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What causes a furnace blower motor to go bad|How To Troubleshoot Home Furnace Blower Problems | Home

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Top 10 Causes of Furnace Electrical Problems


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It is cleaned to get rid of dust buildup to keep it from overheating.If this is the problem, your technician will need to replace the motor.Hi Robin! So sorry to hear that this motor burn out happened to you! When the motor started smelling hot they should have know the motor was not right! It sounds like that they installed either a bad motor or the wrong size motor for your system.

Blower motor breakdown can be the result of anything from old age to failed bearings, high amp draw, electrical failure in the windings, dirt accumulation, and more.So the gas will build up instead of the gas igniting immediately.She can be contacted at 248-244-6495 or jenanesi@achrnews.com. Jen’s responsibilities include covering state and federal legislative and regulatory actions relevant to the HVACR industry, running the annual Best Instructor and Best Trainer contests, managing the Regulatory Update section of The NEWS, and producing the monthly Tech of the Month feature.

Again, if you haven’t had your furnace maintained in a few years, the parts may be dirty.If you check your system and find that it’s dirty or if it has been more than a year since you had a tune-up or a professional check your system, you’re probably losing money and risking a breakdown.Thanks! I hope this page helped you find out what might be wrong that is causing your fan motor to burn up.

If you are getting 220 to 245 volts AC to the fan motor and it is not running then you either have a bad fan motor or a weak capacitor.Here is a look at those reasons.Some noises coming from your furnace are normal and indicate your furnace is working correctly.

But what exactly does an inducer motor do?.The blower motor is an important component of your air-conditioner.We’ve already discussed what can cause a furnace blower become unbalanced, so let’s discuss reasons a blower motor becomes overheated.



Diagnosing and Solving Blower Motor Problems | 2015-12-07 ...

A variable-speed motor, on the other hand, can operate at lower or higher speeds, which results in a more even temperature throughout your home and better energy efficiency.She can be contacted at 248-244-6495 or jenanesi@achrnews.com. Jen’s responsibilities include covering state and federal legislative and regulatory actions relevant to the HVACR industry, running the annual Best Instructor and Best Trainer contests, managing the Regulatory Update section of The NEWS, and producing the monthly Tech of the Month feature.Many unusual sounds coming out of an HVAC system may be indicative of a problem in the blower motor.

In serious cases, the relays may heat up to the point where the interior components and plastic housing of the relay will begin to melt and burn - sometimes even causing damage to the fuse box or panel as well.

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Even a small motor is capable of moving a large volume of conditioned air. DIRT AND DEBRIS: Dirt is one of many possible causes of blower motor failure in a residential forced-air system.Have you had this problem even after a checkup by another HVAC technician? It may be that technician did less than stellar work.

There are so many possible causes that it can be time consuming to discover the correct diagnosis.Thiscould be a tapping noise, or a humming or whirring sound. .The blower motor is a component in your HVAC system that blows the conditioned air through the vents in your home.

Any sort of electrical spikes or excessive current from a bad relay will blow the fuse and cut power in order to protect the system.Hi Robin! So sorry to hear that this motor burn out happened to you! When the motor started smelling hot they should have know the motor was not right! It sounds like that they installed either a bad motor or the wrong size motor for your system.



10 Common Furnace Problems & Repairs

She has six years of writing and editing experience, holds a bachelor’s degree in journalism from Oakland University, and is currently working toward her MA in English at Wayne State University.: Hi! I am so sorry to hear that you are having all these problems with your fan motor.Installed new set…still didnt work.So we bought and replaced the control panel as well.Still not working.So thinking we got a bad module/motor we exchanged them out ajd installed new ones…STILL NOT WORKING.

We've got millions of parts, hundreds of brands, and thousands of step-by-step videos— everything you need to find it, fix it and finish the job right.Cool Change Heating and Air recommends putting a carbon monoxide detector on each floor of the home where there are gas appliances.So, when these motors work against extra pressure, the blower runs at a slower pace.

Not only that, but the less efficient it is, the more energy it uses and the more you pay in utility bills.As a native Californian, artist, journalist and published author, Laurie Brenner began writing professionally in 1975.Get a jump on your competition by learning about all the new commercial cooling equipment that manufacturers are introducing this year, including rooftop units, VRF systems, and chillers.

A number of events can lead to this problem, from those that are simple to fix to complicated mechanical repairs or replacements.To determine the extent of your furnace's blower problems, follow some troubleshooting tips to see if you can resolve the issue on your own.They’re programmed for that equipment.”.

So if the pilot flame is out the thermocouple will not allow the main gas valve to open until the pilot is lit again and has a flame.Diagnosing and Solving Blower Motor Problems 2015-12-07.

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