Hi Marc,
I think I may have sussed this (see Dave's post) but I will double check
the procedure with Dave pearson.
Thanks for your help,
Dave Hill
MARC CHENEY wrote:
>
> --- David Hill <davhill@cwcom.net> wrote:
> > Hi, all,
> >
> > I've just been playing with my PI again and a couple
> > of queries spring
> > to mind.
> >
> > I have an early system (no idle screws). To set it
> > up, do you balance
> > the flow readings by holding the revs up with the
> > main throttle stop
> > screw on the countershaft? The book says to balance
> > each butterfly pair
> > with the idle screws but that's a bit tricky when
> > you've got none.
> >
> > Also, at 750 rpm, the engine is holding a slightly
> > unsteady 16in. Hg
> > vacuum. Is this right? It's rather more than the
> > 12in. mentioned in the
> > tech pages.
> >
> > Yours, Puzzled of York (Dave Hill)
> >
> > DAVE
> I AM NOT SURE HOW TO SOLVE YOUR PROBLEM,,BUT I KNOW A MAN WHO CAN.
> TALK TO DAVE PEARSON AT CANLEY CLASSICS TEL 01676 542099 HE IS RIGHT
> WITH IT AS FAR AS PI IS CONCERNED
>
> BEST REGARDS,MARC
>
> ===
>
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