Thanks Dennis.
The adapter didn't come with any instructions and the vendor called it a
check valve and I just wasn't thinking that it was anything else.

Stan

On Fri, 21 Sep 2001 06:43:19 -0400 Dennis Haynes <dhaynes@optonline.net>
writes:
> Those are not check valves. they are bypass valves which only get
> used if
> the oil filter or cooler become blocked.
>
> Dennis
>
>
> -----Original Message-----
> From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com]On
> Behalf
> Of Stan Wilder
> Sent: Thursday, September 20, 2001 8:09 PM
> To: vanagon@GERRY.VANAGON.COM
> Subject: Sandwich oil cooler adapter question
>
>
> I just finally got around to installing the axillary oil cooler on
> my  83
> Westfalia Air Cooled.
> I installed the additional cooler by using an Empi sandwich type
> adapter
> that goes between the oil filter and the original filter mount.
> I've got a question:
> I noticed that the sandwich adapter and the original oil filter
> mount
> both have check valves in them. Does this dual check valve scenario
> present any problems?.
> Seems to me that they would hardly ever even get into sync except at
> high
> pressure.
>
> Stan Wilder
> 83 Air cooled Westfalia
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