In a message dated 8/28/02 1:47:04 PM, firefly1@INTOP.NET writes:

> He says the expansion valve is not properly metering the freon.� Is
> there a R-134 a specific expansion valve for Vanagons, specifically for
> my 84 model?
> 

I'm pretty sure when you convert the Vanagon AC over to R-134...thoroughly, 
the expansion valve is one of the parts that get changed (as should the 
receiver/dryer). At the dealer, they get "kits" to do the conversion. Costs 
two arms and two legs to get the conversion done.