Intertherm Electric Furnace Troubleshooting

6 Electric Furnace Repair Issues

<ul class="i8Z77e"><li class="TrT0Xe">Bad Heating Element. Is the furnace simply refusing to start? </li><li class="TrT0Xe">Broken Blower Motor. Perhaps your furnace seems to start, but there's no hot air coming out of the vents. ... </li><li class="TrT0Xe">Problems With the Sequencer. ... </li><li class="TrT0Xe">Broken or Malfunctioning Limit Switch. ... </li><li class="TrT0Xe">Outdated Electrical System. ... </li><li class="TrT0Xe">Dirty Air Filter.</li></ul>

Why is my electric furnace not heating?

If your electric furnace is running hard but it isn't producing enough heat to chase off the cold, this could be caused by a number of different issues. The most common issues include a faulty thermostat but these issues could also be a sign of a clogged filter, dirty air ducts, or a serious problem with your furnace.

Where is the reset button on my electric furnace?

All furnaces are equipped with a reset button. They are generally red or yellow and are located inside the blower compartment. The reset button is a safety feature that will shut down the furnace when a problem is detected, often a hot or overheating furnace, before it trips the circuit breaker.

How do you reset an electric furnace?

Find the switch mounted on or near the furnace and turn the power off. If you can't find a switch at the furnace you can turn off the circuit breaker to the furnace at the main circuit breaker box. Wait about 10 seconds. Turn the switch or breaker back on and check the furnace to see that it has power again.

How do you check the heating element in an electric furnace?

Set your meter to ohms. And check between the two points. And you should read on this model in a 5k

What is the lifetime of an electric furnace?

The Typical Furnace Lifespan The predicted lifespan for an electric furnace is 20-30 years, while a gas furnace will last on average 10-15 years. Remember, your furnace doesn't run on one component alone. The average furnace — whether running on gas or electricity — works using a collection of crucial parts.

Why does my furnace turn on but no heat comes out?

When you turn the furnace on but no heat comes out, there may be an obstruction. Dirty air filters restrict airflow, which can make it feel like not much heated air is coming out of your vents. Check the furnace filter and replace it if its surface is covered with contaminants.

Why is electric furnace blowing cold air?

More often than not, electric heaters blow cold air when its filters are clogged, and that's why it's the first thing you should check. Start by turning your heater off and inspecting the filters. If the filters are caked with dust, then it's likely the culprit behind your heater's malfunction.

How do you troubleshoot electric heating?

5 Electric furnace troubleshooting tips

1. Check the electric furnace switch. Go and confirm that the electric furnace switch is turned on.
2. Check the circuit breaker. ...
3. Check for blown fuses. ...
4. Adjust your thermostat. ...
5. Clean the filters and air ducts. ...
6. Faulty fan or blower. ...
7. Check for loose AC parts. ...
8. Belt issues.

Where is the fuse on an electric furnace?

Many electric furnaces are on separate circuits, sometimes located in a separate fuse box away from the main panel. The heating elements of the furnace are also fused, and these fuses are located on a panel that is on or inside the furnace housing.

Is there a reset button on a electric?

There's one at the bottom.

Can you manually light a electric furnace?

Never attempt to light a furnace by a flame manually, especially if the furnace has an electronic igniter. A furnace equipped with an electronic igniter cannot be lit manually. Call for the services of a professional heating and cooling technician when the igniter is not working properly.

Why isn't my furnace firing up?

If your gas furnace initiates the start cycle but does not fire up, it's likely because of a faulty, damaged, or dirty ignitor/sensor. This is a very common furnace problem—you can try to clean the sensor and replace the ignitor.

How do you reset an electric furnace after a power outage?

All you need to do is go over to your furnace and locate a reset button. It's typically red or yellow. If it's been tripped during an outage it will probably be raised. Make sure that you press this button down to make sure that the furnace is ready to run again.

Where is furnace blower reset button?

It is usually located inside the blower compartment on the side of the blower motor. Be cautious as the housing may be hot. If the button is popped up, press it down.

How can you tell if your heating element is bad?

The easiest way to check this is to turn the heating element on and inspect the temperature of the air coming out of your heating system. If the air is insufficiently heated, very close to, or at room temperature, there is probably something wrong with the heating element.

What is the best test for checking if a heating element is faulty?

To check if the heating element is still good or is bad and needs to be replaced, we measure the resistance of the heating element by using an ohmeter. An ohmmeter is an electrical instrument that measures electrical resistance, the opposition to an electric current.

How do you tell if a fuse is blown in a furnace?

All you have to do is look at the metal bar. If the bar is broken, then the furnace fuse has been blown. If you need to know where to buy a new fuse for the furnace, you need to make sure to get the same wattage ratings as before.

How long do mobile home electric furnaces last?

Furnaces for mobile homes typically last for about fifteen years. That is less time than furnaces for traditional homes. That is why it's important to buy the best mobile home furnace.

Does an electric furnace require maintenance?

An electric furnace will often last 10 years longer than a gas furnace, and they need fewer repairs in general. However, they still require regular maintenance to help ward off repair calls. If you neglect regular maintenance for your electric furnace, you can't expect it to give you a long and productive service life.