Take it off and blow through it. This may give you a sense of its strength and
functionality. The one I put in the MGC came from a little car parts house and
was generic.
Mike R
Florrie & Allen Bachelder wrote:
> Thanks, Mike -
>
> And "Aha!" - this raises a new question. This car is converted to dual
> HS-4s. I have the brake servo vacuum hose connected on the middle of the
> intake manifold where the gulp valve used to be. Is this a bad
> arrangement? I'm in uncharted waters now - and not sure how to check the
> nonreturn valve. My sense of logic tells me that it should not allow me to
> blow air into the manifold-end of the vacuum hose. Is this the way to
> check it?
>
> Again, TIA
>
> Allen
>
> >From: Mike Razor <mrazor@kih.net>
> >
> >Look at the check valve that is in line from the manifold (or were the system
> >gets vacuum). It could be letting the air flow back.
> >Just a thought.
> >Mike R
> >
> >Florrie & Allen Bachelder wrote:
> >
> >> Hi List -
> >>
> >> ' Sorry this is rather long, but I need some advice. Back in May I started
> >> having problems with a soft low brake pedal on my '76 B. It's never been
> >> firm like my non-servo Bs but it got quite a bit worse...<<snip>>
>
> ******************************************
> Allen H. Bachelder =iii=<
> Sinking Creek Home for Wayward MGs
> New Castle, VA 24127
> USA
> 540/544-7333
> ******************************************
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