Service difficulty report · Battery Pack · Boeing 7378

Difficulty date
July 3, 2024
Submitted
July 5, 2024
Operation
Air carrier
Aircraft
N8709Q
Make and model
Boeing 7378
Aircraft serial
42563
Aircraft time
15,488 hours, 7,166 cycles
Part
Battery Pack
Part number
UNKNOWN
Condition
Inoperative
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

EMERGENCY EXIT LIGHTS L1507 X 2; L1515; L547 & L6 REMAINS ON WHILE P5 OVHD PNL SWITCH IS ON ARMED POSITION.<[01] R & R?D M1670 POWER SUPPLY & BATTERY PACK ; OPERATIONAL TEST CHECKED GOOD PER AMM 33-51-06.

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