Service difficulty report · Battery Pack · Boeing 7378H4

Difficulty date
May 17, 2024
Submitted
June 7, 2024
Operation
Air carrier
Aircraft
N8318F
Make and model
Boeing 7378H4
Aircraft serial
36685
Aircraft time
38,855 hours, 18,136 cycles
Part
Battery Pack
Part number
UNKNOWN
Condition
Inoperative
Location
Exterior Light
Stage of operation
IN
How discovered
C
Nature of condition
L
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

SEVERAL EXTERIOR AND INTERIOR EMERGENCY LIGHTS INOPERATIVE.<[01] PERFORMED TROUBLESHOOTING EMERGENCY LIGHT AS PER REF AMM 33-50 TASK 801 FOUND BATTERY PACK M2335 AND M1673 DEFECTIVE; REPLACE BATTERY PACK M2335 AND M1673 AS PER REF AMM 33-51-06-960-805; TEST PASS;[02] CORRECTION STEP 1 PERFORMED TROUBLESHOOTING EMERGENCY LIGHT AS PER REF AMM 33-50 TASK 801 FOUND BATTERY PACK M2335 AND M1673 DEFECTIVE; REPLACED BATTERY PACK M2335 AND M1673 AS PER REF AMM 33-51-06-960-805; TEST PASS;[03] VERIFIED STEP 1 AND 2;[04] VERIFIED STEP 1; 2; 3

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