Service difficulty report · Battery Pack · Boeing 7377H4

Difficulty date
May 30, 2026
Submitted
June 4, 2026
Operation
Air carrier
Aircraft
N253WN
Make and model
Boeing 7377H4
Aircraft serial
32511
Aircraft time
64,393 hours, 38,756 cycles
Part
Battery Pack
Condition
Inoperative
Location
Zone 200
Stage of operation
IN
How discovered
V
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

INOPERATIVE EMERGENCY LIGHT ON BIN 5 LT SIDE AT PASSENGER CABIN. REMOVED AND REPLACED EMERGENCY LIGHT BATTERY PACKS BS 603 LT SIDE AND RT SIDE AT PASSENGER CABIN IAW AMM 33-51-06-960-805 AND PERFORMED A TEST OF THE NEW BATTERY PACKS IAW AMM 33-51-06-960-805. TEST IS OK.

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