Service difficulty report · Battery Pack · Boeing 7378H4

Difficulty date
April 27, 2022
Submitted
April 29, 2022
Operation
Air carrier
Aircraft
N8321D
Make and model
Boeing 7378H4
Aircraft serial
36687
Aircraft time
31,939 hours, 14,343 cycles
Part
Battery Pack
Part number
M1672
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

EMERGENCY EXIT LIGHTS ASSOCIATED WITH BATTERY PACK M1672 ARE INOP / [01] REPLACED BATTERY PACK M1672 AND PERFORMED GOOD TEST PER AMM 33-51-06-960-805.;[02] VERIFIED CORRECTIVE ACTION #1

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