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snow with FORCE HEAT, before OFF TEMP is changed.
the heat does not shut off after ice/snow melting
o Afterrun time is too long – reduce AFTERRUN time and activate
RESTART in the menu.
o Moisture detection in the GROUND SENSOR/GUTTER SENSOR
is turned off – set MOIST CTRL to ON in the menu.
If the ALARM button flashes red, one of the following errors has oc-
curred. This can be displayed under the menu: ALARM.
”tEMP sEnsOR 1”
- Temperature sensor in ground or roof
sensor 1 defective.
”tEMP sEnsOR 2”
- Temperature sensor in ground or roof
sensor 1 defective.
”OutdOOR sEnsOR”
- Outdoor sensor defective.
”sEnsOR HEatER”
- Short circuit of heating element in
ground or roof sensor.
EM 50-2
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