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Carrier 51CM Furnace Door Switch
The furnace door switch is a safety switch which prevents the fan and burner from switching on in order to prevent injury and fire. It is important to get the part traded for new one at once if it is causing you problems.
Simple indications of a declining switch on the furnace door
- The safety door switch appears to be breaking off
- The system will not operate whether the door is off or on
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Before buying or ordering a new Carrier 51CM replacement part do your best and cross-check the correct model and also make a visual comparison so that you are positive that the proper replacement furnace door switch is the one being purchased. It can be quite simple to replace a furnace door switch on your Carrier 51CM so long as you know how to and have all the necessary tools to replace it.
Feel free to download your manual for help.
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