[Vwdiesel] More Quantum quesrions?

[mark shepherd]

Could be a leak in the vaccuum supply line, [a/c vac leak maybe] , or just 
the servo assist knackered
Mark
----- Original Message ----- 
From: "William J Toensing" <toensing at wildblue.net>
To: <vwdiesel at vwfans.com>
Sent: Tuesday, November 18, 2008 9:14 PM
Subject: [Vwdiesel] More Quantum quesrions?


>
> Thank you, Kurt Nolte, for your reply. Following your suggestion, I 
> removed the 13mm bolt, collar, & vacuum pump. I find it is not a diaphragm 
> type but has 4 vanes in what appears to a "Wankel engine" type chamber 
> with centrifugal force keeping the vanes in contact the chamber side wall. 
> These vanes appear OK. Could the round plastic tube above the vacuum pump 
> be at fault? In the center of the vacuum pump is a screened opening. Is 
> the pump supposed to pump the air into the crankcase? Wondering what else 
> might be causing the loss of the power assist to the brakes if the vacuum 
> pump is not at fault?
> Bill Toensing, Nevada City, CA
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