P9 TROUBLESHOOTING
6. TROUBLESHOOTING
Problem
Cause
Solution
The actuator handle
oscillates.
Lack of valve seal lubrication.
Obstruction in the valve body
Lubricate valve. See the
“Maintenance” section.
The actuator motor works but
the valve diverter does not
turn.
The actuator shaft has
broken.
Replace the actuator shaft.
Actuator in manual position.
Pull up on the handle while
rotating.
The gear train was damaged.
Replace gear or shaft.
The actuator motor does not
turn.
No power to the actuator.
Check voltage between black
(common) wire and each
switch leg (red, white)
Toggle switch in the OFF
position.
Flip toggle switch to ON 1 or
ON 2 positions.
The motor has failed.
Replace motor.
Failed or broken microswitch.
Replace microswitch.
Both cams are in contact with
their microswitches.
Check the cam setting
section.
The actuator rotates in one
direction but not back again.
Broken or damaged
microswitch.
Replace microswitch.
Bad connection(s).
Check all connections.
Bad control relay switch.
At the power source check
the operation of the control
relay or switch.
Broken wire.
Check red and white wires.
Water inside the valve
actuator
Damaged seals.
Replace seals.
