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Wiring Diagram

Wiring Diagram

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Mark Riendeau
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Looking for wiring diagram for a 1959 No. 12, 70D grader with in cab pony motor starting.

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Tue, Oct 14, 2025 5:46 PM
Msjoy
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I always like to help out when I can. I helped my daddy with these road graders in the sixties. We did most of the maintenance and all the repairs when they seemed to stop functioning properly. There were no safety stops or anything like that on the ones I remember. I can’t imagine how to assist on these. I don’t remember any fuses. A simple ignition switch check would be a starting place. Also battery cable need occasional service. So just enjoy that wonderful peace of history and check it out. Have fun sir

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Tue, Oct 14, 2025 7:28 PM
bluox
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Look in the electrical section of your parts book.

Bob

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Tue, Oct 14, 2025 8:49 PM
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