about the Boeing 737-7H4