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Magneto check
Posted: Tue Aug 12, 2008 1:00 pm
by gertcoetzee
Magneto check:
What is the significance of a >50rpm drop?
Re: Magneto check
Posted: Tue Aug 12, 2008 1:44 pm
by extra300s
Is it not perhaps more than 300rpm drop???
Re: Magneto check
Posted: Tue Aug 12, 2008 2:35 pm
by Morph
gertcoetzee wrote:Magneto check:
What is the significance of a >50rpm drop?
Nothing, it's fine. It should not exceed 300rpm
Re: Magneto check
Posted: Tue Aug 12, 2008 7:10 pm
by Duck Rogers
Gert........it means it's wêkking
More than 300 rpm means it's wêkking too good

Re: Magneto check
Posted: Wed Aug 13, 2008 12:16 pm
by gertcoetzee
Yes, I am not sure where I got the 50rpm drop ! Maybe was the figure I learnt on C150? Anyway, normally I just do the check by ear.
Ok, so what if it drops more than 300?
Re: Magneto check
Posted: Thu Aug 14, 2008 12:13 pm
by Morph
then your ignition circuit is starting to fail. Could be either the stator coils or the Ignition black boxes