XJ6 & XJ12 Series I, II & III 1968-1992

lucas 20 acr alternator hookup

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Old Nov 12, 2016 | 12:27 PM
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Curt Lee's Avatar
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From: North Charleston, SC
Default lucas 20 acr alternator hookup

the PO of this car left me with a disconnected alternator; it is clearly marked LUCAS 20 ACR on the back cover, and has two sets of wiring plugs. One has two wide lugs, the other has two wide and one narrow. I have established that a brown wire with a green trace (should) be attached to the narrow lug: what wires connect from there on out, and to what? I have two heavy brown wires that have white lug covers on the ends that I THINK go to the two terminals that are by themselves. If ANYONE is up and about and can answer this, give me a call on my cell, as I'm outside (or will be shortly) working on the Jag. I think there are some missing wires as well, but can't tell.
 
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Old Nov 12, 2016 | 12:36 PM
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Curt Lee's Avatar
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it might have helped to add my cell number ... duh... 843 860 8353
 
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Old Nov 12, 2016 | 09:14 PM
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From: Delaneys Creek,Qld. Australia
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Mine is an aftermarket replacement for the lucas, here is a pic of how it is wired.

The two heavy red wires you won't have, they are ones I have fitted. the 6mm goes to the relay for the electric fans, the 8mm goes direct to the battery positive terminal,

lucas 20 acr alternator hookup-dsc_2951.jpglucas 20 acr alternator hookup-dsc_2988.jpg
 
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