Troubleshooting

What Does the Control Fault Error Message Mean?


The Control Fault message might occur for several reasons. Please contact your electrician to have them test the resistance of your heating system based on the heating model that was installed in your floor using a digital multimeter set to a 200 ohms scale.

What Does the Error Message on my Tempo Mean?


If you see the floor sensor error icon on the screen it means that your thermostat has been unable to detect the temperature of the floor. Please contact Warmup.

How do I test my system using a Megger (Mega-Ohmmeter)?


The megger is used as a quality control measure to test the insulation resistance to detect any fault in the heater cable jacket. Such leaks cannot be spotted with a regular ohmmeter and help spot any damage to the cable and cable jacket.

How do I test my NAMSR self-regulating cables?


This page explains the purpose of testing your self-regulating cables and how to perform these tests.

Where do I place the sensor probe when installing in-slab cable?


The thermostats sensor probe can be installed in a number of ways and must be housed in a separate conduit from the heating systems cold tail lead. Click “Read More” for details.

What is causing my thermostat to keep tripping requiring that I press the reset button?


One reason why your thermostat keeps tripping could be that you have GFI on the thermostat and the breaker simultaneously.  Click “Read More” for details.

My sensor triggers properly most of the time but seems to miss very wet snow.


Even if the sensor triggers, your outdoor controller may miss very wet snow. Learn how placement and settings affect detection.

Why does my sensor trigger without precipitation?


This could indicate your sensor needs to be cleaned.  Click “Read More” for instructions.

My sensor just sits there. What could be wrong?


Try these simple troubleshooting tips to isolate what the issue could be.  Click “Read More” for details.

After a deicing cycle is complete my pavement still has some snow on it. Why?


Learn why snow remains after a de‑icing cycle; your outdoor controller or sensor placement may affect results.

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