Service difficulty report · Battery Pack · Boeing 7377H4

Difficulty date
March 24, 2022
Submitted
April 4, 2022
Operation
Air carrier
Aircraft
N495WN
Make and model
Boeing 7377H4
Aircraft serial
33869
Aircraft time
58,484 hours, 34,525 cycles
Part
Battery Pack
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

SEVERAL AFT CABIN EMERGENCY LIGHTS POWERED BY EMERGENCY LIGHT BATTERY PACK M1672 STA 952 WL290 RBL14 INOP / [01] REPLACED BATTERY M1672 AT STA 952 WL290 RBL 14 IAW AMM 33-51-06-960-805. TESTS GOOD.

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