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Old 04-09-2013, 10:25 AM   #70
Sharps40
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Join Date: Oct 2012
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Posts: 2,408
Re: The Official John Lee Jr Thread

Copy. Used the hook up diagram linked in the forum here.

Explanation was you can hook it up anywhere there is positive including alternator terminal... but hook up at the back of the alternator will not ensure any drop in the system is compensated for....i.e. the alternator for instance stays at 14.5 and dosn't compensate for a 1 volt drop in the system due to resistance because its not reading the eitire system when useing the short loop.

As I understood the instructions, best sensing occurs at the battery + terminal (the termination point of the entire electrical system) and allows the alternator to sense the resistance thru the entire system. In the notional example above, the sensing of a 1 volt drop due to overall system resistance pumps the alternator up to 15.5 v to deliver the minimum needed 14.5 v at the battery.

In any event, it seems to work. Another trip to work today and I have no worries so far.

Last edited by Sharps40; 06-28-2014 at 06:15 PM.
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