Mobile Home HVAC

You’ve reached heating and cooling for manufactured homes. Here you will find a wealth of information about your mobile home’s HVAC. Whether you are searching for a furnace part, information or help with troubleshooting, you’ve come to the right place.

Looking for Mobile Home Furnace Parts?

How a Typical Mobile Home Gas Furnace Works

The flowchart below shows how a typical gas furnace functions. It may not apply to all furnaces, but many will follow a similar flowchart. If you are experiencing trouble, you should be able to follow the flowchart and identify at …

How To Clean an Air Conditioner

For the most part, the average homeowner IS NOT able to repair their own air conditioner unit. Many of the repairs will involve removing the freon and that requires special equipment and you must be licensed to handle the freon. …

How Does a Gas Furnace Work?

Below are the steps demonstrating how a typical gas furnace operates upon turning up your thermostat. 1. The booster assembly sends air to the burner for combustion. 2. Gas passes over the ignitor to light the burner. 3. The gas …

How Do Relays Work?

There are several types of relays: furnace relays, circuit board relays, time delay relay (sequencer). In most relays, a lower voltage activates a magnet which closes or opens a switch to a higher voltage circuit. For example, if you connect …

How Does a Contactor Work?

There are many types of contactors. For example: a single pole, a double pole or a triple pole. All contactors are rated by amps. A contactor works when power from a 24V transformer activates a coil (magnet) in the bottom …

How to Restring a Furnace Heating Element

Since many older heating elements are no longer available, your only option may be to repair them using a properly sized restring kit. Restringing an element simply means replacing the heating wire with a new one. New limit switches and/or …

What are Swamp Coolers & How Do They Work?

Swamp coolers are also called evaporative coolers. They generally sit on top of a home and function by blowing hot dry outside air over wet dripping pads. As the air enters the home, the water in the dripping pads cools …

Troubleshooting HVAC Flame Sensors

If your burner lights then goes out in seconds, the problem may be the flame sensor. If the burner burns for longer than a few seconds before extinguishing, then it’s probably an issue resulting in a lack of combustional air …

Booster Motors / Draft Inducers Troubleshooting

When your thermostat calls for heat, the booster motor (sometimes called a draft inducer) is generally the first thing to start running on your furnace. The function of a booster motor may vary with different furnaces. In some furnaces, it …

Remove & Replace Foam Furnace Filter

Foam furnace filter measures 19x35x1/4″. Cut to fit the size you need. Replaces foam filters found in some furnaces. New wire retaining clips, which hold the filter in place, are also available. If your current furnace filter comes with a …

6261840 Fan Switch Conversion Instructions

The 6261840 fan switch is most often found in the Mac 1199 series furnaces. The switch is no longer available. If your switch is not working properly, you will need to replace it with this conversion kit. TROUBLESHOOTING Upon the …

Pilot Light Blows Out on Furnace on Windy Days

If your furnace has a standing pilot light, you may experience some frustration with it blowing out on windy days. We have compiled a few tips you can try to fix the problem. The best cure is electronic ignition. However, …