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Re: [T3] '66 fuel pump questions


On Fri, 2003-01-17 at 16:15, Jim Adney wrote:
> On 17 Jan 2003 at 13:05, Russ wolfe wrote:
> 
> > I think 14mm is the maximum lift of the pump push rod while running.
> > Another way, is to get the pushrod in the engine at max lift, bolt on
> > the pump, then tighten the outer diaphram screws.
> 
> I think you're supposed to tighten down the diaphram while the pushrod is in 
> the MIDDLE of its stroke. That minimizes the stress on the diaphram as it moves 
> equally above and below the point where it was fastened.
> 
> I'll have to check my manuals to verify this. I'm pretty sure they give the max 
> and min as well as the setting height. Those figures were the same for ALL air 
> cooled VWs, weren't they, Russ?
> 
That is what the 14mm gage was for. The set point for the diaphram. 
Turn the engine until the pushrod extends 14mm, then install the pump
and tighten the outer diaphram screws.

-- 
Russ Wolfe
'66 FB MT (It drove)
'71 FB AT 
'65 Bug (not running)
russw@classicvw.org
http://www.classicvw.org



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