On Jan 26, 2:48*pm, "EXT" wrote:
"Bob F" wrote in message

... pacca wrote:
i have a hs 520 Honda snow thrower ,it used to be very easy to
start(regular pull start),I replaced the spark plug ,got it started
after many attempts.now I cant start it,the gas was in over summer i
put gas stabilizer in the tank,always worked for me before.It was not
used so far this year ,(no snow) at wits end,Help. thanks

Get all the old gas out and try it with fresh gas. It it still doesn't
work, you could let the fresh gas sit in it a couple days and try again,
and/or prime it by squirting a little fresh gas into the carb.

OTherwise, it could need a carb cleaning.

I never trusted that stabilizer, and just running it dry is cheaper.

I have a Honda small tiller with their tiny 4 stroke engine. I have a
difficulty in starting and getting it to run on regular gas with 10%
alcohol. I now use only premium gas with NO alcohol in it, and it starts
every time. I would drain all the old gas out of your engine and replace
with premium alcohol free fuel, pull the cord a number of times if it won't
start, this will draw the new gas into it. Let it sit a couple of days and
then try again. If it is slow starting remove the plug and see if is wet or
dry. If wet dry it off and try again without choke. If dry, add a spoonful
of fuel into the sparkplug hole and replace the plug and try again.
Hopefully it will start now, but if this all fails, you may have to get the
carb. serviced.

What about shooting some starting fluid into the air inlet, that
almost always works to get it started and then the new gas should keep
it running.