Service difficulty report · Battery Pack · Boeing 7377H4

Difficulty date
October 13, 2023
Submitted
October 16, 2023
Operation
Air carrier
Aircraft
N920WN
Make and model
Boeing 7377H4
Aircraft serial
32460
Aircraft time
50,462 hours, 30,469 cycles
Part
Battery Pack
Part number
UNKNOWN
Condition
Inoperative
Location
Zn 200 Fus Top
Stage of operation
IN
How discovered
9
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

OVERWING EMERGENCY EXIT SIGN DAMAGED.<[01] R&R AFT EXIT SIGN LIGHT ASSY PER AMM 33-51-01. R&R AFT EMERGENCY BATTERY PACK PER AMM 33-51-06. OPS CHECK GOOD

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