Setting the controller or programming your Clack WS1 water softener valve is very simple. 

To Set Time of  Day

1. Press “SET CLOCK”.  Adjust hours with up or down arrow.

3. Press “NEXT”.  Adjust minutes with up or down arrow.

5. Press “NEXT” to complete and return to normal operation.

To Set Hardness

1.  Press the NEXT and up arrow buttons simultaneously for 3 seconds.

2.  Press “NEXT”. Using the up or down buttons set the hardness.

3.  Press "NEXT".  Do not change days override from 14.

3.  Press “NEXT”. Using the up or down buttons set the Regeneration Time similar to setting the current time above.

4.   Press “NEXT” returning to normal operation.