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

From: Steve & Jeannie Keith (cckw@comcast.net)
Date: Mon Jan 03 2005 - 02:00:46 PST


Maybe I was not clear:

There is an armature winding and a field winding. You need to reverse the
field
to make the unit rotate backwards. Simply reversing the battery will do
nothing.

Steve AKA Dr Deuce

----- Original Message -----
From: "Fred Martin" <mung@in-touch.net>
To: "Military Vehicles Mailing List" <mil-veh@mil-veh.org>
Sent: Monday, January 03, 2005 2:02 AM
Subject: Re: [MV] 12 volt + ground back to - ground system

> 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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>>
>
>
> ===Mil-Veh is a member-supported mailing list===
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>



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