Knowledge Builders

how do you replace a blower motor on an ac unit

by Fritz Schinner Published 2 years ago Updated 2 years ago
image

The blower motor will be attached at the bottom of the plastic climate control unit, usually with screws. Disconnect the wires from the blower motor. Remove the screws holding the blower motor to the climate control unit. Carefully slide the motor out of the housing—there will be a plastic wheel on the far side of the motor.

Full Answer

Where do you replace the air conditioner blower motor?

Typically, the air conditioner blower motor will be replaced with a stock blower motor from the HVAC supply store. Sometimes from a stock blower motor on the truck. The blower motor may not be the same brand, but it is important.

How long does it take to fix an air conditioner blower motor?

Air Conditioning Blower Motor Repair Labor time - Troubleshooting and repair of the air conditioner system time (approximate) 1.5 to 3 hours depending on unit location and part availability. That is common in the summer. High heat and constant use causes old (and some new) air conditioner blower motors to burn up.

Should I replace my HVAC blower motor?

Sometimes, age is the biggest threat to an HVAC system. If your blower motor is too old and worn out, it’ll have a harder time keeping your home cool. The additional strain can lead to overheating, breakdowns, and higher energy costs. In this case, getting a new blower motor is the best solution.

How do I replace the blower motor on my Kenmore Elite refrigerator?

Disconnect the wires from the blower motor. Remove the screws holding the blower motor to the climate control unit. Carefully slide the motor out of the housing—there will be a plastic wheel on the far side of the motor.

image

How much does it cost to replace a blower motor on an AC unit?

Replacing the blower motor in an AC unit costs the same as a furnace since they share this mechanism. Expect to pay $250 to $800 on average. You might spend up to $2,000 depending on the brand.

How do you replace an indoor blower motor?

1:1511:41How To Change An Indoor Blower Motor in Your Air ConditionerYouTubeStart of suggested clipEnd of suggested clipSo it attaches directly to the fan. And so it doesn't have a belt or anything like that. All rightMoreSo it attaches directly to the fan. And so it doesn't have a belt or anything like that. All right so we're gonna remove this cover you got four of those. And then you can see the blower right there.

How do I know if my AC blower motor is bad?

Be aware of the following signs and symptoms of a bad AC fan motor.AC Fan Doesn't Start. Even though you have the AC turned on, the fan does not start.AC Fan Doesn't Stop. ... Slow Rotating Blades. ... Outside Fan Blades Are Still. ... Rattling, Humming, and Buzzing Noises. ... AC Runs Intermittently. ... No Cold Airflow.

Is it hard to replace a blower motor?

The replacement of the blower motor is common and straightforward, so most shops will perform the repair — many on the same day.

Where is my home AC blower motor located?

One of the hardest-working parts of your home's furnace is the blower motor. In a gas forced air furnace, it's located in a box at the base of the furnace next to the air filter, where it draws return air through the filter.

How long does it take to replace a blower motor?

How long does it take to replace a blower motor? Replacing a blower motor takes 2 to 3 hours on average. The blower motor is typically located behind a control board and other furnace parts.

What causes AC blower to stop working?

If the fan stops turning, air will stop moving through the system. A number of things could cause this to happen, from tripped circuit breakers to a faulty thermostat. However, it is also possible that the blower motor has stopped working. Typically, blower motors have a very long life.

How do I know if I need to replace the blower motor or the resistor?

Symptoms of a bad heater blower motor resistorFan does not work at all, so no air comes out of the vents.Fan only works on some speeds and not others.Fan only works on the highest speed.Fan runs all the time and can't be controlled with the fan switch.You see smoke coming out of the vents.More items...•

How long do AC blower motors last?

The average lifespan of an AC fan motor is about 12 years. An AC fan motor can last more than 12 years if it's kept clean and cooled as needed. On the other hand, without annual maintenance checkups, your fan motor may only survive between one and three years.

What is the difference between a fan motor and a blower motor?

What Is a Blower Motor? Unlike the condenser fan motor, the blower motor is located indoors. It's the component that blows cool air through the ducts and into different parts of your home. So it's essentially your air mover.

What happens if the blower motor goes out?

If the blower motor is completely bad, then you'll have no airflow at all. Strange sounds coming from blower. Blower motors can make all kinds of sounds, depending on what the issue is. Vibrations, grinding, and high pitched-noises are some of the sounds a blower can make if it's going bad.

How do you test a blower motor?

2:023:09How to Test Vehicle AC/Heat Blower Motor to Tell if BAD - YouTubeYouTubeStart of suggested clipEnd of suggested clipIt's two little prongs inside of her. So what you want to do basically is just take one end don'tMoreIt's two little prongs inside of her. So what you want to do basically is just take one end don't let these two in touch together will be the same sparks as if you was touching.

How do you reset a furnace blower motor?

Locate the reset button on the furnace and press it to reset the furnace. It is usually located inside the blower compartment on the side of the blower motor. Be cautious as the housing may be hot. If the button is popped up, press it down.

How do I know if I need a blower motor or a resistor?

Typically, if the fan will work on some speeds but not on others, the resistor is suspect. Okay, let's say there's no melting going on, but your fan doesn't work on all speeds. Typically, if the fan will work on some speeds but not on others, the resistor is suspect.

How much is a blower motor for a carrier furnace?

Carrier Blower Motor Replacement Cost Furnace blower motors will vary in cost depending on the type of motor. On average this is between $500-$1800.

Are furnace blower motors universal?

Yes, most blower motors are designed to be universal, meaning that they can typically be swapped in furnaces of a different brand. This means that if you have a Goodman furnace, you may be able to purchase a blower motor that isn't made by Goodman as a replacement.

What direction should a blower motor be?

Additionally, the motor direction, whether it be clockwise or counterclockwise. There are blower motors that are reversible with a simple wiring change.

What motor should I use for a shaded pole air conditioner?

If you have a shaded-pole air conditioner blower motor in your air handler, I recommend replacing it with a PSC motor. If you don’t know what that terminology means, the air conditioner technician should know.

How to keep air conditioner from freezing up?

Keep the blower wheel and the evaporator clean with a good clean filter and change it on a regular schedule. Dirty air filters can cause your air conditioner to freeze up. It is simply wise to keep a clean filter. It protects the motor and keeps it operating smoothly.

What is variable speed motor?

The variable-speed motor and can be found on most high SEER units . Variable speed motors are more expensive than standard blower fan motors or condenser fan motors. However, they are more efficient than conventional PSC motors and have better, although more sophisticated control.

Why does my air conditioner burn up?

That is common in the summer. High heat and constant use causes old (and some new) air conditioner blower motors to burn up. There are several different types of air conditioner motors. When dealing with anything electrical, the best replacement is an exact replacement. There is a contradiction to that phrase.

How much does a double shaft motor cost?

If your unit is equipped with a double shafted motor expect to pay up to $300.00 or more for a new motor. These double shafted motors are rare in residential units, but they do exist. Out of about a hundred motors in 2001, I only had one that was double shafted.

Can you reversibly change a blower motor?

There are blower motors that are reversible with a simple wiring change. The bracket, which is in the existing unit, may not be able to be reused. That will necessitate a new bracket that will mount the motor properly. Sometimes it also necessary to change the blower wheel.

Choosing the Right Motor

Many older home furnace and A/C units use traditional Permanent Split Capacitor (PSC) motors to power the fan. These are induction-type motors and both windings are energized during operation. Because they require power to generate the induction field, they are less efficient than Electronically Commutated Motors (ECMs).

Replacing a Blower Motor – Step by Step

Alright, let’s get started! The first step is to unbox your new blower motor.

Conclusion

The first thing I noticed after installing the Packard EC Max motor was how much quieter it was compared to the previous motor! Part of this is because the motor ramps up so slowly.

What Is a Blower Motor?

The blower motor is a component in your HVAC system that blows the conditioned air through the vents in your home. It takes the cool air created by your air-conditioner and circulates it throughout your indoor space to ensure that the temperature reaches the level dictated by the thermostat. It performs this task by spinning a fan, which causes air to move through the ducts and vents in your home. Even a small motor is capable of moving a large volume of conditioned air.

How to tell if blower motor is bad?

1. Weak Airflow from the Vents. This is usually the first indication that you may have a faulty blower motor. If the airflow coming out of the vents is weak, it can mean that your blower motor is having a hard time pushing enough air through the ducts to achieve your desired temperature.

Why does my HVAC make a strange noise?

Strange Sounds. Many unusual sounds coming out of an HVAC system may be indicative of a problem in the blower motor. Some of the issues that cause strange sounds can be repaired by a professional, while others may require replacement of the motor.

What to do if blower makes strange noises?

Regardless of the type of strange sounds your blower motor is making, you should turn off the system and contact an HVAC technician immediately. While problems such as a loose or damaged belt and bad alignment can be easily fixed, they can cause damage to the blower motor or its surrounding components if you don’t fix them promptly. A trained technician can perform a thorough inspection of your blower motor and let you know if it needs to be repaired or replaced.

Why does my HVAC system use so much energy?

The blower motor is the part of your HVAC system that uses the most energy, so it may very well be the culprit if you see a significant rise in your utility bills. An aging , problematic , or dirty motor has to work harder to properly circulate conditioned air throughout your home, which leads to higher energy consumption.

Why is my air conditioner ineffective?

There are numerous factors that can cause your HVAC unit to become ineffective, ranging from small problems that can be easily fixed, to major issues caused by a bad component that needs to be replaced . The blower motor is an important component of your air-conditioner. If it isn’t working properly, it can significantly affect ...

What to do if your air conditioner is past its prime?

If your air-conditioner is way past its prime or using a single-speed blower motor, consider replacing the motor with a smart variable-speed model. This type of blower motor can automatically adjust its energy usage to meet the varying cooling needs in your home and reduce the amount of energy wasted. 4. Strange Sounds.

When To Replace Your HVAC Motor Blower

It’s important that you know when your HVAC motor blower needs to be replaced. If you let your HVAC run without a functional motor blower, it won’t achieve the desired effect, and it can even cause damage to other components. Here are the key things to look out for:

What Affects The Price Of HVAC Blower Motor Replacement?

There’s no set price for HVAC blower motors, and the price you pay is impacted by a few key factors:

How Much Does Blower Motor Replacement Cost? (By Size)

So how much does a blower motor cost? Well, of all the factors we’ve discussed, size is what influences the price the most. Remember that the size of the blower motor you need will be determined by the size of your furnace or AC, and the cost shouldn’t be the deciding factor.

Cost To Replace The HVAC Blower Motor (By Type)

There are several different types of blower motor, and the type you choose will depend on the HVAC system you have. A single-speed motor offers only one speed, so your fan is either on or off. Multi-speed has a variety of settings to choose from, and variable speed gives you the most control over the fan.

HVAC Blower Motor Cost (By Brand)

Blower motors are made by various brands and manufacturers. The key components remain the same, but there are some nuances in design that set them apart. Certain brands are more expensive than others, and this usually comes down to power and durability.

DIY Vs Hiring an HVAC Pro

It’s always tempting to undertake DIY work and save yourself the money. It’s even more tempting when you see the price set out in front of you like in this article. This isn’t particularly dangerous work, but there are some parts of replacing an HVAC blower motor that are challenging.

HVAC Blower Parts Cost

Your HVAC blower is made up of several different components, and sometimes there’s only an issue with an individual part. You may be able to replace a specific component, so we’ve given a rough breakdown to help you understand what it could cost you.

Where is the blower motor on a climate control unit?

The blower motor will be attached at the bottom of the plastic climate control unit, usually with screws. Disconnect the wires from the blower motor. Remove the screws holding the blower motor to the climate control unit.

What is a blower motor?

Your blower motor is the fan that moves air into the cabin of your vehicle. Your heater, defroster and air conditioner all depend on the blower motor to function properly. When your vehicle is not pushing air through the vents, you may need to replace your blower motor. Tools & Materials List. Step by Step Instructions.

How to remove a battery from a car?

Step 1: Prepare the vehicle. Start by disconnecting the negative battery terminal, and set it aside someplace where it isn’t touching metal. If applicable, remove the passenger-side floor mat. Typically there is a plastic cover underneath your glove box.

Where is the blower motor on a Dodge Journey?

We're working on a Dodge Journey. In this case the blower motor is located under the glove box. Your blower motor location may vary depending on your vehicle's manufacturer. If you're not completely comfortable doing the job yourself, we'd be happy to recommend a professional technician in your area.

Can you lose a spring clip on a Murray blower?

Be careful not to lose the spring clip—it’s typically a part you can only get from a dealer. Gently work the plastic wheel off of the shaft. If a transfer of the blower wheel is needed, inspect it carefully for any damage. If you find any damage, you should replace it now. Most Murray blower motors come with the plastic blower wheel included (as ...

image

Step 1 – Switch The Power Off

Step 2 – Remove Clutter

Step 3 – Remove Grill

Step 4 – Vacuum The Fins

Step 5 – Gently Remove The Wiring

  • Below the fins of the air conditioner, you will find the fan motor attached to the air conditioner with the help of wires and switches. First hose the fins down and carefully avoid pulling the wires as this may lead to electrical damage. Some air conditioners require oil-lubrication for the removal of the fan motor.
See more on doityourself.com

Step 6 – Remove Fan Motor

Step 7 – Finishing Up

How to Know When Your Furnace/Ac Motor Needs to Be Replaced

Choosing The Right Motor

Replacing A Blower Motor – Step by Step

  • Alright, let’s get started! The first step is to unbox your new blower motor. The motor is packaged along with a wiring harness, several jumper wires, voltage selector plugs, and an instruction manual. For a detailed description of how to assemble the wiring harness to the motor, follow the calm voice of the presenter in this video. The first is a ...
See more on practicalmechanic.com

Conclusion

1.Videos of How Do You Replace A Blower Motor on An AC Unit

Url:/videos/search?q=how+do+you+replace+a+blower+motor+on+an+ac+unit&qpvt=how+do+you+replace+a+blower+motor+on+an+ac+unit&FORM=VDRE

7 hours ago  · A brief explanation on how to disassemble and remove an air-conditioning blower motor, and remove the squirrel cage blower wheel, in order to avoid the enti...

2.How to replace a Blower Motor - furnace AC HVAC repair

Url:https://www.youtube.com/watch?v=iqFE3qDNS2k

15 hours ago  · A good HVAC company will inspect your blower motor first to determine if it needs replacing. Proper inspection also allows them to determine what kind of motor to use with your air-conditioner. They also provide a more accurate quote if they have to do a replacement. Keep in mind that you also need to consider labor cost.

3.AC Blower Replacement - YouTube

Url:https://www.youtube.com/watch?v=6USlDNgIF7A

28 hours ago  · The installation costs are roughly similar because the work involved is mostly the same. Some brands may cost more because of the complicated nature of the component, and we’ve indicated this in the table below. HVAC Brand. Average Blower Motor Cost (Including Installation) Goodman. $100-$800.

4.Air Conditioning Blower Motor Repair Easy Tips How-to 101

Url:https://highperformancehvac.com/air-conditioning-blower-motor-repair/

24 hours ago The blower motor will be attached at the bottom of the plastic climate control unit, usually with screws. Disconnect the wires from the blower motor. Remove the screws holding the blower motor to the climate control unit. Carefully slide the motor out of the housing—there will be a plastic wheel on the far side of the motor.

5.How to Replace an Air Conditioner Fan Motor

Url:https://www.doityourself.com/stry/how-to-replace-an-air-conditioner-fan-motor

31 hours ago Replacing a blower motor costs $450 on average with a typical range of $250 to $800. With a warranty, you might pay as little as $150 for labor alone. For high-end models, like those with large motors or access issues, you might pay as much as $2,000. How long does it take to change a blower motor? How long does it take to replace a blower motor? Replacing a blower motor …

6.How to Replace the Blower Motor in a Home Furnace and …

Url:https://practicalmechanic.com/2021/07/13/how-to-replace-the-blower-motor-in-a-home-furnace-and-ac-system/

13 hours ago However, it is also possible that the blower motor has stopped working. Typically, blower motors have a very long life. One sign of a faulty blower motor is an air conditioner that still runs without blowing cool air. How do I know if my AC blower motor is bad? 7 Signs and Symptoms of a Bad AC Fan Motor AC Fan Doesn’t Start.

7.5 Signs Your HVAC Blower Motor Needs to Be Replaced

Url:https://thecoolingco.com/5-signs-your-hvac-blower-motor-needs-to-be-replaced/

24 hours ago

8.HVAC Blower Motor Replacement Cost (Price Expectations)

Url:https://airconditionerlab.com/blower-motor-replacement-cost/

35 hours ago

9.How to Replace a Blower Motor - O'Reilly Auto Parts

Url:https://www.oreillyauto.com/how-to-hub/how-to-replace-blower-motor

25 hours ago

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z 1 2 3 4 5 6 7 8 9