How Can I Tell If My Furnace Thermostat Is Bad?

Answer

The best way to tell if your furnace thermostat is bad is by turning the furnace on. Set the temperature high and the thermostat to the heat position. If after a few minutes nothing happens, then it might be faulty.
Q&A Related to "How Can I Tell If My Furnace Thermostat Is Bad..."
1. Turn your thermostat to the "Heat" position and set the temperature high enough to enable your furnace to run. Wait a few minutes and see if your thermostat starts. If
http://www.ehow.com/how_7609458_tell-furnace-therm...
One way to easily tell is to check the bottom radiator hose, if the hose is extremely hotter than the top hose, the thermostat is not opening fully or stuck in the closed position.
http://wiki.answers.com/Q/How_do_tell_if_thermosta...
Hello, just jump the R and w wires on your thermostat subbase, if the unit comes on then the thermostat is bad, if not most likely the board.
http://www.fixya.com/support/t10818120-tell_ifc_bo...
To test if a dryer thermostat is bad, disconnect the dryer from the electrical outlet. Slide the dryer away from the wall and disconnect the dryer vent.more? report this answer. Updated
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Explore this Topic
One way to tell if a thermostat is bad is to watch your temperature gauge. If you have a bad thermostat your temperature gauge will start climbing. Another sign ...
The most common signs of a bad or malfunctioning thermostat are lack of hot or cold air when the device is turned on and an unlit display light. Malfunctioning ...
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