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Old 27-08-2004, 08:40 PM
Greg Rice
 
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"Chip Stein" wrote in message
m...
"Greg Rice" wrote in message

hlink.net...
I have carburetor "issues" on my B&S V-Twin 12 HP generator engine. The
engine has less than 20 hours on it... so I'm convinced it doesn't need

a
rebuild kit.

I'm sure that the gas in the tank had gotten very old, so I've tried
cleaning the carburetor, but it still doesn't work.

There is a needle valve on the outside that is covered with a plastic

cap
that I can't remove. I think this is the culprit.

Does anyone know how to remove the plastic cover for this needle valve.

The
cover has a notch on it that limits it's movement.

Anyone who can help me with this is worth a gazillion bucks.

Thanks.... Greg


that screw only really affects the idle mixture. what is it doing?
the problem may be elsewhere if we knew what the real symptoms were we
could help
Chip



Ahhhhhh.... I knew I was forgetting something.

I can get it to start and run (sort of) if I squirt gas down the barrel of
the carb. If don't do that, it won't start at all. As soon as I quit
squirting gas, it quits.

The fuel pump seems to work because I tried to start it with the top of the
carb off. When I did that, gas was squirting up from the input of the carb.
The bowl was full of gas. The float and float valve seem to move freely.

Originally, when the problem first started, the engine would start, but ran
roughly and didn't have enough power to continue running if I put any kind
of load on the generator (i.e.. tried to run my compressor off the
generator).

Thanks for your response,

Greg

PS. I finally got the cap off that "idle mixture" screw and you are right -
it wasn't the problem.