Originally Posted by
rootboy
If it were me, Rudi, I would dump out the old fuel, rinse it out with some fresh fuel, dump that and try some new Coleman fuel.
If there is varnish, moisture or other contamination in that old fuel you don't want to bring it up into the mechanism. That could really cause you a headache.
Okay, so let's pretend I've done that (no, I haven't. But I might. Let's just pretend.) Now what?