Study Guide Modern Biology
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You can replace this device with higher rating perhaps but you risk burning out element faster, especially if it runs dry. This is the regulator that shuts off the device when it gets too hot or burns out when overheated rather than killing the element. 
Yes, there is a small device inside and against the hot areas with a wire in and a wire out, it's about the size of a dime but much thicker, silver on bottom part which touches hot surface and black on other half which the 2 wires are attached. Nov 24, 2017|.
Hrw Modern Biology Study Guide Pdf
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