Service difficulty report · Battery Pack · Boeing 7377H4

Difficulty date
October 15, 2026
Submitted
October 20, 2026
Operation
Air carrier
Aircraft
N209WN
Make and model
Boeing 7377H4
Aircraft serial
32484
Aircraft time
70,850 hours, 42,621 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

RT EMERGENCY EXIT BATTERY PACK M1669 FAILED A CAPACITY CHECK. R & R THE BATTERY PACK PER AMM 33-51-06 INSPECTION VERIFIED CORRECTIVE ACTION TAKEN IN STEP 1.

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