To turn on a furnace without a thermostat, locate the furnace switch on or near the unit. Flip the switch to the "on" position to start the furnace. Keep in mind that without a thermostat, you won't be able to control the temperature or set a programmed schedule for the furnace to operate.
i have a model 125u19 payne furnace i move the thermostat but nothing comes on in the furnace and the pilot light is lit
No it is not advisable. Put it on AUTO. The furnace will decide when it is practical to turn the fan on. Really. No it is not advisable. Put it on AUTO. The furnace will decide when it is practical to turn the fan on. Really.
Carbon will not escape with the furnace off and it will only choke you because you will be breathing it carbon not oxygen. So my advice is dont turn the furnace off
A thermostat is commonly used to control a furnace. It measures the temperature in the room and signals the furnace to turn on or off to maintain a set temperature.
The furnace that is working properly should cycle on and off after every 3 - 4 hours.
An A/C unit is not required to run a furnace. You will want to make sure there are no gaps or missing equipment.
Turn the thermometer switch to offTurn the electrical service switch by the furnace to offTurn off the main breakerAfter turning off the main breaker disconnect the power line to the furnace
The turn on sequence is dependent on the Make, Model and Fueltype. Supplying these details will illicit an appropriate answer
Yes, a blown fuse can cause your furnace to not turn on. Check the breaker box and see if any of them have tripped.
Thermostat
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