[SEL] FM Z 3hp trouble

ED edstoller at earthlink.net
Fri May 6 04:44:45 PDT 2005


Tom,

If  I had to do it over, I would ask Hit & Miss  to not drill the holes for
the mag, use the broken bracket as a pattern and drill them my self. As I
remember there was interference with one of the bracket mounting bolts.

Some folks put the FMZ almost next to maytag.

Ed Stoller
New Fairfield, CT


----- Original Message ----- 
From: "Tom Smith" <tsmith at hal-pc.org>
To: "The SEL email discussion list" <sel at lists.stationary-engine.com>
Sent: Thursday, May 05, 2005 9:27 PM
Subject: Re: [SEL] FM Z 3hp trouble


> Hi Ed,
>
> Thanks for the info. I will definately get the aluminum bracket if I can't
> make the steel work. I messed with it some more tonight and found if I
> reversed the running direction (from what is indicated in the manual ) and
> rotate the timing gear 180 degrees, it comes pretty close to what should
> work. I'll have to mess with it some more to tell if this is going to do
the
> job.
> BTW, you were the only one to reply.
>
> Have a nice weekend,
>
> Tom
>
>
> ----- Original Message ----- 
> From: "ED" <edstoller at earthlink.net>
> To: "The SEL email discussion list" <sel at lists.stationary-engine.com>
> Sent: Thursday, May 05, 2005 7:38 PM
> Subject: Re: [SEL] FM Z 3hp trouble
>
>
> > Hello Tom,
> >
> > I have a 2 HP FMZ and got a new, aluminum, bracket from Hit & Miss, Ed
> > Dies.
> > I had a problem mounting the type R mag and wound up enlarging the holes
> > in
> > the needed direction to get everything to fit.
> >
> > Ed Stoller
> > New Fairfield, CT
> >
> >
> > ----- Original Message ----- 
> > From: "Tom Smith" <tsmith at hal-pc.org>
> > To: "The SEL email discussion list" <sel at lists.stationary-engine.com>
> > Sent: Wednesday, May 04, 2005 10:39 PM
> > Subject: [SEL] FM Z 3hp trouble
> >
> >
> >> Hi List,
> >>
> >> I'm a newbie and have run across a problem with a FM Z 3hp engine. I
have
> >> restored the once very stuck engine and couldn't find a replacement for
> > the
> >> busted pot metal gov. housing/mag base. I was able to locate a earlier
> > cast
> >> iron unit but then found I couldn't use the Fairbanks "R" mag without
> >> some
> >> fairly heavy modification to the base. I then bought a Bosch mag
thinking
> > my
> >> worries were over. It mounts fine but when I got the timing right on
the
> >> exhaust (per the manual), the little stud that trips the mag appears to
> >> be
> >> firing the mag near bottom dead center.
> >>
> >> I transferred the gear marks to cam relationship from the replaced set
> >> and
> >> the valve timing appears to be on the screws so I can't figure why the
> >> mag
> >> timing is wrong. Its almost like I have to rotate the mag timing gear
> >> relative to the cam to get the spark timing right. The manual assumes
I'm
> >> running the later R mag and doesn't give spark timing numbers (only
> >> alignment position of the gear tooth marks). If I have to jack with the
> >> timing relative to the exhaust cam, it looks like it may be a bit of
> >> trial
> >> and error (mostly error).
> >>
> >> What gives?? Any help greatly appreciated.
> >>
> >> Tom
> >>
> >> _______________________________________________
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> >> SEL at lists.stationary-engine.com
> >> http://www.stationary-engine.com/mailman/listinfo/sel
> >>
> >
> >
> > _______________________________________________
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> >
>
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