[Farmall] cub j4 magneto

[WALTER AVERY]

thanks Jim, I can rest at ease, Walt
----- Original Message -----
From: Jim Becker <jim.becker at verizon.net>
To: Farmall/IHC mailing list <farmall at lists.antique-tractor.com>
Sent: Mon, 12 Jul 2010 18:36:48 -0400 (EDT)
Subject: Re: [Farmall] cub j4 magneto

The impulse should click each time a cylinder is supposed to fire.  In other 
words, it should click every 180 degrees.  I can't speak to the specific 
video you watched, but there are some out there that are slightly worse than 
getting no instruction at all.
Jim Becker

--------------------------------------------------
From: "WALTER AVERY" <waltavery at embarqmail.com>
Sent: Monday, July 12, 2010 4:02 PM
To: "Farmall/IHC mailing list" <farmall at lists.antique-tractor.com>
Subject: Re: [Farmall] cub j4 magneto

> my cub started right up after replacing the coil following your 
> instructions. thanks
>
> i hear the impulse mechanism click on the timing mark and also at 180 
> degrees later. is this ok? i never listened close before to know if it did 
> this before i removed it.  i watched a video somewhere that stated, "you 
> should not hear another click or the governor is out of time". can someone 
> enlighten me on this? thanks, Walt
> ----- Original Message -----
> From: Bob Schleyer <madmapper2 at verizon.net>
> To: 'Farmall/IHC mailing list' <farmall at lists.antique-tractor.com>
> Sent: Fri, 9 Jul 2010 19:36:29 -0400 (EDT)
> Subject: Re: [Farmall] cub j4 magneto
>
> Bring # 1 cylinder to the top of it's compression stroke.
> The rotor should line up with the # 1 spark plug wire.
> Take the magneto out and rotate it 180 degrees, put it back in and try to
> start it.
> If it is out of timing it can only be 180 dgrees out.
>
> -----Original Message-----
> From: farmall-bounces at lists.antique-tractor.com
> [mailto:farmall-bounces at lists.antique-tractor.com] On Behalf Of WALTER 
> AVERY
> Sent: Friday, July 09, 2010 2:06 PM
> To: Farmall/IHC mailing list
> Subject: Re: [Farmall] cub j4 magneto
>
> murphy's law has struck me again.
> i tried to do as directed but must have bumped the mag
> and made it move.
>
> it is harder now to turn over and on one try, it refused to crank.
>
> the battery was just freshly charged.
>
> it seems like the impulse mechanism is making more noise. i didn't use to
> hear it when starting with the starting motor.
>
> i guess she's out of time
>
> i think she would prefer a professional's touch.
> ----- Original Message -----
> From: Jim Becker <jim.becker at verizon.net>
> To: Farmall/IHC mailing list <farmall at lists.antique-tractor.com>
> Sent: Wed, 7 Jul 2010 23:57:36 -0400 (EDT)
> Subject: Re: [Farmall] cub j4 magneto
>
> Do EXACTLY as John said and your timing will end up right back where it is
> now.  Don't take any shortcuts.
> Jim Becker
>
> --------------------------------------------------
> From: "john hall" <jtchall at nc.rr.com>
> Sent: Wednesday, July 07, 2010 9:34 PM
> To: "Farmall/IHC mailing list" <farmall at lists.antique-tractor.com>
> Subject: Re: [Farmall] cub j4 magneto
>
>> Assuming you'll pull the mag off, fix it an put it right back on here is
>> what I would do. Hand crank the engine and stop just as soon as you hear
>> the
>> impulse click. Pull the cap and mark where the rotor is relative to the
>> mag.
>> Then make two precise marks to show alignment between the magneto frame
>> and
>> the engine. Pull the mag and fix it, line up the rotor, line up the
>> magneto
>> to the engine and you are ready to go.
>> There are only two rules:
>> 1) make sure the marks are something you can see and that won't wipe off.
>> 2) do not turn the engine.
>>
>> For safety's sake I try not to hand crank an engine that has had the mag
>> removed until I know it is in time. Use the starter or tow it.
>>
>> John Hall
 

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