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CV Carb Idle Setup question

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Old Oct 4, 2021 | 04:57 PM
  #11  
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Originally Posted by mike131
If there is no change in idle when adjusting the idle mixture, I would normally say the slow jet is to large, but you have 45, so thats good, there could be something wrong with the idle mixture jet it self or its packing, turning the idle mixture screw in should cut off the fuel at idle so the carb might be allowing fuel in from an other placed it shouldn't be

Yes agreed - its a little baffling. Will start out clean as was suggested above and see where that lands. Will set idle mix screw to 3.5 turn and then adjust the idle air screw to idle at about 800 rpm and then adjust the idle mix screw. If it doesnt have any effect then have to look elsewhere.
 
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Old Oct 4, 2021 | 06:18 PM
  #12  
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Originally Posted by Jpcl
idle air screw to idle at about 800 rpm
Don`t get your terminology mixed up...It makes it difficult to follow what you are talking about.

The idle screw sets the throttle plate position.

The idle mixture screw sets the mixture.
 
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Old Oct 4, 2021 | 07:28 PM
  #13  
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Let us know how it works out for you
 
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Old Oct 18, 2021 | 09:05 AM
  #14  
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Sorry it took a while to get to this but i managed to get it dialed in over the weekend, using the procedure described. Thanks for all the help..
 
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Old Oct 18, 2021 | 09:51 AM
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Good deal, thanks for letting us know
 
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Old Oct 25, 2021 | 04:56 AM
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what did you end up with?
 
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