My rheem 90 high efficiency 9 6 years old furnace is not working.
Rheem furnace will not ignite.
Often times the reason air does not get to your furnace s igniter is because it is restricted.
Or your igniter may be bad.
Is your furnace ignitor not working or not glowing and the furnace is not igniting the gas.
On a pilot furnace you re either getting 24v to the 2 wires plugged onto the gas valve or you re not.
To determine if the igniter is faulty remove the igniter and inspect.
If the air in your system is not flowing it cannot produce the required gas air mixture and your home heating system will not ignite because of it.
It read more.
Rheem furnace not heating.
A gas furnace burns a mixture of air and natural or lp gas.
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 pilot light or ignition sensor is usually the most common issue when your furnace will not ignite.
If you re getting 24v and the valve isn t opening then the valve is bad.
This is typically the problem if you can hear your furnace click on but it does not fire up.
In this video i show how to test check an.
The igniter gets very hot and glows bright orange to light the gas burner.
If the igniter fails or cracks the furnace won t heat.
Take a flash light and look real close at the igniter for a burned spot like this.
The repair man is here and says that it won t ignite.
If the light is doing anything other than blinking green then you may have to call out a professional.
The gas furnace problem with the motor or the pressure switch needs to be corrected and corrected before proceeding any further in the process of fixing the gas furnace problem.
You are looking for a blinking green light.
If you re not getting 24v and you have red and white jumpered at the thermostat then trace the 2 small wires back from the valve.
If your furnace won t turn on go to your furnace if it is accessible to you and peak in the little plastic window on the side of it most modern furnaces will have a window.
You have tried bypassing pressure switch so if you are confident you had a good connection in bypassing either the board is not sending a signal 120 volts to the igniter.