[AT] question on use of resistor on coil

[Almost-Running Deere]

If one takes a volt meter to the output terminal of the coil once can 
determine if the coild is reduces the voltage or not.


Dana

SE PA

>From: "charlie hill" <chill8 at cox.net>
>Reply-To: Antique tractor email discussion group 
><at at lists.antique-tractor.com>
>To: "Antique tractor email discussion group" <at at lists.antique-tractor.com>
>Subject: Re: [AT] question on use of resistor on coil
>Date: Sun, 24 Oct 2004 11:14:25 -0400
>
>Cecil,  I haven't been following this thread closely but some of the Delco 
>Remy coils are internally resisted.  They don't need a ballast resistor, 
>take 12 volts from the battery but send 6 volts on the small wire to the 
>points.
>
>Charlie
>----- Original Message ----- From: "Cecil E Monson" <cmonson at hvc.rr.com>
>To: "Antique tractor email discussion group" <at at lists.antique-tractor.com>
>Sent: Saturday, October 23, 2004 5:05 PM
>Subject: Re: [AT] question on use of resistor on coil
>
>
>>What gets me about this business, Charlie and Dean, is that
>>the coil I just tried is listed as a direct replacement for not only
>>AM791T but also for Delco Remy 1115379. I am just smart enough to know
>>that something is fishy with this as this coil, #AM373T, is also listed
>>in the Parts Catalog for my JD 2010 as the correct coil and we all know
>>the 2010 was never anything but a 12 volt system.
>>
>>When you go to a JD dealer today and ask for a new coil for the
>>40 or the 420 or the 2010, this is what you are going to get and whether
>>you have a 6 volt system or a 12 volt system doesn't matter to the parts
>>man.
>>
>>Getting back to my original question, are we supposed to use a
>>resistor with the coil in a 12 volt system or when used in a 6 volt
>>system?  I think the 12 volt system needs the resistor, not the 6 volt
>>but the instructions say boldly on the box "must be used with a resistor"
>>which is what puzzles me.
>>
>>FWIW, Dean, I have full sets of manuals for all of my JD tractors
>>- all three of them. grins. I bought the manuals shortly after I bought
>>each tractor so they would be as current with the model as possible.
>>
>>Cecil
>>--
>>The nicest thing about telling the truth is you never have to wonder
>>what you said.
>>
>>Cecil E Monson
>>Lucille Hand-Monson
>>Mountainville, New York   Just a little east of the North Pole
>>
>>Allis Chalmers tractors and equipment
>>
>>Free advice
>>
>>_______________________________________________
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>>http://www.antique-tractor.com/mailman/listinfo/at
>>
>
>
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