Service difficulty report · Power Supply · Boeing 7378

Difficulty date
September 13, 2025
Submitted
September 15, 2025
Operation
Air carrier
Aircraft
N378SC
Make and model
Boeing 7378
Aircraft serial
44471
Aircraft time
14,364 hours, 5,402 cycles
Part
Power Supply
Part number
D71702001
Condition
No Test
Location
Zone 200
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

AIRCRAFT WAS NOT GROUNDED: FOUND EMERGENCY LIGHTS AT R1 DOOR AND ALL OF FIRST CLASS INOPERATIVE WHILE ACCOMPLISHING W/C 09C20033003. REMOVE AND REPLACED BATTER POWER SUPPLY M02816, PER AMM 33-51-06. OPERATIONAL CHECK GOOD.

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