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| I used a lawnboy from the age of 12 until I moved out on my own. The only thing we ever did was let them run dry of the gas/oil mixture. My dad hung it up on the garage wall a few years after I moved out so he could buy a self propelled mower since he was getting older.
I stupidly never thought to grab it since I had bought a ZT for my lawn. That Lawnboy had a lightweight magnesium deck with a 23” cut and probably cut 4 residential lawns for at least 20 years and was still running strong when put up. |
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Fighting the good fight

| Non-ethanol gas is the key. Go to www.pure-gas.org and you can find stations in your area that offer ethanol-free fuel. I've never had an issue with leaving non-ethanol fuel sitting in my mowers over the winter. I run my mower mostly - but not fully - empty on the last mow (usually late October/early November), and then next spring (usually late March/early April) it fires right up after being topped off with new non-ethanol fuel. Even on gas weed eaters, the only time I've had to replace a carb and fuel line where when I acquired a used weed eater that the owner had been using with ethanol gas in the gas/oil mix for several years. After the rebuild, I used non-ethanol gas from that point forward, with no further problems for the next decade before I switched to an electric string trimmer. |
| Posts: 33867 | Location: Northwest Arkansas | Registered: January 06, 2008 |  
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Eschew Obfuscation
| quote: Originally posted by chellim1: Don't leave any fuel with ethanol in them.
At the end of the season, I put a little ethanol-free small engine fuel in the tank and then run it dry. That ensure there is no ethanol fuel in the carburetor.
_____________________________________________________________________ “One of the common failings among honorable people is a failure to appreciate how thoroughly dishonorable some other people can be, and how dangerous it is to trust them.” – Thomas Sowell
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| Posts: 6653 | Location: Chicago, IL | Registered: December 17, 2007 |  
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Coin Sniper

| If you aren't running Recreational Gas (Ethanol Free) then you need to drain the tank and run the equipment until it dies. I used to leave the tank cap off and use a coffee filter in the fill neck to keep debris, bugs, etc out and allow any remaining fumes to evaporate. If you're running Rec gas... put it away and know you can pull it out next year and it will run fine.
Pronoun: His Royal Highness and benevolent Majesty of all he surveys
343 - Never Forget
Its better to be Pavlov's dog than Schrodinger's cat
There are three types of mistakes; Those you learn from, those you suffer from, and those you don't survive. |
| Posts: 38647 | Location: Above the snow line in Michigan | Registered: May 21, 2004 |  
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Member
| Drain the tank, and run it dry. |
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Member
| I run premixed gas for all my two cycle equipment. Tractor supply is one place I buy it. They are supposed to already have a stabilizer added and good for two years. If you buy a Stihl product and a gallon of their premixed gas it doubles the warranty, at least it did when I bought my last week eater. Ethanol free gas in my Z mower and Mustang when I store it for winter.
P226 9mm CT Springfield custom 1911 hardball Glock 21 Les Baer Special Tactical AR-15
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Savor the limelight
| quote: Originally posted by vandrv:I think I will try to periodically start everything over the winter rather than just letting them sit.
Good luck with this. I’ve told myself similar things only to forget.  This method is setting yourself up to fail. Emptying the tanks and running them dry is automatic success. quote: Originally posted by vandrv:With no ethanol gas and a good two stroke oil, I wonder if running them dry or leaving fuel in them makes much of a difference?
Again, automatic success vs potential failure. Over three months, most likely not an issue. Where I’ve had problems with ethanol free is equipment at our summer place. The equipment is left for 8 months. With carbs vented to the atmosphere on the lawn mower for example, the gas in the float bowl evaporates, the float lowers allowing more gas in which evaporates. The cycle continued until all the gas in the tank is gone and everything in the float bowl including the main jet is covered in varnish. |
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Member

| quote: Originally posted by vandrv: I was running Trufuel in chainsaws but just regular pump gas in the weedeaters.
I put TruFuel in everything. I have let stuff sit for a year before with TruFuel, and when it is needed, it always fires right back up. |
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| I run the tank dry on my weed whacker, and use a fresh gas mix in the Spring & it's always started right up. The chainsaw gets occasional use during the Winter, so I make a point of starting it & letting it run for a bit every Monday morning. Same goes for the tractor, snow blower, and generator. When I really need that stuff, it's usually not a nice day & I want it to start without a lot of messing around.
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"It's hard to imagine a more stupid or dangerous way of making decisions, than by putting those decisions in the hands of people who pay no price for being wrong." Thomas Sowell
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