Furnace Circuit Breaker Problems

Don t keep resetting the breaker to turn the furnace back on until you fix the underlying problem.

Furnace circuit breaker problems.

If the circuit has blown or tripped reset the circuit breaker by flipping it all the way off and then on again. Check the ssu switch it looks like a light switch on a gray box located at the furnace to be sure it is in the on position. A furnace that starts up but immediately trips the breaker can be caused by an electrical short circuit or ground fault inside of the furnace itself. 2 be sure the furnace s circuit breaker is on or that its fuse has not blown.

Let s explain the above problems in more detail. This problem can be avoided by simply scheduling for regular hvac maintenance. No power from the rvs battery to the furnace relay switch. Other issues that can contribute to an overworking furnace blower include home air leaks duct leaks and closed or blocked off air registers.

Still haven t found the problem. Unless you know what you are doing this will require the services of an electrician or hvac technician. Overload due to loose electrical connection. Your furnace may be tripping the circuit breaker because of one of these reasons.

Ensure that there is power to the furnace. Check both the main electrical panel and any secondary subpanels that supply power to the unit. Can be caused by a bad wire or by power not reaching the thermostat. Next check the outside condensing unit.

The compressor which sounds like a refrigerator and fan should be running. The circuit breaker is triggered or. Short circuits in your furnace happen when a bare hot wire comes in contact with a neutral wire. Here s the next step in furnace troubleshooting.

A bad circuit breaker can be causing the furnace breaker to be tripping. Common rv furnace problems rv furnace blower won t start. Go to your home s breaker panel and. In some instances a tripped circuit breaker isn t your furnace s fault at all.

The fix is to replace the breakers. Or replace the fuse. If the fan still won t start call a pro the fixes shown here won t work. Not enough power from the thermostat to the furnace.

If the furnace fan kicks in the problem isn t in the furnace. The system s wiring usually wears down after years of use. Check the circuit breakers at the electrical panel. There are issues with your furnace motor.

If the fan doesn t run try resetting the furnace circuit breaker. If the machine doesn t power on check the circuit breaker. Breakers do go bad from time to time and cause nuisance trips. As a result shorts and other issues might occur therefore tripping the circuit breaker.

Your furnace might share a breaker with another appliance that caused the trip or the circuit breaker itself may have. This can be caused by a number of reasons. Try turning the fan to on using the fan switch on the thermostat to test for power to furnace.