The older vans do not have a high pressure cut off unfortunately.
Drive Safely & Good Luck
Ken Lewis<Kernersville,NC>

On Sat, 11 Jul 1998 10:14:28 -0400 PAT <pdooley@GTE.NET> writes:
>Hey guys, don't forget about the safety controls built into all AC
>systems.
>The high pressure switch will kick the compressor clutch out before
>too much
>pressure builds up.
>
>-----Original Message-----
>From: GMBulley@AOL.COM <GMBulley@AOL.COM>
>To: Vanagon@VANAGON.COM <Vanagon@VANAGON.COM>
>Date: Saturday, July 11, 1998 7:21 AM
>Subject: Re: Need a/c hose for 87 Westy Gl
>
>
>>In a message dated 98-07-10 21:16:59 EDT, harald_nancy@EARTHLINK.NET
>writes:
>>
>><< I was wondering if a stuck "expansion valve" could contribute to
>the
>> hoses failing from too much pressure. My "expansion valve" looked
>pretty
>>crusty when I replaced it during the conversion to R134a.
>> Any opinions ? >>
>>
>>Check the gagues. I don't have a chart for the vanagon, but, If the
>high
>side
>>is VERY high, the expanison valve may be stuck.
>>
>>gmbulley
>>cary, nc
>>
>

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