What is an AC blower switch?
The blower motor is the electrical switch on the interior of a vehicle that allows the driver to control the vehicle’s heating and air conditioning system. It is usually built into the the same control panel that houses all of the AC system controls, and is labeled with numbers and symbols to indicate blower fan speed.
When to replace a heater blower motor switch or relay?
When the motor gets old and tired it will draw more current through the wires than a new motor. It may still draw enough current to blow the fuse after it runs for a while. In that case, a motor replacement is in order. Step 1: Disconnect the battery. Put on your safety glasses and disconnect the battery at the negative cable.
What happens when you change the fuse on a blower?
If the blower works when you change the fuse, you may not be out of the woods yet. When the motor gets old and tired it will draw more current through the wires than a new motor.
Can you change the speed of an air blower?
Yes you can but we think its just better to know that it can be done whats involved with a simple speed change of your air blower for your furnace air conditioner or heat pump. Ryan from Environmental Heating & air of nc gives you the color codes and speed of those wires.
What are the signs of a broken blower motor switch?
Some common signs of a broken blower motor switch are if the switch only works on certain air settings, which occurs when a contact wears out, or if the switch is stuck or often gets stuck, indicating that the switch is not working properly.
When do you need a new blower motor switch?
Touch device users, explore by touch or with swipe gestures. You use your A/C and heater a lot during the year, straining your blower motor switch. Signs you need a new blower motor switch include the fan only working on certain settings, the switch getting stuck, or the fan failing to turn on when you flip the switch.
If the blower works when you change the fuse, you may not be out of the woods yet. When the motor gets old and tired it will draw more current through the wires than a new motor.
How to check autocomplete results on blower motor switch?
When autocomplete results are available use up and down arrows to review and enter to select. Touch device users, explore by touch or with swipe gestures. You use your A/C and heater a lot during the year, straining your blower motor switch.
How do you replace a fan switch on a heater?
Replacing the fan switch begins by removing the knob. Most of the time the knob just pulls off, but sometimes it’s a little more tricky. Carefully inspect the knob all around using your inspection mirror to look underneath.