SMOKE TEST Pin #1 is the exciter current from the diode or resistor,or the idiot light, and from there from the ignition terminal (hot when turned on). If you used a digital meter, it might appear to have zero resistance, especially if set on high ohms range. I would put 12 volts to it as follows: use jumpers with the neg jumper to alternator frame, and positive jumper to a piece of wire with a spade connector on it to go to pin #1. apply porew and if no smoke, I would put it in the circuit. The only thing that could be dammaged is a diode, or resistor (as per the circuit Bob M provided. It is likely OK. JimN
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Today's Featured Article - Engine Basics: Spark Plug Cleaning - by Staff. Cleaning procedures: Brush or blow dirt from around the spark plug base. Remove the plug with a correctly fitted wrench. Examine the porcelain insulator and points. If the insulator appears to be melted or blistered, cracked or broken, and the points seem unduly burned it is evident that the plug is operating too hot and it should be replaced with a colder plug. If the plug is fouled excessively with carbon it apparently is operating too cold and it should be replac
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