Service difficulty report · Selector Valve · Cvac 340CVAC

Difficulty date
June 14, 2009
Submitted
August 3, 2009
Operation
General aviation
Make and model
Cvac 340CVAC
Aircraft time
65,790 hours
Engine
Allsn 501D22
Propeller
Hamstd 54H60
Part
Selector Valve
Part number
20772
Condition
Inoperative
Location
Te Flaps
Stage of operation
CL
How discovered
O
Nature of condition
F
Precautionary procedure
A

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

What was found

(CAN) PILOT UNABLE TO RETRACT FLAPS THROUGH NORMAL ELECTRIC FLAP CONTROL SWITCH. FLAPS RETRACTED USING MANUAL EMERGENCY FLAP SELECTOR. TROUBLESHOOTING DETERMINED ELECTRIC SOLENOID WAS WORKING BUT UNABLE TO POSITION VALVE INSIDE SELECTOR TO PORT PRESSURE TO FLAP MOTORS.