SDR SWAA2020060187617

Service difficulty report · Battery Pack · Boeing 7377H4

Difficulty date: May 28, 2020
Submitted: June 1, 2020
Operation: Air carrier
Aircraft: N449WN
Make and model: Boeing 7377H4
Aircraft serial: 32469
Aircraft time: 57,277 hours, 33,993 cycles
System (JASC): 3350 · Emergency Lighting
Part: Battery Pack
Condition: Discharged
Location: Cabin
Stage of operation: UK
How discovered: O
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

FORWARD SERVICE DOOR EMERGENCY LIGHT INOPERATIVE. REMOVED AND REPLACED FWD RT BATTERY PACK AND CHARGER ASSEMBLY IAW AMM 33-51-11. OP CHECK OK BATTERY PACK M1674, PN OFF AND ON D717-01-100, SN OFF WN0064, SN ON 8291. PN OFF AND ON D717-02-030, SN OFF 24138 AND SN ON 10951.

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