Service difficulty report · Shutoff Valve

Difficulty date
September 17, 2009
Submitted
December 1, 2009
Operation
General aviation
Engine
Garrtt TPE33110UA
Part
Shutoff Valve
Part number
39423091
Condition
Failed
Location
Fuel Sys
Stage of operation
IN
How discovered
C
Nature of condition
L
Precautionary procedure
K

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

What was found

(CAN) AFTER THE ENGINE WAS OVERHAULED AND WAS INSTALLED IN THE TEST CELL, WHEN TRYING TO DO A START, ENG WOULD NOT LIGHT OFF. IT WAS NOTED THAT THERE WAS NO FUEL GOING TO THE ENG WHEN STARTING. AFTER TROUBLESHOOTING THE STARTING ISSUES IT WAS FOUND TO BE A FAULTY OVERHAULED FUEL SHUTOFF VALVE. THE FSO WAS CHANGED AND THE ENGINE WAS TESTED WITH NO OTHER PROBLEMS.