Service difficulty report · Battery Pack · Boeing 7374Q8

Difficulty date
January 13, 2016
Submitted
January 15, 2016
Operation
Air carrier
Aircraft
N778AS
Make and model
Boeing 7374Q8
Aircraft serial
25110
Aircraft time
68,274 hours, 39,116 cycles
Part
Battery Pack
Part number
BPS73
Condition
Failed
Location
Emergency Lights
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

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 M1132, EXTINGUISH AFTER 1 MINUTE OF OPERATION. ACFT GROUNDED. REPLACED PACK BATTERY PACK. OPS CK NORMAL.

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