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Re: TR3/4 Coil Orientation

Subject: Re: TR3/4 Coil Orientation
From: Randall <ryoung@navcomtech.com>
Date: Sat, 05 Jan 2002 11:11:49 -0800
Cc: TR <triumphs@autox.team.net>
References: <3C374E19.A6CA5DDB@theriver.com>
Geo Hahn wrote:
> 
> I knew this, but then I thought about it and got confused all over
> again...
> 
> On a positive ground car, which way is the coil connected,  i.e. does
> the SW (ignition switch) connect to the + or - post?

Negative (-) post.  The + post goes to the points, which connect it to
ground (which is positive).

> 
> Also, is there a test to determine if a coil is standard or ballast
> type?

Measure the primary resistance (across the '+' and '-' terminals, or
'SW' and 'CB' if so marked).  I forget the numbers offhand, but they're
on the VTR web site 'maintenance' pages.

Randall

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