Recent content by Sandman73

Check out section 6 http://www.ipspower.com/images/docu...buretor-Troubleshooting-Manual-Compressed.pdf I think there is supposed to be a gap?

After looking a little closer to your pic, I think that is the old control arm? What wasn't obvious to me is that the wax piston will not retract just because it cools off. That control arm spring is what pushes it back in as it cools, the new arm has a different spring setup on my mower.

Yep, I almost burnt my lawn mower on the driveway.. for the $2 I would replace the spring, assuming you have the larger one. It came up to speed instantly (therefore hotter really fast) once I had the new (smaller) spring.

I feel for you, these auto choke systems are riddled with design flaws. Check out these documents, it may help clarify replacement parts. The thermo-wax, control arm and governor spring were all replaced (redesigned) on my version of the GCV160. The Section 6 of the troubleshooting manual...

For years I have lived with these three design issues on my GCV160. The auto choke just never worked from day one. First the thermowax was redesigned (I think they are on version three), after replacing the thermowax cylinder it still didn't work properly, then they came out with a new control...