When the LTC is ON, your system will not turn on if temperatures reach or drop below 5°F. When the system is on and senses the temperature drop to 5°F, the system will delay-off.
Why hasn’t my Controller activated my snowmelt system if its snowing? Read More »
If the sensor probe is placed too close to the wire, it will read higher temperatures than you will actually feel on the floor. Click “Read More” for details.
What if the Sensor Probe Reads Higher or Lower than Actual Temperature? Read More »
If you installed your thermostat over 3 years ago and it seems to be functioning the same, however your floor is no longer heating up, call your electrician. Click “Read More” for details.
The first items on the checklist would be to ensure that the breaker is on and that power is being supplied to the unit. Click” Read More” for details.
What if my TH115 floor heating thermostat is not turning on? Read More »
The ER1 message will also occur if no floor sensor is connected to the thermostat. Have your electrician make sure that the sensor probe wires are securely connected in ports 1 and 2 of the thermostat. If sensor was not installed, your thermostat can be programmed to read the air temperature instead by following the steps below.
What does “ER1” on the thermostat display mean? Read More »
This may also mean that you have not yet registered the actual thermostat under your location as a room. Please make sure you have added a room, which requires you to enter the thermostats unique device number to fully register.
What does the ‘!’ mean on my 4iE Screen? Read More »
The HI/LO error message means that the ambient sensor readings (on snow sensor) are out of reliable measuring range. Click “Read More” for details.
What Does the HI/LO Error message mean on my COMMBOX? Read More »
The overload message will occur if more than 15 AMPS has been connected to the thermostat. Click “Read More” for details.
What does it mean if my thermostat reads “overload” on this display? Read More »
Error 2 “SensErr 2” will appear when the upper limit sensor is not connected or has short-circuited. Click “Read More” for details.
What does COMMBOX error code “SensErr 2” mean? Read More »
Error 1 “SensErr 1” will appear when there is a communication error with one (or more) snow sensors. Click “Read More” for details.
What does COMMBOX error code “SensErr 1” mean? Read More »
