Service difficulty report · Battery Pack · Boeing 7377BD

Difficulty date
May 28, 2022
Submitted
June 7, 2022
Operation
Air carrier
Aircraft
N7734H
Make and model
Boeing 7377BD
Aircraft serial
33923
Aircraft time
52,074 hours, 28,006 cycles
Part
Battery Pack
Part number
M1670
Condition
Inoperative
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 LIGHTS ASSOCIATED WITH BATTERY PACK M1670 INOP. / [01] REMOVED & REPLACED EMERGENCY LIGHT AT BATTERY PACK M1670 AS PER REF B737 AMM 33-51-06-960-805 AND PERFORMED OPERATIONAL TEST . TEST PASS;[02] VERIFIED STEP 1.

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