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Re: Runaway engine in Spit 1500

To: triumphs@triumph.cs.utah.edu
Subject: Re: Runaway engine in Spit 1500
From: joe-schneider@nwu.edu (Joseph R Schneider)
Date: Fri, 15 Sep 1995 19:54:00 -0500
>original owners manual).  After about 3 minutes of standing-still,
>out-of-gear, never-touched-the-accelerator idle, the engine RPM leaps
>spontanously to about 2500 and sits there.  Knocking the little levers and
>screws on the carb (single) doesn't do a thing. The one remedy I've found is
>a quick depression of the throttle to take the RPM briefly to about 5000,


i've never worked on "modern" lbc, but sounds typical for automatic chokes
on other cars, usually holds throttle butterfly/slide/whatever open
(sensible when engine cold) by come sort of cam, friction and sometimes a
stepped sort of detent prevents this from disegaging until you hit the
accelerator once, releasing the detent (friction) on the cam and allowing
the throttle to close- is this consistent with auto choke on
zenith-strombergs?
joe


Joseph R Schneider, MD, PhD
Associate Professor, Vascular Surgery, Northwestern Univ Med Schl
e-mail: joe-schneider@nwu.edu
voice 708-570-2565     fax: 708-570-2899

"We don't need no stinkin' UNIX!" (attributed to j-norstad@nwu.edu)



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