Disconnecting the battery cable while running it not a good way to check an alternator. Doing so will damage the alternator and if you where to get in line with the cable you take off and ground it can KILL you. Disconnecting it like that makes the VR got to max charge and max volts so it is putting out 35 plus amp which is 35 million time the amps it take to kill and max volts can be 90 plus which is more then enough to push the amp to kill you. Just plain and simple a stupid way to do it.
Correct way to check is a volt meter check and a magnet test. Battery volts should read 12.5 plus not running and 13015 volts running. Magnet test is simple also the back of the alternator center should be magnetic when running if not then it is not being excited as need to work
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Today's Featured Article - Chores - by Frank Young. The ceaseless passing of time! It is at once our friend and our enemy. It measures our progress and it makes us old. Like most features of our life, few things are all good or all bad, and most such judgments depend on our own perspective or viewpoint. In our particular hobby, we enjoy the nostalgic return to the days of our youth as we recreate many of the scenes that took place on the family farm that served as the stage for the first few acts of the play that is our live
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