62
TROUBLESHOOTING
Rev E
TROUBLESHOOTING
700 Series Controller Troubleshooting
Problem
Possible Cause
Solution
ERR 1 is displayed
Controller power has been connected and
the control is not sure of the state of the
operation.
Press the UP arrow and the control should
reset.
ERR 2 is displayed
Controller power does not match 50 or 60
Hz.
Disconnect and reconnect the power.
If problem persists, obtain the appropriate
controller or AC adapter for either 50 or 60
Hz power.
ERR 3 is displayed
Controller does not know the position of the
camshaft. Camshaft should be rotating to
find Home position.
Wait for two minutes for the controller to
return to Home position. The hourglass
should be flashing on the display indicating
the motor is running.
Camshaft is not turning during ERR 3
display.
Check that motor is connected.
Verify that motor wire harness is connected
to motor and controller module.
Verify that optical sensor is connected and
in place.
Verify that motor gear has engaged cam
gear.
If everything is connected, try replacing in
this order:
—Wire harness
—Motor
—Optical sensor
—Controller
If camshaft is turning for more than five
minutes to find Home position:
Verify that optical sensor is in place and
connected to wire.
Verify that camshaft is connected
appropriately.
Verify that no dirt or rubbish is clogging any
of the cam slots.
If motor continues to rotate indefinitely,
replace the following components in this
order:
—Wire harness
—Motor
—Optical sensor
—Controller
Four dashes displayed:
— — : — —
Power failure occurred
Press SET to reset the time display.