Why is the oil furnace not staying lit?
Probably the most common issue when dealing with a furnace that will not stay lit or ignite consistently is a dirty flame sensor . The flame sensor acts as a communication vehicle with the circuit board and tells it when a flame is lit inside the furnace.
Why is my furnace pilot not staying lit?
The most common reason the furnace pilot light won’t stay lit. Bad Thermocouple. A furnace thermocouple is a safety feature that regulates gas flow to your system based on whether the pilot light is on. In simple terms, the thermocouple checks to see if your pilot light flame is lit and turns off the gas flow if it senses that your pilot light is off, so you don’t have gas building up in your home.
What would cause a furnace not to light?
A number of reasons can cause the wall furnace to not light, including a damaged thermocouple, a clogged pilot orifice and a disconnected gas supply.
Why is my furnace not staying on?
Malfunctioning Thermostat. If your furnace isn’t staying on, your thermostat may not be calibrated correctly. This means that the furnace thinks it has reached the desired temperature before it has, and therefore the furnace is turning off after running for a short time.
Probably the most common issue when dealing with a furnace that will not stay lit or ignite consistently is a dirty flame sensor . The flame sensor acts as a communication vehicle with the circuit board and tells it when a flame is lit inside the furnace.
The most common reason the furnace pilot light won’t stay lit. Bad Thermocouple. A furnace thermocouple is a safety feature that regulates gas flow to your system based on whether the pilot light is on. In simple terms, the thermocouple checks to see if your pilot light flame is lit and turns off the gas flow if it senses that your pilot light is off, so you don’t have gas building up in your home.
A number of reasons can cause the wall furnace to not light, including a damaged thermocouple, a clogged pilot orifice and a disconnected gas supply.
Malfunctioning Thermostat. If your furnace isn’t staying on, your thermostat may not be calibrated correctly. This means that the furnace thinks it has reached the desired temperature before it has, and therefore the furnace is turning off after running for a short time.
