How to Troubleshoot a Blower Motor Resistor
Feb 15, · Disengage the wire harness locking tab, and disconnect the wire harness from the blower motor resistor. Put your new resistor in position and connect the wire harness to the blower motor resistor. Then engage the wire harness connector locking tab. Now, install the resistor using the screws that held the old resistor in place. Apr 27, · Is your heater not working right? Replacing this resistor may help. It is located in the passenger footwell. Get this part online here:Amazon Affiliate Li.
Even though its one of the more pocket book friendly parts of the heating systemit can quickly turn into a much larger expense if taken to a dealer for replacement. Estimated Installation Time : 2 Hrs. Removing the Heater Unit from the Cab :. First raise the lift arms of the machine and install an approved lift arm support device.
Then raise the cab of the loader, locking it in place with the cab shock lock. Next, at the rear of the cab remove the circle access cover heatet on the side blwer the cab to disconnect the heater valve, blower fan, and thermostat connector from the loaders wiring harness. Figure 4. How to replace heater blower resistor the phillips screw driver, remove the screws holding the heater unit cover and remove the cover. Figure 5 [ Blpwer 1 ].
Figure heatfr [ Item 1 ]. Remove the blower motor wiring harness and grommet from the unit. Remove the three mounting bolts from the blower motor housing by using a phillips screw driver Figure 9 [ Item 1 ] and remove the blower motor housing from the heater unit. Remove the eight phillips mount yow from the blower wheel covers and remove covers.
Figure 10 resiwtor Item 1 ] Remove the blower motor mount bolts to allow the motor to be removed from the housing. Both can be removed by using the same steps. Check the blower motor ohw for wear and replace as needed. Figure 11 [ Item 1 ]. Removing the Blower Motor Wheels :.
Remove the outside rings and blower wheel covers from the blower motor and blower wheels. Inspect the end rings and blower wheel covers for wear and replace as needed. To remove the blower motor wheels from the motor, first remove the outside blower wheel clamp from the blower wheel with needle nose pliers. Next remove the inside blower wheel clamp from the blower wheel how to fix scratched rims needle nose pliers Figure 16 [ Item 1 ] and remove the blower wheel.
Figure 17 [ Item 1 ] Be sure to keep track of what direction the heter ring cab off as they are directional. Figure 17 [ Item 2 ]. Step 2 Next, at the rear of the cab remove the circle access cover located on the side of the cab to disconnect the heater valve, blower fan, and thermostat connector from the loaders wiring harness.
Figure 4 Removing the Blower Motor Assembly from the Heater Unit : Step 4 Using the phillips how to turn on cookies in internet explorer 6 driver, remove the screws holding the heater unit cover and remove the cover. Figure 8 [ Resistoe 1 ] Step 6 Remove the blower motor wiring harness and grommet from the unit. Step 7 Remove the three mounting what to do near lax from the blower motor rexistor by using a phillips screw driver Figure 9 [ Item 1 ] and remove the blower motor housing from the heater unit.
Removing the Motor and Blower Wheels from the Blower Motor Assembly : Step 8 Remove the eight phillips mount screws from the blower wheel covers and repplace covers. Figure 11 [ Item 1 ] Removing the Blower Motor Wheels : Step 9 Remove the outside rings and blower wheel covers from the blower motor and blower wheels.
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Sep 20, · How To Replace Heater Fan Blower Speed Resistor VW CaddyPlease SUBSCRIBE NOW and be sure to hit the notification bell to stay up to date on all the latest ad. Apr 20, · What are the symptoms related to a bad heater blower motor resistor? When the blower motor resistor fails, the air conditioner and heater may still work, but air may blow from the vents at only some of the fan speed settings.. If the resistor isn't replaced for some time after starting to act up, it may fail completely, leaving the entire system useless. The heater blower motor resistor is located underneath the dashboard in the heater/AC compartment. The resistor enables the heater blower motor to change the speed of the fan. Without this part you will not be able to change the speed of the airflow from the blower motor. It is also possible that the heater motor blower may not work at all. If.
Created on: Learn how to replace a bad or broken blower motor fan speed resistor on your Chevy Monte Carlo. Brought to you by 1AAuto. Hi, I'm Mike from 1A Auto. I hope this how-to video helps you out, and next time you need parts for your vehicle, think of 1AAuto.
In this video, we're going to show you how to replace the blower motor resistor on this Chevy Monte Carlo. It's the same part and similar process on these Monte Carlos from to The items you'll need for this includes a new blower motor resistor from 1AAuto. Start off by just pushing in these two tabs, you can see we're missing one, but you just push them in and pull the panel down, twist out the socket, and just pull the bulb free.
Your blower motors right here, and it's held in with three T20 Torx bolts. We'll just fast-forward as Mike removes those. Now, reach back, find the harness, pull it forward, and just push the tab on the harness and disconnect it. Then, using a flat blade screwdriver, pry open on this clip, push that harness all away aside, and pull the blower motor down and out. Then just disconnect this hose, pull your harness through it, and then just remove the rest of the hose from the other end.
Your blower motor resistor is located right here, and it's held in with three screws. And you really only need to remove two of them, and then loosen up the back corner one. You can actually slide it off that, but to help get to that, you want to just push the tab on your harness and disconnect it first. Then we'll fast-forward as Mike removes and loosens those bolts.
Once you're done with that, you can slide it forward, and pull it down and out. On the left is the old blower motor resistor; on the right is the new one from 1A Auto. You can see they're identical, and they'll fit exactly the same. Push your new blower motor resistor up into place.
Replace those bolts. We'll fast-forward as Mike replaces those bolts by hand and then tightens them up with his Torx bit and ratchet.
Once you've tightened them up, just reconnect your harness. Then, to make it easier to put the blower motor back in, just pull this clip free right here. Now just feed your blower motor back into place.
Then replace those three T20 Torx screws. We'll fast-forward here as I put those in. I do start the first two that are easier to get to first. Put them in by hand and a few turns. Actually, I tighten them up snug with the driver, and that makes it easier to get the third one in and then tighten them all up. Reconnect the hose back, and then reconnect it to your blower motor, and put this loop back around the blower motor.
Then find your harness and reconnect it. Now, put this clip back into place, put your harnesses back into the clip, and then just re-clip it.
Push the bulb back into your socket, twist the socket back into this panel, feed the panel back, and then push up into place. You're all set. We hope this video helps you out. Brought to you by www. Please feel free to call us toll-free, We're the company that's here for you on the Internet and in person. Watch this video to learn how to diagnose problems with your steering or suspension. The experts at 1A Auto show you how to check for a loose or worn ball joint on your car, truck, van, or SUV.
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Share on:. Copy URL. Push the tab on the resistor harness and disconnect it Remove two of the three T20 Torx screws and loosen the third from the resistor Slide the resistor forward, down and out. Clip the blower motor resistor into place Replace the three T20 Torx screws Reconnect the resistor harness. Feed the blower motor into place Replace the three T20 Torx screws Reconnect the cooling tube to the blower motor Reconnect the blower motor harness Replace the clip on the vacuum hose Push the bulb into the socket Twist the socket into the panel Clip the panel into place.
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