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Bad Governor, back in service again.

Also, could I be missing a third spring or linkage that I am not seeing in pictures or schematics? I am not understanding how it knows to back down the throttle from high to low. I haven’t been convinced that I’m not missing something.

Thanks for the replies. Are we all thinking the same thing? Drop the sump and see what's broke.

That is what I did. Full throttle is CW on the governor linkage arm and I turned the governor shaft CW and tightened it down.

FYI: The engine starts up on every attempt, even if I hold the butterfly linkage at low throttle.

By static governor adjustment, do you mean with an rpm gauge and start bending linkage metal? I believe I did a governor adjustment, but I am not sure of what a static adjustment is, sorry.

No, I checked. It is extended/vertical when the throttle is open/high and relaxed/horizontal when the throttle is low, but the butterfly linkage plate isn't against the idle adj. screw. It never rests against it on it's own. I can push it against the idle adj. set screw with no problem, and...

A Briggs Engine Model 331877-1371-B1 was running fine. It was shut down to refuel and upon start up it revved very high and lowering the the throttle produced very little change. With the throttle control in low, I can manually push the butterfly plate/linkage against the idle adjustment screw...