What should I do if my blower fan wont come on?
You will need to test with a voltmeter and see if your fan motor is getting the required 110 to 125 volts AC out of your control board to start the motor. I would suggest setting your thermostat to the “Fan ON” position. You should be getting 120 volts out of the control board.
Why is my blower motor resistor not working?
CLICK HERE TO RESET YOUR PASSWORD! Help! Fan quit working on all 4 speeds. AC light & recirc light still light up and AC compressor clutch engages when turning fan on in AC mode, but not getting the fan to work. I replaced the blower motor resistor and the control unit with new parts from rockauto (ACDelco).
Where is the fan blower motor on my AC?
All fuses good all relays good. The fan blower for your ac/heater is located under the glovebox. Take your hand and smack the fan blower motor a few times. That’s all it took for for mine to start working again. It’s been working for over 6 month’s now!
Why does my blower not come on neither heat or cooling mode?
Hello, I have heat pump unit with a backup auxiliary heat. My blower will not come on neither heat or cooling mode. Blower will no running on neither auto or fan. I’d jumped the motor and is working. My capacitor and transformer is also good too.
Why does my fan blower not come on?
If it does not come on then you might have a control board fan relay that is not sending 120 volts to the blower motor or a bad blower motor winding. You might try to change wires (speeds) on the blower motor to see if that fixes the problem.
CLICK HERE TO RESET YOUR PASSWORD! Help! Fan quit working on all 4 speeds. AC light & recirc light still light up and AC compressor clutch engages when turning fan on in AC mode, but not getting the fan to work. I replaced the blower motor resistor and the control unit with new parts from rockauto (ACDelco).
What to do if your AC blower is not working?
Disconnect cables to motor and resistor. Remove hose from motor, it should just pull off with little effort. Unscrew motor and resistor. Screw new motor and resistor in. Connect hose to motor. Connect cables to motor and resistor. Turn on car and test AC. Thanks for watching! Loading…
Why does my HVAC blower motor keep overheating?
Your blower motor may overheat because of a number of reasons. Dirt and grime can accumulate around the motor and prevent it from venting itself, causing heat to build up over time. You can solve this problem by hiring a professional to service your motor. Sometimes, age is the biggest threat to an HVAC system.
Why is my blower motor constantly turning on and off?
Its not like it turns on or off for minutes at a time, its almost constantly switching on and off, it will switch on and then before it has time to even get to the full speed setting it would turn off again. The odd time it will work fine. Would this be a part starting to fail, or a wire connection problem you guys think?? Appreciate any help!
How can I tell if my blower fan is a relay?
The only way to test and see if it is a blower motor relay would be to test with a voltmeter to see if the motor is getting 110 volts to the motor when it starts going off and on. I hope you can easily find and fix the problem.
When do you need a new blower motor?
If you are getting 120 volts to the motor and it is not starting then you have a blower motor problem and either need another new blower motor or a new blower motor run capacitor. If you are not getting voltage to the blower motor out of the control board then you probably need a new control board again.
You will need to test with a voltmeter and see if your fan motor is getting the required 110 to 125 volts AC out of your control board to start the motor. I would suggest setting your thermostat to the “Fan ON” position. You should be getting 120 volts out of the control board.
When does the furnace blower fan come on and off?
In normal operation, your furnace blower fan should come on 1.5 to 3 minutes after your thermostat calls for heat and should turn off several minutes after the heating cycle ends.
The only way to test and see if it is a blower motor relay would be to test with a voltmeter to see if the motor is getting 110 volts to the motor when it starts going off and on. I hope you can easily find and fix the problem.
Hello, I have heat pump unit with a backup auxiliary heat. My blower will not come on neither heat or cooling mode. Blower will no running on neither auto or fan. I’d jumped the motor and is working. My capacitor and transformer is also good too.
How to test vehicle AC / heat blower motor to tell if bad?
How to Test Vehicle AC/Heat Blower motor. When your blower motor goes bad you will not get AC or Heat to blow inside of your vehicle, you will also not be able to defrost your windows. Loading…