Service difficulty report · Power Supply · Boeing 737900ER

Difficulty date
September 28, 2022
Submitted
September 29, 2022
Operation
Air carrier
Aircraft
N407AS
Make and model
Boeing 737900ER
Aircraft serial
41731
Aircraft time
36,971 hours, 11,558 cycles
Part
Power Supply
Part number
D71702001
Condition
Inoperative
Location
Main Passenger C
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 LIGHTS AT RH FWD EXTERIOR OVERWING EXIT AND INTERIOR EMERGENCY LIGHT ABOVE ROW 13FED AND 9FED DON'T COME ON. GROUNDED - YES. REMOVED & REPLACED M1676, EMERGENCY POWER SUPPLY WITH BATTERY. REF B737-900 AMM 33-51-06-960-805 & -806.

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