Service difficulty report · Battery Pack · Boeing 7377H4

Difficulty date
October 19, 2020
Submitted
October 23, 2020
Operation
Air carrier
Aircraft
N234WN
Make and model
Boeing 7377H4
Aircraft serial
32502
Aircraft time
49,231 hours, 29,380 cycles
Part
Battery Pack
Condition
Inoperative
Location
Emergency Lights
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

DURING EMERGENCY LIGHTS OPERATIONS CHECK FOR WORK INSTRUCTION CARD 5300-E-14440-NG THE LT OVERWING EXIT SIGN DID NOT ELUMNATE. REMOVED AND REPLACED BATTERY PACK AND BATTERY CHARGER ASSEMBLY FOR THE LT OVERWING EXIT DOOR LIGHTS, REF AMM 33-51-06. OPERATIONS CHECK GOOD POS: LT P/N ON/OFF: D717-02-030 S/N OFF: 26748 S/N: 19443 POS: LT P/N ON/OFF: D717-01-100SWA S/N OFF: 14546 S/N: 58260.

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