[Farmall] F-20 questions

joseph buckley josephlbuckley at earthlink.net
Sat Jul 29 15:06:07 PDT 2006


Thanks John,
I thought something was way out in the timing. Where is the lever on the
mag in cranking position? I will give Rice a call on Monday.
Joe


> [Original Message]
> From: John Hall <jthall at worldnet.att.net>
> To: Farmall/IHC mailing list <farmall at lists.antique-tractor.com>
> Date: 7/29/2006 7:08:44 AM
> Subject: Re: [Farmall] F-20 questions
>
> The mag should be firing close to TDC---depends on if you have it
retarded 
> or not. Going by memory it should fire a few degrees before TDC if it is
not 
> retarded (in cranking position). I beleive the rotation is CW on the
rotor. 
> To fine tune the timing there  is a coupler with one bolt thru the side
that 
> drives the mag. You'll notice lots of holes. Indexing the bolt is how you 
> fine tune the mag. Sounds like you are way off right now.
> You may want to pick up a service manual to get the exact timing specs.
You 
> should be able to get one from Rice Equip in PA.
>
> For what it is worth I always chicken out and use a belt to crank one for 
> the first time. If you don't have a belt then perhaps tow it.
>
> John Hall
>
>
> ----- Original Message ----- 
> From: "joseph buckley" <josephlbuckley at earthlink.net>
> To: <farmall at lists.antique-tractor.com>
> Sent: Friday, July 28, 2006 10:36 AM
> Subject: [Farmall] F-20 questions
>
>
> > Fellas,
> > I am in the last stages of building an F-20 engine from parts. The
magneto 
> > is bolted on and I noticed that the impulse trips about halfway down
the 
> > piston stroke. Is this correct? The little round thingamabob that goes 
> > between the mag and the engine has slots cut at 90 degrees of each
other. 
> > Since the timing is stamped on the side of the block, I can figure that 
> > out. The Mag has "1" on the upper right terminal. Is the rotation of
the 
> > rotor clockwise  or counterclockwise (like the input shaft). Thanks for 
> > any answers as I have already exceeded my yearly quota for broken bones 
> > and don't want to add an arm to it.
> > Joe
> >
> > joseph buckley
> > josephlbuckley at earthlink.net
> > Why Wait? Move to EarthLink.
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> > 
>
>
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