SDR ASAA2021090735931

Service difficulty report · Pump · Boeing 737890

Difficulty date: September 7, 2021
Submitted: September 22, 2021
Operation: Air carrier
Aircraft: N597AS
Make and model: Boeing 737890
Aircraft serial: 35689
Aircraft time: 48,805 hours, 14,598 cycles
System (JASC): 2822 · Fuel Boost Pump
Part: Pump
Condition: Faulted
Location: Nr 2
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

NUMBER 2 AFT FUEL PUMP INOP. GROUNDED - YES. CHECKED GFI, NOT POPPED. OPERATED #2 AFT FUEL PUMP FOR SEVERAL HOURS AND CYCLED SEVERAL TIMES, OPERATES NORMALLY. SHOOK DOWN HARNESS IN WHEEL WELL WHILE PUMP WAS OPERATING, EVERYTHING WAS SATISFACTORY. PUMP, PRESSURE SWITCH, AND GFI PREVIOUSLY CHANGED.