Service difficulty report · Battery Pack · Boeing 7377H4

Difficulty date
August 11, 2024
Submitted
August 14, 2024
Operation
Air carrier
Aircraft
N488WN
Make and model
Boeing 7377H4
Aircraft serial
33853
Aircraft time
65,566 hours, 39,062 cycles
Part
Battery Pack
Condition
Inoperative
Location
Sone 200
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 ON PAX CABIN BINS 7 R/H AND 8 R/H ARE INOP<[01] FOUND BATTERY PACK M1672 INOPERATIVE IAW WDM 33-51-14. ORDERED BATTERY PACK; PENDING REPLACE.;[02] VERIFIED;[03] VERIFIED CORRECTIVE ACTION STEP 1.;[04] UPDATED PARTS INFO;[05] REMOVED AND REPLACED EMERGENCY LIGHT BATTERY PACK M1672 AND PERFORMED GOOD TEST; COMPLETED TASK CARD;[06] VERIFIED ACTION ITEM 5;[07] UPDATED MEASUREMENTS;[08] VERIFIED CORRECTIVE ACTION ENTRY 5.

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