Service difficulty report · Battery · Boeing 7878

Difficulty date
August 12, 2025
Submitted
August 13, 2025
Operation
Air carrier
Aircraft
N26910
Make and model
Boeing 7878
Aircraft serial
34826
Aircraft time
47,611 hours, 5,776 cycles
Part
Battery
Part number
100260201
Part serial
ST20097991
Condition
Faulted
Location
Zone 200
Part time
19,100 hours, 2,440 cycles
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

WHILE T/S LOG PAGE 5894542, FOUND MAINTENANCE MSG 33-11308 FOR DOOR R4. R & R WELS CONTROL UNIT BATTERY DOOR R4. OPS CHECKED GOOD. REF AMM 33-51-07.

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