Ruud household furnaces have both ignitors and flame sensors that produce the heat for the furnace. If there is a problem with the ignitor, the flame sensor will stop working and close down the supply of gas. If this is the case, the ignitor needs to be replaced. The ignitor is attached...
The silver fan control dial shown in our photograph, driven by a bimetallic spring that is inside the probe that is in turn inserted into the supply air plenum, responds to temperatures inside the furnace. In response to supply air temperature this control turns the blower fan on, off, and ...
Before installing the furnace, locate where the return air duct is placed. This will either be on the side of the unit or on the bottom. The dimensions of the ductwork should be marked on the side of the furnace. Depending on where the furnace is situated, you may need to purchase an...
Spotting a faulty control board can be tricky. However, being able to recognize its tell-tale signs allow you to take preventative measures before your furnace reaches an irreparable state. If you think your furnace control board might be on the fritz, this article is here to help. We’ll ...
being careful not to damage it. When you're satisfied that you've removed as much carbon as possible, replace the ignitor, hook up the connectors and turn on the power. Test the ignitor by turning up the thermostat to force the furnace to start. If problems persist, it may be time for...
Replace the tap plugs and regulator cap on the gas valve. Turn the gas control back to the "On" position and replace the burner access door. Turn the thermostat up until the furnace ignites to test the operation. Turn the thermostat back to the desired setting when proper operation is veri...
Before you start to change the filter, turn off power to your furnace at the electrical switch mounted on or near it. Next, locate the filter access panel and open or slide it. You’ll find the filter in either an air return duct or inside the blower compartment of your furnace. Some...
If yes, there may be a problem with the temperature sensor. If your air filters are dirty, your room temperature will differ from the thermostat setting. In this case, you’ll either have to buy a new thermostat or replace the broken sensor. ...
It seems that every house I’ve ever owned has needed a new furnace. I mean sure, the old furnace was still there clunking along and producing heat, but it was always some embarrassingly old thing installed by someone that obviously didn’t care about en
If they require repair or maintenance, you should do it immediately. If all is well, but the temperature fluctuates, it could be due to an issue with the probe for temperature. Fortunately, they’re simple and affordable to replace, too. ...