When your air filter is clogged with dirt your blower has to work extra hard to push air.
Furnace circuit breaker code.
Furnace breakers most often occur for a few reasons.
According to building codes a furnace must be supplied by a dedicated circuit meaning the circuit cannot supply power to anything other than the furnace.
Furnace breaker trips.
There s a leak in your hvac ductwork.
Check with your municipality for local requirements and codes.
The most common culprit is a dirty air filter.
If this circuit is run entirely in conduit then there should be enough space for another 15a circuit hot neutral in there for the remaining loads allowing the furnace to be left alone on the existing circuit or vice versa with the furnace moved to the new circuit and the other loads left on the existing circuit.
Hvac air registers or vents are blocked.
Poor airflow through the furnace.
This will create afci protection to only the receptacle being replaced.
The most common reason that a furnace trips a circuit breaker is that the blower is overworking.
1 1 the blower motor in your furnace is powered with electricity.
This is a job for a licensed electrician.
A bad furnace fan motor or component.
1 why does my furnace need electricity.
A failing receptacle can be replaced with an afci receptacle.
This circuit is served by its own circuit breaker in the breaker box properly called the main service panel the circuit wiring runs from the service panel to the disconnect switch and from there to the furnace.
Let s explore these reasons in detail and find out what you can do to fix a furnace breaker trip.
To get answers to electrical code.
Any time that something is blocking airflow to your system your blower has to work harder to compensate.
How afcis work a conventional circuit breaker isn t sensitive enough to detect electricity arcing through the air while the arc is.
The furnace filter is clogged.
The furnace motor is having issues.
A bad circuit breaker.
How the furnace switch works.
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.
Doing so will create afci protection for the entire circuit.
2 6 reasons why your circuit breaker may be getting tripped by your furnace.