Posted by John T on October 20, 2013 at 07:11:33 from (173.131.158.218):
In Reply to: Farmall M No Spark posted by Farmall Don on October 19, 2013 at 18:42:01:
The coil input from the IGN switch (when ON) should, of course, always read 12 volts to ground HOWEVER the other to distributor coil wire is usually zero volts if the points are closed AND IF GOOD AND NOT BURNED AND NOT BADLY CARBONED!!!
When the ign is on and the engine slowly cranked over a test light on the coils to dist terminal should flash ON (points are open) and OFF (points closed).
If she never flashes off the points are bad or not closing, if she never comes on the coil is bad/open or the condenser may be shorted or the points shorted or the wires bad to dist or its shorted out.
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Today's Featured Article - The Nuts and Bolts of Fasteners - Part 2 - by Curtis Von Fange. In our previous article we discussed capscrews, bolts, and nuts along with their relative hardness and thread sizes. In this segment we will finish up on our fasteners and then work with ways to keep them from loosening up in the field. Capscrews, bolts and nuts are not the only means of holding two parts together. When dealing with thinner metals like sheet tin, a long bolt and
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