Model T Spark Coil Wiring Diagram

The wiring goes as follows.

Model t spark coil wiring diagram. Each of these locations is logically separated by 22 5 degrees. Wire 3 goes from the igniter to lower terminal on the side of the coil. This is a quick video showing how cool these early model t coils are and i show how to wire them up for use and give a demonstration of mine operating. When starting the model t engine on the magneto with the spark lever fully retarded the coil initially fires at 26 5 degrees.

When starting the model t engine on the magneto with the spark lever fully retarded the coil initially fires. Wire 1 goes from the frame of the bracket that holds the fuel tank to the negative terminal of one of the batteries. Feel free to download and print for your own reference. Wire 2 goes from the switch behind the fuel canister to bottom terminal of the coil.

Ful internal combustion engine used something like it in his engines as early as 1862 2 the jump spark system employed a spark. Henley publishing co ny 1917 p. The spark symbols show the points where the ignition coil will fire on the magneto current output with respect to piston travel. One thing i failed to address in the video.

The spark symbols show the points where the ignition coil will fire on the magneto current output with respect to piston travel. Simplified diagram of model t ignition components author. Credited with build commutator coil and wiring. Illustration from victor pagethe model t ford car ing the first success 1917 edition norman w.

So i thought i would modernize the ignition circuit diagram for the model t with this colour coded computer generated version.