Service difficulty report · Relay · Boeing 737823

Difficulty date
September 5, 2025
Submitted
September 15, 2025
Operation
Air carrier
Aircraft
N903AN
Make and model
Boeing 737823
Aircraft serial
29505
Aircraft time
68,773 hours, 28,691 cycles
Part
Relay
Part number
KDAGX4F001
Condition
Inoperative
Location
Zone 100
Stage of operation
CR
How discovered
O
Nature of condition
J
Precautionary procedure
O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

AIRCRAFT WAS NOT GROUNDED: LEFT CENTER TANK FUEL PUMP LOW PRESSURE LIGHT ILLUMINATED IN LEVEL FLIGHT. REPLACED LEFT POWER SWITCH RELAY PER SWPM 20-81-13. OPERATIONAL CHECK GOOD.