We have a 1939 D4 with pony start, and the best advice I can give you is to find a manual for it. Basically we turn on the gas and start the pony, then when that is warmed up good we turn on the diesel and engage the diesel to the pony, rev up the pony, and get the diesel spinning enough to get oil pressure. I think there is a compression release on the diesel that is used when engaging the pony to it. We always start ours with ether but they may start without it (ours is very tired). Once the diesel is running we shut the gas off and let the pony run itself out. Hope this helps, it is easier to show than it is to tell. Lon
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Today's Featured Article - Listening to Your Tractor - by Curtis Von Fange. Years ago there was a TV show about a talking car. Unless you are from another planet, physically or otherwise, I don’t think our internal combustion buddies will talk and tell us their problems. But, on the other hand, there is a secret language that our mechanical companions readily do speak. It is an interesting form of communication that involves all the senses of the listener. In this series we are going to investigate and learn the basic rudimentary skills of understanding this lingo.
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