SV: Re: SV: [ROVERNET - UK] Re:Rough running SD1

David Read defender110 at
Thu Oct 11 15:11:55 BST 2007

The ballast resistor is often bypassed and full battery voltage applied 
directly to the coil in the ignition "start" position to give a better 
spark at the reduced battery voltage during cranking conditions.

David Read wrote:
> The ballast resistor on my Oz SD was a ceramic block looking thingo 
> mounted near the ignition unit on the side of the engine bay.
> The resistor could also take the form of a resistance wire (instead of a 
> copper wire) running from the ignition switch to the coil.
> Cheers
> Dave
> South Oz
> Tillberg Jan (VN P-SQC) wrote:
>>  Hi Kent! Thanks for your answer. Yes, you are right in your 
>> assumptions. I now realise that I've already used an ordinary coil. Is 
>> the ballast resistor the small thing coupled directly to the coil? Jan

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