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This guide will walk you through the easy process of repairing or replacing the heater control buttons.
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Ensure the device is unplugged from the wall outlet.
 
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Remove eight 12-mm Phillips #2 screws from the back cover.
 
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Turn heater over so the controls are facing up.
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Lift the front housing away from the back of the fan and slowly fold the front housing back down to the floor.
 
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Remove four 12mm Phillips #2 screws from the circuit board.
 
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Remove the two Phillips #2 12mm screws from the button retainer.
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Lift the button retainer off.
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Remove the interconnected buttons.
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If the buttons are broken, replace them.
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If the buttons are sticking, clean them in warm soapy water and allow to dry.
 
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Using light finger pressure, carefully push the black plastic tabs off the white plastic hooks.
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Remove the black plastic bracket out through the front of the heater housing.
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Remove the two Phillips #2 12mm screws and remove the clear window from the black plastic bracket.
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If the buttons were sticking, clean the black plastic bracket in warm soapy water and allow to dry.
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If the clear window was dirty, clean it in warm soapy water and allow to dry.
 
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To reassemble your device, follow these instructions in reverse order.
To reassemble your device, follow these instructions in reverse order.
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