just realized

[Luke Nelson <lnelson@domain.elided>]

You don't have a manual choke do you?  I just thought of that the second I
pushed the little send button :)



> >After the engine is completely warmed up and the choke is fully opened, it
> >idles smoothly in park or neutral.  It is set correctly, per the manual,
> >but as soon as I put it in gear it chugs and does not idle.  I have to
> >constantly pump the gas pedal at every stop on my way to work.  What could
> >cause this?  I really want to get back to driving my Scout everyday, but
> >this problem is really frustrating.
> 
> Bill, I have had (and sort of still have) problems like you describe.  Mine
> only does it in the morning, though.  The choke opens fully, and it will
> idle in neutral, but the load in drive is too much and it chugs and wants
> to die.
> 
> I've got two theories about mine:
> 
> 1) The choke is open but the block isn't really warm yet.  That is, the
> choke is opening "too soon."  I have the typical divorced choke on the
> 2210c Holley 2bbl.  Evidence for this: a) I have the problem on city
> streets on the way to the freeway in the morning, but after I get off the
> freeway, it's never a problem.  b)  my heater doesn't kick in until a few
> minutes after I get on the freeway.  If the air coming out of the heater is
> cold, then the engine is still cold, right?  Even though it is warm enough
> to open the choke, it isn't warm enough to heat coolant, or warm enough to
> prevent gas from condensing.
> 
> 2) The "flapper" in my air cleaner neck isn't hooked up, so the air coming
> in is extra cold, and causes gas condensation.  Once the engine warms up,
> or the ambient air warms up, it's not  a problem.
> 
> These are just theories, but they seem to make sense.  To help fix the
> problem, I adjusted the choke linkage so that the choke would actuate the
> fast idle cam longer.  Mine is set so that the fast idle cam is used until
> the choke is almost all the way open.  This has mostly fixed the problem,
> but sometimes on really cold mornings (like today) I still have to shift
> into neutral and give it some gas as I approach a stop light.  I'll be
> interested to see if the problem goes away when the weather warms up.
> 
> 
>