Quote:
Originally Posted by dpetryk
Here is the adjustment. - You move it inward to increase the idle speed and pull it out to reduce the idle speed. When moving it make small movements. I use a flat tip screwdriver to pry between the nut and the housing to pull it out. I use a vise to push it in. The screw is a 10-32. It is not the right thread but it will hold. I do not screw it too tight for fear of trashing the threads inside the brass thing in the valve. I just make it hand tight but be sure it is seated. I could not find the proper screw to fit it. The 10-32 works great for me. Remember just small adjustments.

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I was going to try this to reduce my high idle, since I've tried everything else, including changing the ICU, checking for vacuum leaks, adjusting the linkage, etc.
However, I assumed that the rubber ring this screw goes into was empty and threaded, but it isn't. The ring has a little brass cap in it. So, before I ruin my ICV, I was wondering if you change the idle by using this screw to push the brass cap down?
Thanks very much for any help anyone can give me on this procedure.