I know what you are going through. I had problems with alternators on a shrimp boat with a 6-71, in that I wasn't getting enough RPMs to the alternator. Much of my work was at 1000-1200 RPMs and I had to go to a smaller pulley on the alternator. How are you exciting the alternator? Some Delcos took pretty high RPMs to excite them. I finally went to a pressure switch, as I had no ignition switch to deal with. Some of the larger Delcos were insulated and required a separate ground wire to get maximum amps out of them. It's probably something simple, but finding the problem can sometimes be a pain.
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Today's Featured Article - Hydraulic Basics - Part 2 - by Curtis Von Fange. In the last entry to this series we gave a brief overview of hydraulic system theory, its basic components and how it works. Now lets take a look at some general maintenance tips that will keep our system operating to its fullest potential. The two biggest enemies to a hydraulic system are dirt and water. Dirt can score the insides of cylinders, spool valves and pumps. Wate
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