[DML] Re: R-12 Certification and purchase

["jrc2905" <jrc2905@xxxxxxx>]

--- In dmcnews@xxxxxxxxxxxxxxx, "David Teitelbaum" <jtrealty@xxxx> 
wrote:
> Stricly speaking "topping off" is legal as long as you can say that
> the system is leaking less than "x" oz per year. I don't remember
> exactly what "x" is. Topping off becomes iffy when you use blended
> refrigerents. Some can be topped off but only a certain # of times 
and
> then only a maximum amount at a time. As long as the system is
> pressurized above atmospheric and wasn't run much you can assume it 
is
> still tight with no air or moisture. You will know when you top off
> and read the head pressure.
> David Teitelbaum
> vin 10757
> 
> 
> --- In dmcnews@xxxxxxxxxxxxxxx, "John Macias" <jdm5@xxxx> wrote:
> > I thought that "topping off" a system was a bad thing, and it 
needed
> > to be completed evacuated? I am incorrect?
> > 
> > John
> > #7009
> >
You only need to fix a refigerant leak if the system holds over 50 
lbs of refigerant. There is no need to be using R-12 any more, there 
are replacement refigerants where all you need to do is recover the r-
12 and replace it with R-414B called (hot shot)






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