[Gmcnet] Duracool compatibility

[Steven Ferguson]

Well written by both of you.
 If I had responded it would have come out something like, "who gives a ratzazz
about anything the EPA says?  But, since you both covered it so well, I won't.

On Mon, Aug 11, 2008 at 6:40 AM, Ulmer, James D - Denver, CO
<james.d.ulmer at usps.gov> wrote:
> Summary:
>
> 1. It is illegal to intentionally vent ANY refrigerant into the
> atmosphere
> This includes R-12, R-134a, and DuraCool. For DuraCool, it is kind of a
> Catch 22. There are no particular regulations about venting propane into
> the atmosphere but they are ones about venting "refrigerants". Once
> installed in an A/C system, DuraCool becomes a refrigerant and can not
> be vented. Licensed technicians will tend to be very fussy about this
> since the fines are large.
>
> 2. DuraCool is NOT approved as a SNAP (or 'drop-in') replacement for
> R-12 so it can not legally be installed in an R-12 system.
>
> 3. DuraCool is an allowed replacement in an R-134a system.
>
> To legally convert an R-12 system:
>
> 1. Evacuate the system and recover any R-12
>
> 2. Convert the system to R-134a (install R-134a fittings on the access
> ports)
>
> 3. Charge the system with DuraCool according the manufacturer's
> instructions.
>
> 4. Install a label indicating the type of refrigerant
>
> Big Jim
>
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-- 
Steve Ferguson
'76 EII
Sierra Vista, AZ
Urethane bushing source
www.bdub.net/ferguson/