What does it mean when a red light flashes on your furnace?
What does it mean when a red light flashes on your furnace?
When you see a flashing light, your furnace is sending you an error code. If you are looking at your furnace and do not see a red light at all when you know it should be on, that means your furnace is not receiving power. Check your circuit breaker box to see if you tripped the breaker for the furnace.
What does it mean when your furnace has a fault code?
With this fault code the control will turn on both the inducer motor and supply air blower. A gas valve that leaks through or is slow closing would typically cause this fault. 2 RED FLASHES: This indicates that the normally open pressure switch contacts are stuck in the closed position.
What are the most common problems with furnaces?
Below are the 10 most common furnace problems. Read on for advice on how to repair and fix future furnace problems. 1 Lack of maintenance. 2 Dirty filters. 3 Wear and tear. 4 Electric Ignition or pilot control problems. 5 Malfunctioning thermostat. 6 (more items)
When to call a professional for a furnace problem?
Otherwise, you may void the warranty on the appliance or accidentally cause a larger problem. Natural gas or propane problems: When you suspect problems with the gas feed or valve because of a malfunction with the gas pressure regulator, call a professional for help.
What to do when your furnace stops working?
Check the circuit breaker and power supply: If the furnace stops working or the thermostat’s screen is blank, check if the circuit breaker tripped or blew a fuse. Also, make sure the power cord is plugged into an outlet. Reduce drafts: If a draft causes problems with the pilot light, you may need to close the windows or doors in the room.
With this fault code the control will turn on both the inducer motor and supply air blower. A gas valve that leaks through or is slow closing would typically cause this fault. 2 RED FLASHES: This indicates that the normally open pressure switch contacts are stuck in the closed position.
What to do if your furnace won’t turn on?
If your furnace still refuses to turn on, check your programmable thermostat for an error code. Often, newer electronic thermostats will display an error code if something is wrong.
Can a faulty thermostat cause a furnace not to heat?
Some common symptoms exhibited by your furnace may actually be due to a faulty thermostat. After you have confirmed that the furnace is not the problem, you should check the thermostat. Problem with a thermostat can manifest as a furnace that produces no heat, wild temperature swings, or a furnace cycling on and off too frequently.
What does it mean when your furnace flashes a red code?
Red Colored Error Code. Taking it from the top, if you happen to see 1 red colored flash on your York Furnace, it signals that the gas valve isn’t receiving power. You may have a gas leak at the valve. 2 red colored flashes means that the switch that controls pressure is possibly stuck.