[tcb] Re: Checked Fuel Pressue tonight!
- From: treyjung@xxxxxxxxxxx
- To: tcb@xxxxxxxxxxxxx
- Date: Fri, 09 May 2008 12:08:13 +0000
running a compufire in the SVDA ....... I hear the diaprahme move when suck on
it.
-------------- Original message ----------------------
From: Brian Denning <i_am_cool_fred@xxxxxxxxxxx>
>
> you say the vacuum can is good but is it hooked up in the distributor? do you
> see the points actually move back and forth when you suck on it? if it isn't
> hooked up that would definately cause hesitation.
>
> just a thought> From: treyjung@xxxxxxxxxxx> To: tcb@xxxxxxxxxxxxx> Subject:
> [tcb] Re: Checked Fuel Pressue tonight! > Date: Thu, 8 May 2008 16:53:20
> -0500>
> > got back from the 20 miles ride and the bus ran ok, ( a little hotter than
> > >
> the SVDA) .. ne hesitation at the higher rpm's in each gear.> > I checked the
> vacuum on the SVDA (sucked on it and it grabbed my tongue and > held the
> suction) when I got home... seemed ok...> I'm wondering if the timing some
> how
> with the SVDA in it was set > wrong?....Would in correct timing on a dizzy
> cause
> the hesitation and > jerking at the higher rpm band in each gear when
> shifting
> up?> > I'm tired......> > > ----- Original Message ----- > From:
> <evilscientistboo@xxxxxxxxxxxxx>> To: <tcb@xxxxxxxxxxxxx>> Sent: Thursday,
> May
> 08, 2008 4:21 PM> Subject: [tcb] Re: Checked Fuel Pressue tonight!> > >
> Humm.> >
> There isn't that much vacuum however have you dynamically timed it yet?> > >
> -----Original Message-----> From: Trey Jung <treyjung@xxxxxxxxxxx>> Sent:
> Thursday, May 08, 2008 2:54 PM> To: tcb@xxxxxxxxxxxxx> Subject: [tcb] Re:
> Checked Fuel Pressue tonight!> > I replaced the fuel pump with a new one and
> the
> bus does the same thing....> > Get this I swapped the SVDA dizzy (running the
> compufire timed at 7 BTDC) > with the original running points and both hoses
> connected and I rode around > the block and the hesitation is good.... I'm
> going
> on a longer ride in about > 45 minutes to further investigate...> > I'm
> thinking
> maybe the SVDA was losing vacuum somehow ( sounds like I know > what I am
> doing)> > Stay tuned...> ----- Original Message ----- > From: Trey Jung> To:
> tcb@xxxxxxxxxxxxx> Sent: Thursday, May 08, 2008 9:33 AM> Subject: [tcb] Re:
> Checked Fuel Pressue tonight!> > > I pulled the fuel line off the carb and
> ran a
> line from the fuel pump to a > jar and started the bus and there is a nice
> stream of gas coming out of the > fuel pump which makes me think that it's
> ok,
> might be a little low (2.5 psi) > but I was looking to see if it;s was
> trickling
> out of the pump..(looking to > see if it was clogged up)> > Now I'm wondering
> what to do next.......> > Trey> ----- Original Message ----- > From: chuck
> blue>
> To: tcb@xxxxxxxxxxxxx> Sent: Thursday, May 08, 2008 8:31 AM> Subject: [tcb]
> Re:
> Checked Fuel Pressue tonight!> > > 2.5 psi should be enough if there is
> enough
> volume.You just need > enough fuel to keep the float bowl full while
> driving.>
> ----- Original Message ----- > From: Trey Jung> To: tcb@xxxxxxxxxxxxx> Sent:
> Wednesday, May 07, 2008 7:40 PM> Subject: [tcb] Checked Fuel Pressue
> tonight!> >
> > I checked my fuel pressure and it read 2.5 psi.... it did not move at > all
> when I revved the engine....this is on a 1600DP stock engine....> > It's
> lower
> than the Bentley specs which are between 3.0 and 5.0 psi...> > Suggestions?>
> >
> BTW, this is the original fuel pump in my 71 Westy. I did pop the top > off
> about a month and cleaned the screen in it.> > Trey> > >
> --------------------------------------------------------------------------> >
> >
> [The entire original message is not included]> > > > -- > No virus found in
> this
> incoming message.> Checked by AVG.> Version: 7.5.524 / Virus Database:
> 269.23.10/1421 - Release Date: 5/7/2008 > 5:23 PM> > >
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--- Begin Message ---
- From: Brian Denning <i_am_cool_fred@xxxxxxxxxxx>
- To: <tcb@xxxxxxxxxxxxx>
- Date: Fri, 9 May 2008 11:37:41 +0000
you say the vacuum can is good but is it hooked up in the distributor? do you see the points actually move back and forth when you suck on it? if it isn't hooked up that would definately cause hesitation.
just a thought
> From: treyjung@xxxxxxxxxxx
> To: tcb@xxxxxxxxxxxxx
> Subject: [tcb] Re: Checked Fuel Pressue tonight!
> Date: Thu, 8 May 2008 16:53:20 -0500
>
> got back from the 20 miles ride and the bus ran ok, ( a little hotter than
> the SVDA) .. ne hesitation at the higher rpm's in each gear.
>
> I checked the vacuum on the SVDA (sucked on it and it grabbed my tongue and
> held the suction) when I got home... seemed ok...
> I'm wondering if the timing some how with the SVDA in it was set
> wrong?....Would in correct timing on a dizzy cause the hesitation and
> jerking at the higher rpm band in each gear when shifting up?
>
> I'm tired......
>
>
> ----- Original Message -----
> From: <evilscientistboo@xxxxxxxxxxxxx>
> To: <tcb@xxxxxxxxxxxxx>
> Sent: Thursday, May 08, 2008 4:21 PM
> Subject: [tcb] Re: Checked Fuel Pressue tonight!
>
>
> Humm.
>
> There isn't that much vacuum however have you dynamically timed it yet?
>
>
> -----Original Message-----
> From: Trey Jung <treyjung@xxxxxxxxxxx>
> Sent: Thursday, May 08, 2008 2:54 PM
> To: tcb@xxxxxxxxxxxxx
> Subject: [tcb] Re: Checked Fuel Pressue tonight!
>
> I replaced the fuel pump with a new one and the bus does the same thing....
>
> Get this I swapped the SVDA dizzy (running the compufire timed at 7 BTDC)
> with the original running points and both hoses connected and I rode around
> the block and the hesitation is good.... I'm going on a longer ride in about
> 45 minutes to further investigate...
>
> I'm thinking maybe the SVDA was losing vacuum somehow ( sounds like I know
> what I am doing)
>
> Stay tuned...
> ----- Original Message -----
> From: Trey Jung
> To: tcb@xxxxxxxxxxxxx
> Sent: Thursday, May 08, 2008 9:33 AM
> Subject: [tcb] Re: Checked Fuel Pressue tonight!
>
>
> I pulled the fuel line off the carb and ran a line from the fuel pump to a
> jar and started the bus and there is a nice stream of gas coming out of the
> fuel pump which makes me think that it's ok, might be a little low (2.5 psi)
> but I was looking to see if it;s was trickling out of the pump..(looking to
> see if it was clogged up)
>
> Now I'm wondering what to do next.......
>
> Trey
> ----- Original Message -----
> From: chuck blue
> To: tcb@xxxxxxxxxxxxx
> Sent: Thursday, May 08, 2008 8:31 AM
> Subject: [tcb] Re: Checked Fuel Pressue tonight!
>
>
> 2.5 psi should be enough if there is enough volume.You just need
> enough fuel to keep the float bowl full while driving.
> ----- Original Message -----
> From: Trey Jung
> To: tcb@xxxxxxxxxxxxx
> Sent: Wednesday, May 07, 2008 7:40 PM
> Subject: [tcb] Checked Fuel Pressue tonight!
>
>
> I checked my fuel pressure and it read 2.5 psi.... it did not move at
> all when I revved the engine....this is on a 1600DP stock engine....
>
> It's lower than the Bentley specs which are between 3.0 and 5.0 psi...
>
> Suggestions?
>
> BTW, this is the original fuel pump in my 71 Westy. I did pop the top
> off about a month and cleaned the screen in it.
>
> Trey
>
>
> --------------------------------------------------------------------------
>
>
> [The entire original message is not included]
>
>
>
> --
> No virus found in this incoming message.
> Checked by AVG.
> Version: 7.5.524 / Virus Database: 269.23.10/1421 - Release Date: 5/7/2008
> 5:23 PM
>
>
>
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