Goodman Furnace Ignitor Won T Light

The furnace hot surface ignitor does not glow.

Goodman furnace ignitor won t light.

This is a diy video so we will not use any multi meter or voltage measuring device. If the glow ignitor comes on but the furnace doesn t fire up some inspection and troubleshooting can be helpful. The air pressure switch does not have current going through it. What you need to do is when the ignitor starts to get red check for voltage at the terminals on the gas valve.

When the furnace lights the glow ignitor starts first and the pilot light automatically ignites. But does have current to it. All you need to do is locate the gas supply valve and rotate it in a counterclockwise direction to open it. The pilot light or ignition sensor is usually the most common issue when your furnace will not ignite.

I have a goodman furnace that won t light. Draft inducer motor starts. Gas furnaces now come with an igniter that works electronically to light the gas and heat the home. This may be the case if your goodman furnace won t ignite but the light is on continuously.

There are two ways in which a furnace ignites the gas air mixture that comes into it. When a furnace has a bad ignitor. Thermostat calls for heat. The goodman gas furnace has an automatic ignition system that doesn t require manual lighting of the pilot light.

The oldest way is by a pilot light and over the last 30 years or so these have been replaced by electronic ignition systems. We will troubleshoot a furnace igniter on this goodman furnace. One of the most common culprits of a furnace that is having a difficult time lighting is a low gas supply. Is your furnace ignitor not working or not glowing and the furnace is not igniting the gas.

This is typically the problem if you can hear your furnace click on but it does not fire up. A faulty or dirty ignition or sensor is a relatively easy fix so follow these steps and you may be able to solve the problem yourself. The indicator light on the circuit board stays on red and the vent fan comes on but the main blower won t come on and the burner won t light. It is typically located either.

Goodman furnace won t ignite i have a three year old goodman furnace model pgb030075 1 that all of sudden will not ignite. How to tell if an ignitor on a gas furnace is working. This is what i see in the furnace sequence of operation. It s also a good idea to replace your furnace s air filters at least once a year.

You should get 24 volts after the ignitor is at max temp. Pressure switch attached by a small plastic or rubber tube senses the negative pressure produced by the draft inducer and closes. In this video i show how to test check an.