Service difficulty report · Battery Pack · Boeing 7378H4

Difficulty date
June 7, 2023
Submitted
June 19, 2023
Operation
Air carrier
Aircraft
N8669B
Make and model
Boeing 7378H4
Aircraft serial
36655
Aircraft time
26,834 hours, 12,722 cycles
Part
Battery Pack
Part number
UNKNOWN
Condition
Inoperative
Location
Zn 200 Fus Top
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 CABIN EMERGENCY LIGHTS INOP. BOTH SIDES BULL NOSE LIGHTS<[01] REMOVED AND REPLACED 5 EACH BATTERY PACKS IN CABIN FOR BULL NOSE EMERGENCY LIGHTS PER MM 33-51-06; OPS CHECKS GOOD PER MM 33-51-00;[02] REMOVED AND REPLACED 5 EACH BATTERY PACKS IN CABIN FOR BULL NOSE EMERGENCY LIGHTS PER MM 33-51-06; OPS CHECKS GOOD PER MM 33-51-00

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