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Re: Charging A/C without an electronic scale
Posted to HVAC Forum on 5/15/2007

Nothing wrong with the site glass method as long as the scale on the site glass shows grams/ounces/pounds/whatever and the scale is adjustable for refrigerant pressure in the drum/container/whatever.

I use a "Dial-a-Charge" cylinder all the time

BTW, Dean'... Login to read more.