Title: +038=310.101-##047._01-FDV DrM vanning tak.pdf
Check to see if the ALARM light on the controller is lit solid, then repair or replace the valve if necessary.Seasonal Adjust setting is too high.Set Seasonal Adjust to 100%.Electrical Issues (solid LED illuminated)Problem Display is blank or frozen, the controller will not accept programming or is operating abnormally.Possible Cause Power not reaching the controller.Controller needs to be reset.Possible Solution Verify the main AC power supply is securely plugged in or connected and working properly.Press the Reset Button. For details see “Reset Button” section.An electrical surge may have interfered with the controller’s electronics.Unplug the controller for 2 minutes, then plug it back in. If there is no permanent damage, the controller should accept programming and resume normal operation.Automatic error detection indicates a problem by ALARM LED and an error message on display.Short circuit or overload condition in valve, master valve or pump start relay wiring.