Originally Posted by Jon G
I've seen people get into a real mess trying to adjust them.

Those people probably don't have any business working with anything more technical than a ball peen hammer. Adjusting a regulator isn't "rocket surgery", but using the right equipment is necessary, and the correct sequence of operations must be followed. Analog ammeters and voltmeters (not digital) are an absolute necessity. A digital meter responds too quickly to the vibrating points, and the readout will be nothing but gibberish.
Jerry

"It is better to be silent and be thought a fool than to speak and eliminate all doubt!" - Abraham Lincoln
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