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Subject:Trouble in Turboland. or... drain line woe's Update
From:Paul A. Cianciolo
Date:Thu, 1 Jul 1999 21:41:35 -0400

Hello Folks,
  Seems like there are a few differing ideas on the oil return line trouble.
Most (and all the written refences I can find) are of the opinion that  the
return oil must be downhill
all the way to the pan, with no low spots in the way.

Others think that since the turbo oil is under pressure from the engine that
locating the return anywhere
would suffice.  I tend to agree with the first idea.

But I did find that the turbo housing can rotated to a degree so  that
input/output is not
verticle.  This elevates the output flange of the turbo and gives me a
little more drop across the distance to the pan.
The folks at Majestic turbo suggested this fix.  Although thaey did not
specify how far it could be moved and still
supply proper oil to the bearing.  I will call again tommorrow. If there is
insuffient drainage from the turbo,
the bearings will leak oil into the compressor and exhuast turbines.  As
well as inadequte cooling of the bearing.

The best I can get in my application with the oil level at engine off is
about 1.25" drop from the turbo.
It is gonna be tough to get an even drop from the turbo to the oil pan with
the obstacles I need to
go around while routing the pipe.  Another fix is a scavenger pump.  I am
not ready to got that route yet

BTW did anyone understand Martin's reference with the water, bubbles and the
straw.  Thank you all
for answering my question.  I hope no one is offended that I have not
responded individually.
There is a lot of responses and I type for beans.

Thank you all agian

Turbo... sooner or later

.
Paulc
W1VLF
Cloudbounce Webpage  http://www.qsl.net/w1vlf/

1986 Vanagon Gas
1982 Vanagon Diesel  Soon to be Turbo Diesel 1.9

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