Finally reporting back after some other things got in the way for a while. I got it running. Basically the valves were out of adjustment, but due in part to a damaged push-rod guide plate. The rockers wouldn't stay in place over the valves. I replaced that, adjusted it, and now it runs...
I re-set the valves to ~.006 despite the floppy rocker arms. Pulling the starter cord, all seems normal. So I think the compression release mechanism is still operating. I was hopeful that it could start. I still am. But before it fired-up, the rocker arm slipped out of position, off the...
I checked into the valve clearances and took a look inside the combustion chamber. No fluid of any kind there.
The machine was not operating in the rain.
It had fresh fuel. I had drained the tank, added fresh gas, started it, closed the fuel cock and run the fuel out, then drained the tank...
I have a Steele brand, typical inexpensive 3500 watt generator with 4-stroke engine. I think of it as "no name brand", but Google turns up a number of hits, yet no website of their own. It says 196cc engine. Looks like a lot of similar engines in the 6 hp. range. Nearly identical to the...