[AJD] Test-my thoughts

[James Showers]

Thanks Bill.  Pony motors are the most devilish machines invented.
Jim
----- Original Message ----- 
From: "Bill Maki" <wrmaki at cfw.com>
To: "'Antique John Deere mailing list'" 
<antique-johndeere at lists.antique-tractor.com>
Sent: Monday, July 03, 2006 12:11 PM
Subject: RE: [AJD] Test-my thoughts


> James,
>
> I don't have anything with a pony motor so I don't know how they work
> but I assume it has points and a condenser in the distributor.  I have
> found that weak spark when there is spark usually means dirty points and
> sometimes a bad condenser.  I have had good luck going from gas dripping
> out of the exhaust to a smooth running two cylinder by cleaning the
> contact surface of the points with some sandpaper.  I just fold it (150
> grit or so) over so it has the sandy surface facing outward on both
> sides, slip it between the contact surfaces of the points and polish
> them up.  I think you can buy a thin file that does the same thing and
> has no risk of dropping sand grains into your distributor.  My two
> cylinder sits for months at a time between being run and corrosion often
> starts on the electrical contact surface of the points causing poor
> electrical transmission.  Sometimes I can't tell the corrosion is there.
> The points look fine.  I may be totally off base and sending you on a
> wild goose chase but it has solved starting problems for me in the past.
> Good luck.
>
> Bill Maki
> Waynesboro VA
>
> -----Original Message-----
> From: antique-johndeere-bounces at lists.antique-tractor.com
> [mailto:antique-johndeere-bounces at lists.antique-tractor.com] On Behalf
> Of James Showers
> Sent: Saturday, July 01, 2006 8:22 PM
> To: Antique John Deere mailing list
> Subject: Re: [AJD] Test-my thoughts
>
> John,
> Any help would be great.  At the timing marks, when I move the
> distributer,
> I do not get any spark.  What spark there is has turned to a weak yellow
>
> when it was blue.  When the engine was apart, I did not remove the
> crankshaft or camshaft, so the timing in that respect should be OK.
> Jim
>
>
>
>
> ----- Original Message ----- 
> From: "John D. Swecker" <johnnyd at mountain.net>
> To: "Antique John Deere mailing list"
> <antique-johndeere at lists.antique-tractor.com>
> Sent: Thursday, June 29, 2006 5:34 PM
> Subject: Re: [AJD] Test-my thoughts
>
>
>> Jim Showers;  I think I may be able to help you with your pony engine
>> problem. Let me know.  John Swecker
>>
>> James Showers wrote:
>>
>>> I have a 720D that is that way....I've been trying for 3 years to get
> the
>>> pony to start.  I just got a new carb from Roberts, and still the
> same
>>> symptoms.  It fires on the starter, but will not run.  Previously it
> ate
>>> 2 throttle plate screws.  I did a valve job and one piston and new
> rings.
>>> Timing was not changed and it has good spark with new plugs.  I have
>>> already invested enough to have converted the tractor to electric
> start.
>>> Jim Showers
>>>
>>>
>>>
>>> ----- Original Message ----- From: "wwwayne johnson"
>>> <wjohnson at bigriver.net>
>>> To: "Antique John Deere mailing list"
>>> <antique-johndeere at lists.antique-tractor.com>
>>> Sent: Saturday, June 17, 2006 10:09 PM
>>> Subject: Re: [AJD] Test-my thoughts
>>>
>>>
>>>> Busy is right.  Got that 730D in the shop  that has set inanother
> shop
>>>> for 9 years, partly assembled.  Turned out it needed a new radiator,
> new
>>>> rings, new crank and brgns and 5 gears in the tranny and new ring
> gear.
>>>> When I get done I'll give a good rundown but I've already used up
> all
>>>> the adjectives Greg supplied and on a good list of my own.
>>>> Merle Wayne
>>>> ----- Original Message ----- From: "Gordon Halley"
> <ghalley at wowway.com>
>>>> To: "Antique John Deere mailing list"
>>>> <antique-johndeere at lists.antique-tractor.com>
>>>> Sent: Saturday, June 17, 2006 8:08 PM
>>>> Subject: Re: [AJD] Test-my thoughts
>>>>
>>>>
>>>>> This goes for me, too. It's too bad people's feeling have to hurt
>>>>> others.
>>>>>
>>>>> Gordon.
>>>>> _______________________________________________
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>>>>>
>>>>>
>>>>
>>>>
>>>>
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>>>
>>
>>
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