Erratic Idle? Wasn't one of the cast members of Monte Python???
Joe
Michael Hargreave Mawson wrote:
>
> Dear All,
>
> Carly has started to suffer from a peculiar problem. I'm pretty sure
> that the problem is in one or both of the carbs (SU HS4s), but I can't
> for the life of me work out what is causing it, or how to fix it. Let
> me explain...
>
> Once at operating temperature, taking the car out of gear (or putting my
> foot on the clutch) no longer immediately returns the engine to idle
> speed. Instead, the revs drop as they should until they hit about 1500
> rpm, and then slowly creep down, taking 30 seconds or more from there to
> idle. Putting the car into first gear and letting the clutch out for a
> moment whilst stationary allows the revs to drop swiftly to idle speed,
> except in the hottest weather, when the problem is (a) more frequently-
> encountered and (b) impossible to cure. Mileage has dropped by nearly
> 15%.
>
> All the linkages are running freely; the carbs were cleaned out a few
> weeks ago, when fresh lubricant was added to the dampers, and a fuel
> filter added to the fuel line.
>
> What's going on? Please help a confused and frustrated mechanical
> ignoramus...
>
> ATB
> --
> Mike
> Michael Hargreave Mawson, author of "Eyewitness in the Crimea"
> http://www.greenhillbooks.com/booksheets/eyewitness_in_the_crimea.html
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