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Carrier 38TSA042 Furnace Door Switch
A furnace door switch is a switch that blocks the fan and burner being triggered to start so as to stop a potential explosion. It is important to get the part switched out as quick as you can if it is not working in order to prevent injuries.
Signals the safety door switch needs replacing
- The safety door switch is broken
- The whole system will not fire up even with the door closed
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If you are going to be buying or ordering a new Carrier 38TSA042 replacement part, do your due diligence and cross-check the model number as well as make a visual comparison so that you are positive that the proper replacement furnace door switch is being ordered. You do not need to replace the part all by yourself. Look for a professional in your town or city to replace the part.
Feel free to download your manual for help.
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