Service difficulty report · Battery Pack · Boeing 73776N

Difficulty date
February 15, 2025
Submitted
February 19, 2025
Operation
Air carrier
Aircraft
N7885A
Make and model
Boeing 73776N
Aircraft serial
33379
Aircraft time
68,440 hours, 35,048 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

EMERGENCY BATTERY PACK M673 FAIL TEST EMERGENCY BATTERY PACK M1673 FAIL TEST<[01] REMOVED; REPLACED; AND PERFORMED GOOD TEST OF M1673 BATTERY PACK PER AMM 33-51-06-960-805;[02] VERIFIED CORRECTIVE ACTION 1.

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