Posted by Glen D Anderson on October 03, 2008 at 08:05:59 from (69.36.98.178):
In Reply to: Re: John Deere MT posted by Gene Davis on October 03, 2008 at 07:39:39:
Still having trouble with the old girl?
I remember you posted a while ago.............
Have you tested the compression yet? There's no sense trying to make a silk purse if you've got 40 psi. on one cylinder and 110 psi. on the other..............this would be first and foremost
Secondly, confirming timing as the "other" Gene suggests would be the next step.............make sure the firing order is right first.........I know there's only two wires BUT the engine WILL run with the wires swapped, confirm dynamic timing with an actual timing light..........
Lastly, by the indications you gave it sounds like a lean condition if choking it causes it to run better, so getting the idle and load circuit adjustments working properly on your carburetor would be the first thing to contend with........also in this "drilling and re-tapping" process filings may have found their way into some of the passages in the carb.......are you SURE ALL of the passages are clear??
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Today's Featured Article - Tuning-Up Your Tractor: Plugs & Compression Testing - by Curtis Von Fange. The engine seems to run rough. In the exhaust you can hear an occasion 'poofing' sound like somethings not firing on all cylinders. Under loaded conditions the tractor seems to lack power and it belches black smoke out of the exhaust. For some reason it just doesn't want to start up without cranking and cranking the starter. All these conditions can be signals that your unit is in need of a tune up. Ok, so what is involved in a tune up? You say, swap plugs and file the points....now tha
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