ERROR
CODE
ERROR TYPE CAUSE RESET AND RECOVERY
0 Cam Sensor Error The valve
drive took
longer than
6 minutes
to advance
to the next
regeneration
position.
Unplug the unit and examine the powerhead.
Verify that all cam switches are connected to the circuit board
and funtioning properly.
Verify that the motor and drive train components are in good
condition and assembled properly.
Check the valve and verify that the piston travels freely.
Replace/reassemble the various components as necessary.
Plug the unit back in and observe its behavior.
The unit should cycle to the next valve position and stop.
If the error re-occurs, unplug the unit and contact technical
support.
1 Cycle Step Error The control
experienced
an unexpected
cycle input
Unplug the unit and examine the powerhead.
Verify that all cam switches are connected to the circuit board
and functioning properly.
Enter Master Programming mode and verify that the valve type
and system type are set correctly with regard to the unit itself.
Step the unit through a manual regeneration and verify that it
functions correctly.
If the error re-occurs unplug the unit and contact technical
support.
2 Regen Failure The system
has not re-
generated for
more than 99
days(or 7 days
if the control
type has been
set to Day-of
Week)
Perform a Manual Regeneration to reset the error code.
If the system is metered, verify that it is measuring ow by
running service water and watching for the ow indicator on the
display.
If the unit does not measure ow, verify that the meter cable is
connected properly and that the meter is functioning properly.
Enter a Master Programming Mode and verify that the unit is
congured properly.
As appropriate for the valve conguration, check that the correct
system capacity has been selected, that the day override is set
properly, and that meter is identied correctly.
If the unit is congured as a Day-of- Week system, verify that at
least one day is set ON.
Correct the settings as necessary.
3 Memory Error Control board
memory
failure
Perform a Master Reset and recongure the system via Master
Programming Mode.
After reconguring the system, step the valve through a manual
regeneration.
If the error re-occurs unplug the unit and contact technical
support.
UD Upper Drive
Synch
Power
failure install
programming
change
Valve will automatically recover
TROUBLESHOOTING
ERROR CODES
NOTE: Error codes appear in the Service Display
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