Repairing Guides

how to repair blower motor

by Chloe Lowe Published 2 years ago Updated 1 year ago
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Instructions

  1. Disconnect Your Negative Battery Terminal. Start by disconnecting your negative battery cable. ...
  2. Remove the Glove Box. Next, you’ll remove the glove box. ...
  3. Replace the Old Resistor. Remove the screws that secure the blower motor resistor to the housing, and put them someplace safe.
  4. Reinstall Your Glove Box. ...

Full Answer

How much does it cost to replace a blower motor?

Replacing a blower motor will cost you between $250 to $800. However, if your unit is still under warranty, you may only have to pay for labor costs which are about $150. The cost will depend on the contractor you hire, the size of your unit, and whether or not you do it yourself.

How to fix blower motor that doesnt start?

Use a socket wrench and a spark plug socket to remove the plugs. Clean any built-up carbon deposits from the electrodes, located on the threaded end of the spark plugs. To do so, use carburetor cleaner and a wire brush. Dry the plugs and reinsert them. If the snow blower won’t start even now, the spark plugs may be beyond repair.

Why is my blower motor not working?

  • Blower Belt = $5-$100
  • Bearing = $20-$150
  • ECM Repair Kit = $40-$60
  • Shaft = $50-$200
  • Blower Wheel = $50-$275
  • Pulley = $50-$275
  • Housing = $100-$300
  • Capacitor = $50-$250
  • ECM Motor Module = $230-$830

How to change out a blower motor?

Tools you needs

  • Shut off the electrical power supply to the blower motor.
  • Remove the panel covering the blower motor on your furnace.
  • Locate and remove the bolts/screws securing the motor housing to the frame.
  • Disconnect motor wires from main unit.
  • Slide out motor housing.
  • Loosen the set screw next to the motor shaft.

More items...

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Can blower motors be repaired?

There are a number of things that can go wrong with your heating system, but if the air stops blowing altogether and the same is true on cold air settings, a blower motor replacement is likely in order. The good news is that it's a fairly straight forward repair.

What can cause a blower motor to stop working?

In most cases, a blower motor resistor fails due to corrosion or overheating. Sometimes, the mechanical resistance to the motor rotation causes an excessive electric current that can overheat and prematurely damage the blower motor resistor.

How do you fix a blower motor that doesn't work?

0:1510:21How To Fix a Blower Motor Not Working ~ LOUD NOISES - YouTubeYouTubeStart of suggested clipEnd of suggested clipThing there's two fasteners that need to twist out one here and one here i usually just take a flatMoreThing there's two fasteners that need to twist out one here and one here i usually just take a flat blade screwdriver.

How do I know if my blower motor is broken?

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 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 do I reset my blower motor?

How to Find and Reset your Furnace Motor BlowerStep 1: Turn off the power to the furnace. ... Step 2: Remove the blower compartment cover. ... Step 3: Make sure the blower is completely cooled off. ... Step 4: Locate the reset button. ... Step 5: Press the button in (assuming that this is your issue and that the button has popped).

Do I need to tap my blower motor to get it to work?

0:582:07How to Easily get your Cars Blower Motor Working Again "No Tools ...YouTubeStart of suggested clipEnd of suggested clipThe blower motor is what's going bad but what happens is the brushes just wear out. And by tappingMoreThe blower motor is what's going bad but what happens is the brushes just wear out. And by tapping it a lot of times you can kind of give it that jumpstart it needs to get going again.

Where is the fuse for the blower motor?

Fuse Protection To protect the blower motor power circuit, a 20-, 25- or 30-amp fuse is usually located in the fuse panel under the dash. The rating of the fuse will depend on the vehicle application and how much power the blower motor requires at full speed.

Where is the blower motor reset button?

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 much does a blower motor cost?

Furnace Blower Motor Replacement Cost On average nationwide, a furnace blower motor replacement costs $400 to $600, including parts and labor. A single-speed blower motor costs around $450 to replace while a variable-speed motor costs $600 or more. You'll also need to budget labor, about $75 to $125 per hour.

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.

Can you drive a car without a blower motor?

Your car's blower motor is not only necessary for the operation of your air conditioner. Without a functioning blower motor your engine runs the risk of overheating.

Is there a fuse for the blower motor?

Fuse Protection To protect the blower motor power circuit, a 20-, 25- or 30-amp fuse is usually located in the fuse panel under the dash. The rating of the fuse will depend on the vehicle application and how much power the blower motor requires at full speed.

Where is the blower motor reset button?

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 you troubleshoot a blower?

0:145:18Step by Step Procedure for Troubleshooting a Blower Motor ...YouTubeStart of suggested clipEnd of suggested clipAnd your blower motor is not turning on then. The next thing that you would do is go ahead and turnMoreAnd your blower motor is not turning on then. The next thing that you would do is go ahead and turn the power off for safety you want to also then once the power is off go ahead and see freewheel.

What would cause a furnace blower not to kick on?

Make sure that the power cord hasn't melted or a fuse hasn't been blown. If your cables are looking fine, try unplugging the fan for a few minutes and then plugging it back in again. Sometimes, this process can reset the motor and solve your furnace problems.

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.

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.

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 ...

Why does my furnace blower not heat?

As you turn the blower on, you notice no heat coming out and when that happens it is usually because of a faulty motor.

What happens if you don't maintain a motor?

If the motor is not maintained properly, then there will be a more chance of the motor going bad quickly. And that is when you will need to replace it.

What is the main priority of HVAC contractors?

The main priority of our HVAC contractors is providing our customers with comfort, efficiency, and excellent service.

Do you need a bracket for a motor?

The motor has a bracket that will be there fitted with the motor. But you need that bracket for the new motor installment. So, take out the bracket.

Do you need to attend to motor issues?

Motors are a fundamental part of this unit. So, not only do you need to attend to any issues as soon as possible. You need to attend it or have it attended very carefully. And we are here for that. All you need to do is contact us and let us know the problem.

Can you replace a furnace unit individually?

The Blower Furnace units are always designed in a way that you can replace the parts individually in case it goes faulty. But if you are confused and want to make sure that you get the right parts, then feel free to call us for help.

Restore multiple speeds with a simple replacement part

Restore multiple speeds to your auto heater/air conditioner blower by replacing a resistor module. It's a simple, quick change-out.

Restore multiple speeds to your heater blower motor

Remove the electrical connector, retaining screws and the old resistor module. Swap in the new part and reinstall the screws and connector.

Required Tools for this Project

Have the necessary tools for this DIY car blower motor project lined up before you start—you’ll save time and frustration.

Required Materials for this Project

Avoid last-minute shopping trips by having all your materials ready ahead of time for this car blower motor repair. Here’s a list.

What to do if your control board is not sending power to the blower motor?

If your control board is not sending power to the blower motor then you need to get it to replace or repair.

Why is my furnace blower not working?

Every furnace blower motor has a capacitor installed beside it to jump-start the motor. Sometimes that capacitor goes bad and it can cause your blower motor to not work properly.

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