Service difficulty report · Battery Pack · Boeing 7377H4

Difficulty date
April 27, 2026
Submitted
May 4, 2026
Operation
Air carrier
Aircraft
N255WN
Make and model
Boeing 7377H4
Aircraft serial
32513
Aircraft time
64,030 hours, 38,700 cycles
Part
Battery Pack
Condition
No Test
Location
Zone 200
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

DID NOT PASS TEST, EMERGENCY LIGHT IN PASSENGER CABIN AT RH SIDE. REPLACED BATTERY PACK OF EMERGENCY LIGHT IN PASSENGER CABIN AT RH SIDE IAW AMM 33-51-06-960-805. TESTED OK.

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