Service difficulty report · Battery Pack · Boeing 73785P

Difficulty date
January 4, 2026
Submitted
January 5, 2026
Operation
Air carrier
Aircraft
N823SY
Make and model
Boeing 73785P
Aircraft serial
33971
Aircraft time
55,609 hours, 31,729 cycles
Part
Battery Pack
Condition
Inoperative
Location
Zone 200
Stage of operation
IN
How discovered
V
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 EXIT LIGHT ON LEFT OVERWING ILLUMINATE EVEN THOUGH THE SWITCH IS OFF AND WE CAN NOT GET THE LIGHT SO TURN OFF. REPLACED LT OVERWING EMERGENCY LIGHT BATTERY PACK IAW AMM 33-51-06. OPS CHECKED GOOD.

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