EasyManua.ls Logo

UPM HTM621 - Heating System Activation Problems; Temperature Display Issues

UPM HTM621
30 pages
Print Icon
To Next Page IconTo Next Page
To Next Page IconTo Next Page
To Previous Page IconTo Previous Page
To Previous Page IconTo Previous Page
Loading...
PROBLEM SOLUTION
The heating system will
not activate.
Heating system seems to
cycle too often.
- Check the thermostat LCD display to see if there has been a power failure.
- If a lock appears on the LCD when you raise the temperature, the “HIGH-LIMIT FUNCTION”
is activated.
- Check heating device to see if it is disabled or if the circuit breaker is open.
- Check the wiring installation with a certified electrician.
Check and ensure that you have selected a Cycle Rate that matches your particular
heating system.
27
The temperature display is
incorrect.
- Ensure thermostat is not installed near a draft, in direct sunlight or near any devices
such are air conditioners or heaters.
The thermostat feels HOT
to the touch.
- In normal operation, the thermostat may range in temperature from 113° to 131°F
(45° to 55 °C) This is perfectly normal, because this thermostat is rated to operate
safely at these temperatures. However, it is recommended that the thermostat not be
installed near heat sensitive / flammable material such as exposed wood, wallpaper
or other fire hazards.
The heating system is
running constantly.
- Check the temperature is not set too high.
- Check the wiring installation with a certified electrician.

Other manuals for UPM HTM621

Related product manuals