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Posted by Doug H. on March 19, 2002 at 16:09:08:In Reply to: Re: Disadvantage of a Built-In Humidifier? posted by Robert S on March 19, 2002 at 05:14:55:
You only need that because the F&P models in question (at least the HC-200 & HC-201) have three prong cords, and the manufacturer recommends that the machine always be grounded (or earthed).
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