Service difficulty report · Power Supply · Boeing 737823

Difficulty date
November 27, 2025
Submitted
November 29, 2025
Operation
Air carrier
Aircraft
N837NN
Make and model
Boeing 737823
Aircraft serial
30908
Aircraft time
46,119 hours, 19,619 cycles
Part
Power Supply
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: 4 ROWS IN FIRST CLASS HAS EMERGENCY LIGHTS OUT. REMOVE AND REPLACED EMERGENCY EXIT LIGHT POWER SUPPLY M1674. PER AMM 33-51-06.