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How does water temperature gauge work?
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09-13-2017, 07:11 AM
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emf
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Join Date: Mar 2013
Location: Hudson, NY
Posts: 512
Re: How does water temperature gauge work?
The gauge has ether in the bulb at the end which expands at a known linear rate as the temperature increases. The gauge itself is a pressure gauge with the dial calibrated in degrees.
Frank
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