Service difficulty report · Power Supply · Boeing 737990ER

Difficulty date
May 14, 2024
Submitted
May 16, 2024
Operation
Air carrier
Aircraft
N419AS
Make and model
Boeing 737990ER
Aircraft serial
41734
Aircraft time
41,192 hours, 12,959 cycles
Part
Power Supply
Part number
D71702001
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

ALL MID CABIN/OVERWING EXIT LIGHTS INOP. GROUNDED - YES. REMOVED AND REPLACED POWER SUPPLY M1674 S/N 43044 OPS CHECK GOOD REF B737 AMM 33-51-06.