Early 574s use a 10DN alternator with external regulator. They use three wires on the alternator. A hot lead from the ammeter gauge, a ground wire, and a wire from the regulator on the F terminal.
Later ones use a 10SI alternator with the internal regulator. the gasoline models use a diode between the key switch and the #1 terminal. Diesel models use a resistor instead of the diode. The #2 terminal has a wire from the battery cable post on the starter. Thee wire connected to the output stud on the alternator comes from the ammeter gauge.
They all use a gauge rather than a light for charge indicator.
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Today's Featured Article - Tractor Traction - by Chris Pratt. Our first bout with traction problems came when cultivatin with our Massey-Harris Pony. Up till then, this tractor had been running a corn grinder and pulling a trailer. It had new unfilled rear tires and no wheel weights. The garden was already sprouting when we hooked up the mid-mount shovel cultivators to the Pony. The seed bed was soft enough that the rear end would spin and slowly work its way to the downhill side of the gardens slight incline. From this, we learned our lesson sinc
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