[DML] Re: Idle Adjustment - idle varies from 600 to 1200 rpm and almost
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[DML] Re: Idle Adjustment - idle varies from 600 to 1200 rpm and almost stalls

Thanks David,

What's the best way to view the throttle plates to verify closure?  
Do I need to take the "w" shaped pipe off, or can I view through the 
air inlet with a mirror?


vin 10944

--- In dmcnews@xxxxxxxxxxxxxxx, "David Teitelbaum" <jtrealty@...> 
> Turning screws in the vain hope of "fixing" things usually just 
> even more work to do straightening out all of the "adjusting" that 
> done. The correct way to set the throttle plates IS to disassemble
> things so you can make sure the stop for the plates is adjusted
> correctly. Once the plate adjustment is set (and it should NEVER be
> touched because it should never change) you can then proceed with
> adjusting the idle switch. It should just click and always click 
> the throttle plates are closed. Use a meter to verify, sometimes 
> don't hear the click. Check the quadrant link, the throttle spool, 
> the throttle cable. You may have to disassemble, clean, and 
> everything to make it work nicely. You will NOT fix this by 
> the adjustments. To adjust the throttle plates you undo the screw 
> the way, close the plates, then bring the screw up until it touches
> the stop. Give it 1/4 turn more so the plates just barely hit the
> sides. The stop screw should take all of the pressure, not the
> throttle plates.
> David Teitelbaum
> vin 10757
> --- In dmcnews@xxxxxxxxxxxxxxx, "sweetp01569" <paul.sweet@> wrote:
> >
> > I tried to adjust the idle speed microswitch adjustments (one is 
> > throttle plate stop, correct? and the other the microswitch 
> > actuation).  I admit I don't quite understand these adjustments 
> > than the microswitch actuation to kick idle down).  I adjusted 
> > because my idle kept sticking high (1200 rpms) until I tapped 
> > floor pedal, where it would kick down to about 1000 rpms (a 
> > idel at this rpm).  I thought I could adjust my idle from 1000 
to the 
> > recommended 750 by adjusting the throttle plate stop screw, then 
> > adjusted the micrositch after this.  It did lower the rpm, but 
it is 
> > now erratic, constantly swinging between about 600 (where it 
> > stalls) and about 1200, not settling in one spot (after warm 
up).  Do 
> > I need to open the stop screw a bit more to settle the idle?
> > 
> > How do I view throttle plates to set the stop screw correctly, 
> > dismantling things.
> > 
> > Thanks,
> > 
> > Paul
> >

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