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Friedrich PH14B Furnace Door Switch
A furnace door switch is a switch that inhibits the fan and ignitor from starting so as to stop a potential explosion. You should really have it changed promptly if it is defective.
Hints the safety door switch needs replacing
- The switch is broken
- The whole system will not operate whether the door is off or on
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Before you decide on buying or ordering a replacement furnace door switch for your Friedrich PH14B, do your due diligence and cross-check the correct model as well as make a visual inspection so that you are positive that the correct furnace door switch is the one being purchased. There is no rule that says you have to install the part by yourself. Hire someone with experience in your area to do it for you.
Feel free to download your manual for help.
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