Service difficulty report · Shutoff Valve · Boeing 737752

Difficulty date
July 30, 2018
Submitted
September 18, 2018
Operation
Air carrier
Aircraft
N788XA
Make and model
Boeing 737752
Aircraft serial
33788
Aircraft time
49,804 hours, 24,617 cycles
Part
Shutoff Valve
Condition
Malfunctioned
Location
Fuel System
Stage of operation
IN
How discovered
O
Nature of condition
K
Precautionary procedure
K

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

What was found

DURING FUELING, A FUEL SPILLAGE IN THE RIGHT TANK OCCURRED DUE TO THE SHUTOFF VALVE DID NOT CLOSE. THE PLATFORM WAS CLEANED BY FIREMEN AND MAINTENANCE PERSONNEL. CLEANED THE SELECTOR AND THE SHUTOFF VALVE WAS RESEATED AND TESTED SEVERAL TIMES IAW MM 28-21-00, NO LEAKS WERE DETECTED AND SHUTOFF VALVE WORKED CORRECT CONTINUING THE FUELING.