If your Hotpoint air conditioner won't run, start with the parts that control power to the unit’s major components. A failed control board is the most likely cause because it regulates voltage to the compressor and fan motor, followed closely by a faulty main control board that can stop one or both from operating. The user control and display board is another common failure point, especially if the Hotpoint AC won’t turn on even though the unit is getting power. A bad selector switch can also keep the fan motor from starting, and signs like intermittent operation, arcing, or smoke point strongly to that switch. Before replacing parts, confirm the simple stuff: make sure the unit is plugged in, check for a tripped circuit breaker or blown fuse, and look for indicator lights on the control panel. Whether your window air conditioner is not turning on or the air conditioner has no power, enter your Hotpoint model number on RepairClinic.com to find the exact control board, main control board, user control and display board, selector switch, or power-related replacement part that fits your specific air conditioner.
01 - Hotpoint Air Conditioner Control Board
The control board regulates the voltage to the compressor and the fan motor. If the control board fails, some components will not function properly or will not work at all. Control boards are often misdiagnosed; make sure to check more commonly defective parts first before replacing the control board.
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The main control board regulates the voltage to the compressor and the fan motor. If the control board fails, some components will not function properly or will not work at all. Control boards are often misdiagnosed; make sure to check more commonly defective parts first before replacing the main control board.
03 - Hotpoint Air Conditioner User Control and Display Board
The user control and display board allows the user to operate the unit by selecting fan speeds and cooling temperatures. If the board is defective, the air conditioner may be unable to run. If you've confirmed power it reaching the unit, it's possible the user control and display board is malfunctioning and will need to be replaced.
The selector switch directs voltage to the fan motor. If the switch is faulty, the fan motor may not turn on and the air conditioner won't run. To determine if the selector switch is at fault, try making selections on the air conditioner’s control board. If the fan runs intermittently after you press a button, replace the selector switch. Additionally, if there is any arcing or smoke coming from the selector switch, replace it.
Check to see if there is power to the air conditioner. One or more indicator lights on the control board should be illuminated. If there is no power to the air conditioner, check to see if a circuit breaker has tripped or a fuse has blown. Confirm the unit is plugged in and has power.
Common
Frequently Asked Questions
Why won't my Hotpoint air conditioner turn on?
What should I check first if my Hotpoint window air conditioner has no power?
Can a bad selector switch keep a Hotpoint AC from running?
How do I know if the Hotpoint air conditioner control board is bad?
How do I find the right replacement part for my Hotpoint air conditioner?