Re: [MV] 12 volt + ground back to - ground system

From: Fred Martin (mung@in-touch.net)
Date: Sun Jan 02 2005 - 23:02:36 PST


Ok Steve, it's late at night but as I recall once playing with a starter
and jumper cables...I thought it ran the same direction regardless of
polarity. Am I asleep? Fred Martin

Steve & Jeannie Keith wrote:

> To reverse the rotation of a DC motor with an electric field, you
> have to reverse the connections to the electric field.
>
> A DC motor with a permanent magnet goes the opposite way
> when you reverse the input polarity.
>
> Minor rewiring other than the charging system. You may need to
> do something with the electric fuel gauge.
>
> Steve AKA Dr Deuce
>
> ----- Original Message ----- From: "Bill Kealey"
> <cwkealey@atlanticbb.net>
> To: "Military Vehicles Mailing List" <mil-veh@mil-veh.org>
> Sent: Saturday, January 01, 2005 5:38 PM
> Subject: Re: [MV] 12 volt + ground back to - ground system
>
>
>> Probably missed something here but my first thought ... what about
>> the starter? I also admit to be electronically challenged. I know
>> that hooking pos to neg is a bad thing and that's about it for me.
>> <grin>
>>
>> If you change from Pos. ground (earth) to Neg. ground (earth), won't
>> that also require a replacement starter or re-wiring it?
>>
>> Bill Kealey
>> MVPA 24623
>> 1954 USMC M38A1
>> 1972 USA M35A2
>> 1985 USAF M105A2
>>
>>
>>
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>
>
>
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>



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