Service difficulty report · Battery Pack · Boeing 7377H4

Difficulty date
May 11, 2024
Submitted
May 14, 2024
Operation
Air carrier
Aircraft
N927WN
Make and model
Boeing 7377H4
Aircraft serial
36889
Aircraft time
51,719 hours, 31,504 cycles
Part
Battery Pack
Part number
UNKNOWN
Condition
Inoperative
Location
Emergency Lights
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

SEATS 9ABC AND 11BC EMERGENCY LIGHTS ON THE OHB ARE INOP<[01] REPLACED BATTERY PACK M1670 AS PER AMM REFERENCE 33-51-06-960-805 AND WDM REFERENCE 33-51-13-1 PAGE 1. INSTALLATION TEST PASSED.;[02] VERIFIED REPLACED BATTERY PACK M1670 INSTALLATION TEST PASSED.<BR>P/N: AD-D717-01-100SWA<BR>S/N:BN 481024.

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