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Furnace Question....?

Is there a way to test a flame sensor? I can't remember!

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  • 9 years ago
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    if its for a pilot flame sensor yes its about 20000k ohms sometimes you can clean em with steel wool and they work again if they got build up first sign that is bad is that the flame will turn off as soon as you release the gasvalve button 10 us dollars at lowes

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