Service difficulty report · Shutoff Valve · Boeing 737752

Difficulty date
May 27, 2012
Submitted
May 29, 2012
Operation
Air carrier
Aircraft
N784XA
Make and model
Boeing 737752
Aircraft serial
33784
Aircraft time
28,045 hours, 14,399 cycles
Part
Shutoff Valve
Part number
2670136
Part serial
48696
Condition
Damaged
Location
Lt
Part time
19,517 hours, 9,951 cycles
Stage of operation
IN
How discovered
9
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 LT TANK OCCURRED DUE TO THE SHUTOFF VALVE DID NOT CLOSE. MX PERSONNEL CLOSED THE VALVE MANUALLY. THE SHUTOFF VALVE WAS REPLACED IAW MM 28-21-51, TESTED CORRECT.