john deere won't start

heenk

Member
my 3010 gas john deere used to start with no problems.But not anymore Cleaned the carb a few times.Have a spark and the plugs are dry but even with quick start she won"t fire up sometimes with quickstart they should at least make an attempt What could it be??????
 
Just kidding,if there is gas/air and fire there should be ignition.You say the plugs are dry?If the gas is there and not burnt shouldn't they end up wet?
 
In one scene of Slingblade (the movie), Cooter was working on a rototiller and couldn't get it to start. They asked Karl to look at it. He unscrewed the fuel tank cap and said:

'Ain't got no gas in it.'

Maybe you could have Karl look at it?
 
Hold your hand over the throat of the carburetor
while someone makes an attempt to start the tractor. Should have a lot of suction. You need good intake manifold vacuum to suck that fuel into the engine. If there's isn't much suction do a compression test and see what the readings are. Make sure the intake manifold and the carburetor are snug. Don't over tighten. Hal
PS: Rings and valves determine manifold vacuum too.
 
Do you have spark at the plugs or just at the coil? If you checked spark at the coil wire it may not be getting to the plugs meaning it may be going to ground in side the distributor cap. Look for carbon arcing inside the cap. It will look like some one drew inside with a lead pencil. I've seen gas and diesel engines not start or even sputter on starting aides. How many hours do you have on your tractor?
 

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