Posted by Jiles on January 01, 2013 at 11:00:45 from (69.137.20.229):
I have worked on small engines for over 50 years and have never seen an engine, of any type, that I could not get running----until now!!!
As many of you are aware, major changes and improvements have been accomplished with ignition systems.
That's where I think my problem is.
The chainsaw is a CS330t that was given to me by a friend. He knew nothing of the history. and the saw is in above average condition.
Here's the situation---
Compresson is 160#
Ignition spark will jump 1/4"--STRONG
Carburetor is new and getting fuel. No different then the Original that I rebuilt.
Crank seals passed test.
This is the FIRST engine I have ever seen that will not make the first effort to start!!! Not even a "fart"!!!!! Not even with different volumes of starting fluid.
This absoluteny makes no sense and I strongly believe it is in the ignition.
I guess I would like a little education about how these new coils work and what controls the Ignition Before Top Dead Center?
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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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