Service difficulty report · Battery Pack · Boeing 73771B

Difficulty date
July 8, 2023
Submitted
July 10, 2023
Operation
Air carrier
Aircraft
N7852A
Make and model
Boeing 73771B
Aircraft serial
29371
Aircraft time
47,886 hours, 30,103 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

EMERGENCY LIGHT ABOVE FWD SERVICE DOOR INOP<[01] REPLACED LIGHT ASSEMBLY AND R/H BATTERY CHARGER AND TROUBLESHOT PER FIM 33-50 TASK 801 ACCOMPLISHED UP TO STEP I.3; NOT GETTING 6V TO LAMP ASSEMBLY.;[02] FOUND PLUG D40042P BACKED OFF; RECONNECT PLUG AND OPS CHECK EMERGENCY LIGHT REF AMM 33-51-00 WITH OPS CHECK GOOD

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