Puzzled. I purchased this supplied a few years back. Not coming up to power and wanting to 4 cycle. Cleaned the filter with some improvement. Has fresh fuel v premium gas. I have the right to only uncover one screw mediate which appears to be nothing yet the idle speed. Is this among the EPA catastrophe carbs with no adjustments? I thought this observed was old sufficient not to be in the affected years. I have actually been making use of saws because 1976 so am not a novice.

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Full ident is 041 AV supervisor electronic. The one screw is on the right side just below the filter cover.Harry K
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This witnessed is notorious for loose intake screws, as there is alarge stack of junk and gaskets at the carb. Additionally check thefuel and also impulse lines prior to resorting to carbohydrate adjustments.Also inspect the innards of her fuel filter, as the foam insidedeteriorates over time and collects in the carb.
good point, Fish
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Have fixed numerous carb difficulties with intake gaskets and crank seals. The is the means I to be taught , the bottom need to be waiting tight before the carbohydrate will work right. Fish acquired it best , intake gaskets and also pulse water tap on an 041 are the an initial places come go.
Treeclimber,Turnkey stated that the is no novice. Ns guess us took him in ~ his word.Fish & Stihltech,Not having almost everywhere near the field of expertise of one of two people of you, I have to ask how any kind of of the other problems cited could reason a rich condition as described? just curious.
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Plugged wait filter, leaking inlet needle, inlet bar too high, mix screws too far out, inlet bar sticking, worn addressed jet, leaking welch plugs, inlet feather weak, leaking diaphragms, sawdust on optimal of diaphragms, late timing, and also weak spark because that starters.

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Yep, and also as it turned out, the dirty wait filter appears to have actually been the simple problem. Again many thanks for the top up on points to watch for in the future on an 041Harry K
Thanks, Stihltech, because that the reply. Guess: v I got thrown by the gaskets.Turnkey,That witnessed is an oldie but goodie.
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