I just bought my first old tractor to do some road maintenance where I live in the Colorado mountains. The tractor is a 1947 Super A and I bought it frm the second owner who has had it here at my elevation (8500') for the last 13 years. The tractor has a lot of minor issues as you would expect from a 60 year old unrestored tractor. It was converted to 12 volt by the 1st owner with a generator. It does not seem to be charging and I am planning to convert it to an altenator wired exactly as suggested on forums at this site. Otherwise, it seems to run great, with one major exception. I ran it for about 5 hours working on my road the 1st day I had it and then it died on me. I thought I had just run down the battery nd dropped one from my truck in it. Now it dies continually under load. It cranks right up and starts after it dies but dies again after going about 100 yards, uphill. The steeper the grade the sooner it dies. If my driveway was all down hill I wouldn't have an issue but it seems more uphill than down. Any ideas on what to look at to see why it dies under load? One other thing, the guy had it wired up to bypass the ignition switch and ammeter. He said they got wet once and he had to bypass them. After the 1st time it died, I rewired it according to the wiring diagram in the manual with the changes recommended for negative ground and 12v on this site. I cleaned the ignition switch and wired the ammeter back in. The ignition switch, and light switch work fine but the ammeter is all rusty and I don't trust it (I have ordered a new one). Thanks for reading the novel here. Any direction would be greatly appreciated.
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