[DML] Tuning Idle Speed Circuit. (was: Re: idle problem)

["Harold McElraft" <hmcelraft@xxxx>]

Is the delay valve installed in the correct direction? It is the 
plastic vacuum valve located at the control pressure regulator. 
The "Dist" side goes on the vacuum supply side.

Harold McElraft - 3354


--- In dmcnews@xxxxxxxxxxxxxxx, "Rustproof" <Rustproof@xxxx> wrote:
> I would like to thank everyone again for all their help. Here's 
what
> happened...I re-adjusted the CO to 14.5:1. Cleaned the entire 
throttle
> assembly. Rechecked for vacuum leaks. Replaced all the injector 
seals.
> Checked the lambda system and idle system for proper operation and 
both are
> working within specification. Timing is perfect. Replaced O2 
sensor just for
> fun. After all this, the idle is very stable once the car warms up.
> Performance has greatly improved. (once warmed to operating 
temperature
> everything runs like a new car) But...when she's cold she 
sputters, idles
> poorly near 600 rpms rumbling like a Harley and shaking like my 
grandmother.
> She stalls if you attempt to depress the accelerator. After about 
5 minutes
> of warm-up, you would think it was a different vehicle. Smooth a 
silk. Could
> this be related to the warm-up regulator? Cold start valve? She 
does start
> just by simply turning the key. No need to give it 1/4 pedal. She 
always
> starts warm or cold. I't just a little annoying having to sit 
there for 5
> minutes before you can move. Any suggestions?
> Rustproof
> vin#1559
> ----- Original Message -----
> From: "David Teitelbaum" <jtrealty@xxxx>
> To: <dmcnews@xxxxxxxxxxxxxxx>
> Sent: Thursday, August 28, 2003 6:37 PM
> Subject: [DML] Tuning Idle Speed Circuit. (was: Re: idle problem)
> 
> 
> > It sounds to me like your Lambda system just died. Troubleshoot 
to
> > find the reason (very common for the relay to die). Since the 
Lambda
> > wasn't adding fuel you compensated by going overly rich with the
> > mixture screw. You should hear the frequency valve buzz whenever 
the
> > engine is running. You are almost there, get the Lambda running 
again
> > and it sounds to me like you have it just about right! (Of course
> > readjust the mixture screw with the Lambda running).
> > David Teitelbaum
> > vin 10757
> >
> >
> > --- In dmcnews@xxxxxxxxxxxxxxx, "Rustproof" <Rustproof@xxxx> 
wrote:
> > > Having taken all the advice I could get from the list and the
> > archives, I
> > > have attempted to set up both the CO mixture as well as the CIS
> > idle. This
> > > was fiddled with by the previous owner and never properly 
reset. I
> >
> >
> >
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