> Has anyone done a conversion to 134a refrigerant using the
> original SD709 compressor. The reason I ask is that I am opting
> to buy a new compressor and still operate with the R12 until
> further problems (hopefully at least 3 years).
>
> I am assuming that all we need to do is buy a kit such as the one
> Bus Depot sells when we want to convert?

Yes, you can run a new SD709 on R12 and do a R134a conversion later.  On the
other hand, if you are opting to run 134a right off the bat, let me know
when ordering and I can have it filled with the correct oil before shipping.

- Ron Salmon
  The Bus Depot, Inc.
  http://www.busdepot.com