Service difficulty report · Power Supply · Boeing 737990ER

Difficulty date
October 20, 2023
Submitted
October 25, 2023
Operation
Air carrier
Aircraft
N464AS
Make and model
Boeing 737990ER
Aircraft serial
40714
Aircraft time
35,649 hours, 11,031 cycles
Part
Power Supply
Part number
D71702001
Condition
Discharged
Location
Main Cabin
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 ASSOCIATED WITH POWER SUPPLY 1672 INOP. GROUNDED - YES. REMOVED AND REPLACED POWER SUPPLY M1672. INST TEST GOOD IAW B737-900AMM 33-51-06-960-806.