Why is the battery symbol flashing on my UPM THM501?
If the battery symbol is flashing on your UPM Thermostat, replace the batteries with fresh alkaline batteries. It's also recommended to replace the batteries at least once a year, even if the battery symbol isn't flashing.
How to fix a blank LCD screen on my UPM Thermostat?
If the LCD screen on your UPM Thermostat is blank, try the following: * Ensure the batteries are correctly installed. * Verify the batteries are fresh and of the correct type. * Press the RESET (R) key on the back of the thermostat, located above the battery compartment.
What to do if the heat will not come on with my UPM Thermostat?
If the heat isn't turning on for your UPM Thermostat, make sure: the thermostat is set to HEAT or AUTO mode; the set temperature is higher than the current room temperature; and wait up to 5 minutes for the heat to turn on. After waiting 5 minutes, the heating should now be on.
General| Brand | UPM |
|---|---|
| Model | THM501 |
| Category | Thermostat |
| Language | English |
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