Service difficulty report · Battery Pack · Boeing 757251

Difficulty date
December 16, 2025
Submitted
December 17, 2025
Operation
Air carrier
Aircraft
N553NW
Make and model
Boeing 757251
Aircraft serial
26500
Aircraft time
64,550 hours, 28,818 cycles
Part
Battery Pack
Condition
Inoperative
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

DURING SVC FOUND ROW 26 TO 28 EMERGENCY LIGHT INOP. T/S PER B757 WDM 33-51-13 FOUND BATTERY PATH C/P UNSECURED. SECURED C/P PER B757 AMM 33-51 OPS CHECK NML. (7725037)