Service difficulty report · Pump · Boeing 737823

Difficulty date
August 15, 2025
Submitted
August 28, 2025
Operation
Air carrier
Aircraft
N951AA
Make and model
Boeing 737823
Aircraft serial
29538
Aircraft time
65,938 hours, 27,766 cycles
Part
Pump
Condition
Faulty
Location
Zone 100
Stage of operation
NR
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: RIGHT CENTER PUMP LOW PRESSURE LIGHT REMAINS ON WHEN PUMP TURNED ON. ACCOMPLISHED UFI FAULT ISOLATION PROCEDURE PER FIM TASK 28-22-00-810-822. REMOVE AND REPLACED (UFI)-UNIVERSAL FAULT INTERRUPTER (AALA202508209524) AND RAM MODULE (AALA202508285674). OPERATIONAL CHECK GOOD.