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Carrier 50JS030300 Defrost Sensor Board
The defrost sensor board controls if and when to commence an important defrosting cycle if necessary, to continue normal heating and cooling operations. The defrost board is relayed information from a defrost sensor located somewhere by the condenser to determine when to initiate the defrosting cycle.
Warnings of a dying Carrier defrost sensor board
- The defrost sequence does not begin even though there is a large amount of frost on the outdoor unit
- The primary control board may signify an error signal when encountering a problem
- Most systems will stop working due in part to the safety features installed
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If you are going to be buying or ordering a new Carrier 50JS030300 replacement part do your best and double check the model number and also make a visual comparison so that you are positive that the correct replacement defrost sensor board is the one being purchased. You do not have to install the part by yourself. Hire someone with experience locally to pay to install it for you.
Feel free to download your manual for help.
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