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