Service difficulty report · Pump · Boeing 737823

Difficulty date
July 25, 2019
Submitted
July 26, 2019
Operation
Air carrier
Aircraft
N841NN
Make and model
Boeing 737823
Aircraft serial
30914
Aircraft time
28,982 hours, 11,741 cycles
Part
Pump
Part number
609891005
Part serial
041009902
Condition
Failed
Location
Fuel System
Stage of operation
CL
How discovered
O
Nature of condition
O
Precautionary procedure
A

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

What was found

AIRCRAFT WAS GROUNDED: FLIGHT DIVERTED TO MIA ON ACCOUNT OF CENTER TANK FUEL PUMP INOPERATIVE. AFTER TAKEOFF FUEL STARTED DRAINING FROM WINGS WITH 16,000 LBS IN CENTER, COULD NOT STOP EVEN WITH PUMPS OFF. L-WING WENT TO 8.08, RT 7.86 W/10,000 IN CENTER. AN EMERGENCY WAS DECLARED. MAINTENANCE REMOVED AND REPLACED RH CENTER FUEL BOOST PUMP IAW AMM 28-22-41. OPS CHECK AND LEAK CHECK OK.