If your timer has changed due to a black out or from any other electrical change do the following :
Setting the Time of Day:
*When Time of Day is set to correctly unit will flush at programmed time.
* Unit Bypass valves and their operation are described in Service Manual (Click on service manual icon above).
*If you receive an error message on screen unplug unit form power supply, wait 15 seconds , plug back in. This will reset the computerized valve.
When Err 1 flashes on Clack WS1 do the following:
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Superior Water User Manual