The timing mark for TDC is on the flywheel (tractor application) the hole used to see the mark is on the bottom center of the bell housing. The mark is usually very hard to see. Set number one piston on TDC, (Turning by hand till pressure is felt coming out of #1 plug hole, then with a plastic soda straw stuck in the spark plug hole, turn it slowly through the highest the straw moves while looking at the Flywheel. Clean the edge of the wheel to locate the mark, and paint it white. This TDC location is the static timing point, and should be where the points break when the engine is being cranked with the hand crank, or starter. This also places the centrifugal advance in the correct location for running at operating speeds. Setting the advance earlier is possible if very careful to not cause it to try to spin backwards against the starter, or the hand crank which will hurt someone. Make sure the advance system is working using a timing light to see it advance as the throttle is opened from idle. The advance system is located behind the breaker plate and not easily accessed. Jim
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Today's Featured Article - Hydraulics - Cylinder Anatomy - by Curtis von Fange. Let’s make one more addition to our series on hydraulics. I’ve noticed a few questions in the comment section that could pertain to hydraulic cylinders so I thought we could take a short look at this real workhorse of the circuit. Cylinders are the reason for the hydraulic circuit. They take the fluid power delivered from the pump and magically change it into mechanical power. There are many types of cylinders that one might run across on a farm scenario. Each one could take a chapter in
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