Hydrotech 9100 SXT Valve Meter Initiated Water Softener - Manual (Page 10)

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Error Codes
Note: Error codes appear on the In Service display
Error Display Example
NOTE: Unit will flash when an error exists.
Error Code Probable Cause Recover and Resetting
[Err 0] Drive motor is stalled Unplug the unit from the power source
[Err 1] Drive motor is running continuously When power is restored to the unit, the Err _ display
code clears. If the condition causing the error has
not been resolved the Err _ code reappears in the
four digit display. Do not attempt to troubleshoot this
problem any further.
[Err 2] There have been more than 99 days since
the last Regeneration. If the Day of the Week
mode of regeneration is selected and days
since last regeneration exceeds 7 days.
[ 7 - - 5 ]: There have been more than 7 days
since the last regeneration. All individual
settings (d1, d2, d3, d4, d5, d6, d7) are set to
0.
Regeneration must occur for the unit to recover, the
display to clear and the valve to
function normally.
[ 7 - - 5 ]: To recover from [Err2], the user must
initiate a regeneration or set at least one individual
day to 1.
[Err 3] Control board memory failure. Perform a Master Reset. If the error returns,
do not attempt to troubleshoot this problem any
further.