The engine just labors when going up hills or cutting high grass. I rebuilt the carb when I pulled it out of moth balls, changed the oil, etc. It runs flawlessly, just underpowered. I watched the governor while my friend was mowing uphill. As soon as it starts up the hill the governor pegs. Additional input just bogs down the engine.
I'm not talking like near-dying type bogging down, just that its clear it has reached its limit. I verified top RPM with a tach to make sure it was at the proper RPM. I'm pretty sure its making all 14 hp, I think its just a bit underpowered for PA hills and a 48" deck.
I haven't actually laid my hand on the hydro pump after long use, but the hydro fluid on the dipstick is just very warm. I know that isn't a quantitative diagnosis, but I was pleased at how not-hot it was.
(by the way, this is the OP, Curtis Mittong. I just discovered the "modern view" and had to log in)
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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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