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Brisson low speed

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Old 11-30-2002 | 10:35 PM
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OhD
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Default Brisson low speed

Anyone have a problem with little or no change in rpm/power as the throttle is opened the first few clicks? Engine performs fine in all other regards. Idles fine and doesn't quit. Any fix?
Old 11-30-2002 | 11:59 PM
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Default Brisson low speed

your engine should quit when the throttle is fully closed. Either you have a small vacuum leak, or you have the low speed needle set too lean.


Vince
Old 12-01-2002 | 12:15 AM
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OhD
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Default Brisson low speed

Originally posted by Vince
your engine should quit when the throttle is fully closed. Either you have a small vacuum leak, or you have the low speed needle set too lean.


Vince
I should have said as it is opened further from the idle position. (Which seems fine). Will take a look at resetting the idle mixture a little richer. Thanks.
Old 12-01-2002 | 01:47 AM
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Default Brisson low speed

No Prob, as a general rule the low speed needle should be preliminarily set from 1.25 to 1.5 turns out from fully seated.

Good luck
Vince
Old 12-01-2002 | 01:56 AM
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Default Brisson low speed

You might have your throttle arm or servo wheel set up more like exponential than linear....More movement as the stick is moved farther away from center....

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