[AT] R134a

Ralph Goff alfg at sasktel.net
Sat Jan 12 16:27:31 PST 2019


On 1/12/2019 5:54 PM, Cecil Bearden wrote:
> I have recharged a lot of r-12 systems with Red Tek 12A.  They have 
> changed it somewhat to another name, but another brand is Freeze-12.  
> works good in r-12 systems better than R134A.  It has propane and 
> n-iso butane in it.  Pure propane will also work, but the possibility 
> of fire limits its use to stationary refrigeration systems.
> Cecil
>
> Since I don't have any new machinery I can't say what they use. I had 
> my 2090 Case converted to a propane based cooling system for the AC. 
> It has a name that always escapes me and I'm not walking out to the 
> shed now to check. The newer Magnum has (I'm guessing) R134 but I 
> honestly don't know for sure. The combine and swather have been 
> recharged several times with cans of Red Tek. Works great and usually 
> never needs more than one can to get it back to working.

Ok, just remembered  it was "dura cool" that we had the 2090 Case 
converted to. Works great and no problems since it was done 20+ years ago.

Ralph in Sask.



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