Service difficulty report · Battery Pack · Boeing 7374Q8

Difficulty date
January 11, 2015
Submitted
January 13, 2015
Operation
Air carrier
Aircraft
N778AS
Make and model
Boeing 7374Q8
Aircraft serial
25110
Aircraft time
65,869 hours, 37,543 cycles
Part
Battery Pack
Part number
BPS73
Condition
Failed
Location
Emergency Lights
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

WHILE PERFORMING INTERIOR EMERGENCY LIGHT CHECK. FOUND INTERIOR EMERGENCY LIGHT ROW 25 LEFT INOPERATIVE. ALSO, FOUND LT AFT OFF WING EXTERIOR LIGHTS INOPERATIVE. ACFT GROUNDED. REPLACED THE LAMP IAW AMM 33-55-00. OPS CHECK NO GOOD. R & R M1576 BATTERY CHARGER AND M1134 BATTERY REF WDM 33-51-14 AND WDM 33-51-13.

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