[Farmall] H Update

[E. John Puckett]

meant to say distributor rather than magneto.

On 11/23/2011 10:28 AM, E. John Puckett wrote:
> If you have a distributor rather than a generator your battery may be
> getting low enough that you do not have good spark.
>
> On 11/23/2011 10:04 AM, szabelsk at gdls.com wrote:
>> Well I got around to checking the charging system and found that the
>> adjustable pulley on the generator was simply turning on the generator
>> shaft. Took the whole generator off and took it into the garage to see
>> what was what. Noticed that the pulley had a lot of play on the shaft, so
>> it was obviously badly worn. I was able to simply pull the pulley off the
>> shaft with one hand instead of threading it off. Noticed that the drift
>> key was slightly rounded off on one edge and that it didn't appear to be
>> the right size for the pulley. It only protruded about an eighth of an
>> inch out of the generator shaft, should have been more like three eighths
>> based on the groove in the pulley. Looked at the center of the pulley and
>> could see that the drift key had worn a groove in the inside surface of
>> the pulley about half way around. Also saw that the threads of the front
>> of the pulley were essentially gone. Figured I'd have to start shopping
>> around for a new pulley.
>>
>> Flipped the generator over and noticed that one of the brushes was sliding
>> back and forth. The tension plate and spring were lying on the bench with
>> one arm of the tension spring broken off. The armature was a little rough,
>> probably from the brush bouncing around instead of being held tightly
>> against it. Rework the spring to make a new arm and put it and the plate
>> back in. It put pressure back on the brush like it should. Figured I'd
>> have to also start to shop around for parts to do a good fix on this also.
>>
>> Just about then, the county road commission came by and started to dump
>> truck loads of dirt from one of their projects in the front yard along the
>> driveway. Figured I needed the tractor up and running to start moving the
>> dirt since I didn't want it sitting there when the snows come and I had no
>> place to push the snow off of the driveway. It's also going to take some
>> time to get it all moved. So I centered the pulley on the generator shaft
>> and did a little welding, realizing that this was going to be a temporary
>> fix until I found a new generator and pulley. Remounted the generator and
>> put the belt back on. Started up the H and noticed that I was maybe
>> getting a little charge, but not really much.
>>
>> Spent most of the day moving dirt and managed to move a good bit of it
>> until I ran out of gas. Refilled the gas tank and tried to start up the H,
>> but the battery wouldn't do it. Obviously I was running off of the battery
>> all this time and the generator wasn't keeping the battery charged. So I
>> had to jump start it.
>>
>> Went back to move more dirt and noticed that the H was laboring when I put
>> it in gear, forward and reverse. In neutral, it ran fine. So now I have to
>> see what is what with that issue while I chase down a new generator.
>>
>> Hope this isn't going to turn into one of those scenarios where you keep
>> fixing one thing only to have something else go bad right away. But it is
>> a 70 year old tractor.
>>
>> Carl Szabelski
>>
>>
>>
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