Roland Wiench wrote:
>
> > For bleeding brakes, a separated tool is use to do maintenance on
> > brake
> > lines. You can get or see one at a auto parts store. The brake
> > booster
> > should start working any vacuum of 12 in.hg. or more. Best if the
> > vacuum is
> > held at or above 15 in.hg.
> >
> > If the 27.56 in.hg. refers to the brake booster, than it may be a
> > print
> > error, it may be 17.56 in.hg. for the brake booster.
> >
> > Roland
> >
> >
> > ----- Original Message -----
> > From: "John" <
[email protected]>
> > To: "Electric List Vehicle Discussion" <
[email protected]>
> > Sent: Tuesday, September 04, 2007 8:17 PM
> > Subject: [EVDL] brake booster vacuum levels
> >
> >
> >> I was looking at my service manual to check for the proper order to
> >> bleed my breaks and I noticed the manual specifies 27.56 inHg or more
> >> with the engine running at 1,000 rpm.
> >>
> >> My Thomas vacuum pump has a max vacuum of 22.9 inHg.
> >>
> >> Is this a problem?
> >>
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