Question about Craftsman 20 hp 42 in. Deck Yard Tractor

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I have a DL3000 that will only run with the choke on. it is getting fuel and I have cleaned the carb.

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Couldbe poor gas quality or your air fule ratio is off. With the choke "on" it limits the amount of air that the carb takes in.

Posted on Aug 20, 2010


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I have a 5/24 mtd 2 stage sniw runs with a little choke on and augers spinning. But when i hit snow it dies out

if you can only get it to run in choke , then you have some problem that is keeping the proper amount of fuel flowing , id say most likely inside the carb pathways , Ive had great luck cleaning out carbs with some automotive fuel carb/injector cleaner added right to the fuel tank and let it run (even in choke ) after it heats up the cleaning will begin

Nov 22, 2015 | Garden

1 Answer

Gentron 3500.. Starts fine, but idles up and down..runs better when choked or partialy choked..but if I loosen the bottom screw on the collection bowl on the carb it leaks fuel but runs smooth as a k

You've got an air leak somewhere. Running better with the choke closed is the clue. Air is entering somewhere else and by closing the choke you are basically adjusting the air/fuel ratio to be more correct.
With a combustible carb spray and red nozzle pipe, you can lightly spray around the carb as the engine runs and see where the running changes and that's your leak point. Keep the spray away from the carb inlet so you don't get misled.
The carb could also have gunked up gas deposits. Clean the carb also.
Re-check it.

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2 Answers

I have a John deere 316 with a onan and it will not run unless the choke is almost closed, I have checked the fuel flow and the compression and all seems good. What do you think is wrong?

hello sir, mower will not start or run,runs only when primming, does it have good spark,good compression,or only runs on full choke, are you getting fuel to the engine if not try this,your fuel pump or your carb. is clogged up here is what you can do for a simple repair for the carb,you can remove the air filter and assy, empty fuel tank and clean out tank and line,remove the bowl nut and bowl careful of the gaskets,now spray carb cleaner in the small port holes in the carb steam in the middle of the carb until clean,now spray the bowl nut holes until clean there are three,after cleaning put bowl on the same way you removed it with dip towards front of float,put bow, and fresh gas,you should be good to go,hope this helps.,thank you.~~

Feb 22, 2012 | John Deere 420,1020,2010,2020,2510,2520...

2 Answers

Engine won't run with choke off

An engine that only runs choked is most likely starved for fuel. The main jet in the carb needs to be removed and cleaned with a piece of fine wire. If you have welding torch tip cleaners those work very well.

Turn off the fuel valve before removing the main jet! You will lose the fuel in the bowl so a small pan to catch that is always a good idea.

Honda replacement carbs have become very inexpensive for the jobbers so getting a new carb is also a solution if the carb is seriously plugged or corroded.

Be safe and good luck!

Nov 23, 2011 | Honda Garden

1 Answer

I have a rototiller that will only run with choke on. changed sparkplug and fuel. blew out lines with compressor still will not run outside of full choke

If it only runs with the choke on it isn't getting enough fuel. You will probably have to disassemble the carb, and clean well. Engines and carbs vary, but the main fuel passage from either the tank or fuel bowl, just be clean. Sometimes just blowing out won't do. Might be worth buying a carb kit, and clean it throughly. Sears web site will have a great parts breakdown if you enter the model number. See link:

Jul 03, 2010 | Craftsman Garden

2 Answers

Only stays cranked on full choke.

your carb. is gummed up. Get some carbeurator cleaner spray and spray it into the air intake as it is running until it clears up. if it wont clear up, you will have to have the carb rebuilt.

Sep 05, 2009 | Honda XR 250 R Motorcycles

1 Answer

Not getting enough gas to the carb have to run choke 3/4 engaged

Sounds like a restriction in your carb, not getting enough gas. I would clean out the carb again.

May 23, 2009 | Craftsman 42 in. Deck 19.5hp Lawn Tractor

1 Answer

Engine run @ half choke but will not run in run position

It's starving for fuel. What is it? Sounds like the jets are plugged in the carb. or possibly water in the gas. Remove carb., disassemble, clean and put back together. You should get a rebuild kit for it first so you have new gaskets, etc. when you reassemble. It's a little more complex than I can put in words for you here.

Also empty and clean fuel tank too and start with fresh, clean fuel.

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