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Re: [Healeys] Voltage Regulator Problems

To: "Rich C" <richchrysler@quickclic.net>, <Josef.Eckert@t-systems.com>,
Subject: Re: [Healeys] Voltage Regulator Problems
From: "Richard Korn" <rkorn@simnet.is>
Date: Tue, 18 Sep 2007 08:40:12 -0000
At least you still have yours!

rgds, Richard


----- Original Message ----- 
From: "Rich C" <richchrysler@quickclic.net>
To: <Josef.Eckert@t-systems.com>; "John Harper" <AH@jharper.demon.co.uk>
Cc: <Healeys@autox.team.net>
Sent: Tuesday, September 18, 2007 3:48 AM
Subject: Re: [Healeys] Voltage Regulator Problems


> Today I removed both leads to the generator, joined the terminals with a
> short piece of wire, removed the fan belt to free the generator pulley,
> touched a wire from power (A1) to the bridged terminal wire and the
> generator motored properly in the correct direction (same as the engine
> turns) That confirms to me that the generator is okay, charging, and
> polarized correctly.
> Next I'm going to remove all the leads from the regulator and with 
> batteries
> disconnected, see if there is any continuity (other than the black wires)
> between any of the leads and earth. I'm wondering if something somewhere 
> is
> crossed and or contacting earth.
> My hair is almost completely gray now!
> Rich
> ----- Original Message ----- 
> From: "John Harper" <AH@jharper.demon.co.uk>
> To: <Josef.Eckert@t-systems.com>
> Cc: <richchrysler@quickclic.net>; <Healeys@autox.team.net>
> Sent: Monday, September 17, 2007 2:36 PM
> Subject: Re: [Healeys] Voltage Regulator Problems
>
>
>>
>> Josef
>>
>> I believe that you might be slightly wrong with the detail but it has led
>> me to an idea. There are only two brushes and I cannot see how these 
>> could
>> be fitted in any other way. However I can see that if the field coil is
>> replaced it would be fairly easy to solder the two leads to the 'F' post
>> and the large tag to the body of the generator the wrong way around. As
>> Rich says he has tried polarising many times and most likely the residual
>> magnetism is now established BUT the wrong way round. Therefore the 
>> output
>> at the 'D' terminal will be in the opposite polarity. Thus producing 12
>> Volt in opposite polarity to the battery and putting 24 volt on the
>> indicator lamp and burning it out.
>>
>> Rich - I this possible?
>>
>> Regards
>>
>>
>>> when I had rebuild the
>>>generator of my BN1 some years ago. I did the rebuild by my own and I
>>>fitted
>>>the four brushes 900 twisted, which caused the symtoms you describe. You
>>>can
>>>check this, when you run the generator as a motor. You need to take the
>>>generator out of the car and connect the D an F terminals together and
>>>connect
>>>with a battery. The generator should run like a motor. But if you put the
>>>brushes 900 wrong, then the pulley turns in the wrong direction, not like
>>>it
>>>was driven by the engine when installed. You can change the polarity and
>>>it
>>>still runs in the wrong direction. You get the right direction, when you
>>>move
>>>the brushes 900. So just move the brushes to brush holders 900 back or
>>>forth.
>> -- 
>> John Harper
> _______________________________________________
> rkorn@simnet.is
>
> Healeys@autox.team.net
> http://autox.team.net/mailman/listinfo/healeys
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