Re: [MV] M1009 fuel pump failure?

From: Jeff Gatton (jdgatton@yahoo.com)
Date: Mon May 23 2005 - 05:56:11 PDT


I replaced the whole fuel filter assy with this one:
http://store.summitracing.com/?Ref=MFG&N=120+400006
It was about $45 (with shipping) and I won't ever have
to worry about leaky pressure swithes.

Jeff
  

--- Mike Maynard <mike@wesleyscott.com> wrote:

> This makes perfect sense, if it did it all the
> time... Will the pressure
> switch leak cause it to only happen when the tank is
> really low?
>
> Mike
>
> -----Original Message-----
> From: James Shanks [mailto:n1vbn@yahoo.com]
> Sent: Monday, May 23, 2005 5:17 AM
> To: Military Vehicles Mailing List
> Subject: Re: [MV] M1009 fuel pump failure?
>
>
> --- James Shanks <n1vbn@yahoo.com> wrote:
> > Gents,
> >
> > Look carefully at your fuel filter housing
> > and
> > you may notice it is now damp/wet with fuel on
> > the drain hose and around the bottom of the
> > fuel
> > filter itself. If you see this it is an
> > indication of a leaking fuel pressure switch
> > which sits about in the middle of the filter
> > housing. A new replacement costs about $20 with
> > a
> > new O-ring. The only thing the pressure switch
> > is
> > uded for is when you hook up a diagnostic
> > machine
> > it will then read the pressure switch and tell
> > you whether you have pressure there or a
> > vacuum.
> > When the O-ring or pressure switch starts
> > leaking
> > it lets air into the filter and drains the fuel
> > back to the tank.
> > I had the identical problem on my M-1009 a
> > couple of months ago and mine turned out to
> > have
> > a good O-ring but a leaking pressure switch.
> Opps! Sorry, hit the wrong key. Go here for a
> replacement pressure switch and O-ring.
>
> http://www.owens-export.com/index.html
>
> James Shanks
> 85 M-1009
> 98 IMZ 8.103
>
> >
> > --- Mike Maynard <mike@wesleyscott.com> wrote:
> > > I am interested to hear some about this as
> > > well. Mine does the same thing
> > > below 1/8 tank. Its almost as if the fuel
> > > drains back. It will fire almost
> > > instantly, then quit, and take a bunch of
> > > cranking to get it runnin. Only
> > > in the morning, only when the tank is that
> > > low...
> > >
> > > Mike
> > >
> > > -----Original Message-----
> > > From: Caleb Pal - MilVeh
> > > [mailto:m1009@defcon-3.net]
> > > Sent: Sunday, May 22, 2005 5:40 PM
> > > To: Military Vehicles Mailing List
> > > Subject: Re: [MV] M1009 fuel pump failure?
> > >
> > > Hey,
> > >
> > > I will add that when its hard to start and it
> > > finally fires off, it runs no
> > > problems, even down to a 1/4 tank or lower,
> > > which I have never taken it
> > > lower than 1/4. I wouldn't think a pickup
> > tube
> > > could cause that. It also
> > > seems that when the truck is parkd on a
> > slight
> > > uphill, the front end facing
> > > up the hill, it happens more frequenly when
> > the
> > > tank is low.
> > >
> > > Thanks,
> > >
> > > Caleb
> > >
> > >
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> >
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