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A fan or cooler relay is used in electrical furnace to change the blower speed to the blank speed for cooling
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Are you asking about the heater blower motor or the engine cooling blower motor?
turn off power to furnace and remove the bottom door to the blower compartment,the filter should be on the right side of the blower housing or it may be directly below the blower housing on the bottom of the furnace depending on how your return duct is run. hope this helps,FYI filters s/b replaced or cleaned every 30 days.
Cooling fans use electric motors which operate by magnetism. As the direction of the current flow reverse, the magnetic poles reverse and hence the change in direction.
Answer15 minutes if you know what you are doing, 30 minutes if you don't. See "Related Questions" below for the instructions to replacing the blower motor
Disconnect the negative battery cable. Properly discharge the air conditioning system. Disconnect and plug the refrigerant lines from the engine compartment. Remove the glove box and mating trim. Disconnect the intake sensor connector. Disconnect the fan control amp and blower motor connector. Remove the blower and cooling unit. Separate the blower and cooling unit case. Remove the evaporator. Remove the blower motor retaining screws. Remove the blower motor from its mounting.
how tdo you change air blower for 1979 camaro
how to change the blower motor
Blower Motor Removal & Installation With Air Conditioning 1. Disconnect the battery ground. > On trucks built for sale in California, remove the emission module located in front of the blower. 2. Disconnect the blower motor wiring at the blower. 3. Disconnect the cooling tube at the blower. 4. Remove the 4 mounting screws and pull the motor from the housing. To Install 5. Remove the clamp from the blower case and remove the blower cage. Mount the cage on the replacement motor. 6. Install the blower motor and tighten the 4 mounting screws. 7. Connect the cooling tube and wiring hardness. 8. Connect the negative battery cable. Check the blower motor for proper operation. 9. Cement the cooling tube on the nipple at the housing using Liquid Butyl Sealer D9AZ-19554-A, or equivalent.
You should change a furnace filter every 2-4 months.
You will find the blower motor under the hood, on the firewall, passenger side, close to fender. To remove the blower motor, unplug the electrical connection at the blower motor, disconnect rubber cooling tube, remove the 5 small screws holding it in place, then wiggle the blower motor out and reverse procedure to install.U alsohave to remove the black box on top of the washer bottle.