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Troubleshooting lxt – Watts W110 Series User Manual

Page 28

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Troubleshooting LXT

Error Codes

NOTE: Error codes appear on the In Service display.

Error Code

Error Type

Cause

Reset and Recovery

0

Motor Stall /Cam

Sense Error

No state changes in the optical sensor

are detected for 6 seconds.

Unplug the unit an plug back in. Allow the control to attempt to find position again.

Verify the optical sensor is in place with the wires connected to the circuit board.

Verify 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. If the error reoccurs, unplug the unit,

put it into bypass and contact technical support.

1

Motor Run-On Error /

Cycle Sense Error

An undesired optical sensor state change

occurred.

Non-critical error. Extra optical sensor pulse detected. Press any button to clear the

error. Press extra cycle button to advance motor to clear error.

2

Regen Failure

The system has not regenerated in 30

days.

Perform a Manual Regeneration to reset the error code.

If the system is metered, verify that it is measuring flow by running service water and

watching for the flow indicator on the display. If the unit does not measure flow, verify

that the meter cable is connected properly and that the meter is functioning properly.

Enter Master Programming Mode and verify that the unit is configured as appropriate

for the valve configuration. Check that the correct system capacity and meter size

has been selected.

4

Fail Safe Error

Valve has failed to find position in one

minute.

Unplug the unit and plug it back in. If error continues, call technical support.

W110 LXT Downflow Softeners and SXT Filters

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