Recent content by ILENGINE

Lawnmower blades are kind of a metal art. Too hard and they are subject to harmony cracking leading to parts of blades that go flying. Too soft and the wear quickly do to the abrasive nature of mowing. Some blades have a Tungsten carbide coating on the bottom of the cutting edge to help...

Most are in the range of 2.3-3.3 ohms.

Overfilled or mower being tipped in a direction that is allowing oil to enter the breather where it can flow into the air cleaner. Or engine is developing a major failure and has a ton of blowby, which could indicate blown head gasket or worn rings.

I was editing my post when you responded so may want to go back and look at what I added.

The bottom bearing in your electric clutch has seized and is now turning the deck drive pulley on the clutch instead of freewheeling. Since the bearing isn't replaceable will need to replace the clutch. Looks to be NLA from Husqvarna So will need to look aftermarket...

And then after you get the spark issue fixed, then you need to concentrate on setting the timing.

The problem is your standard dimensions do not apply to John Deere or MTD/Troybilt/Cub Cadet belts because of unique width., depth, and cut angle.

The cap contains charcoal. They have since around 2003-2004 when the new emissions standards started kicking in. It was one of the first thngs that took place. And the vent may not be a hole. It could just be a loose connection between two parts that allows air passage.

Parts diagram suggest that one was used. Some engined didn't come from the factory with it installed. There should be a recessed area behind the governor arm for the seal to go into from the outside.

If fluid gas has entered the charcoal canister it turns it into a solid mass which basically requires the replacement of the cap.

Most likely the vent is in the cap which also has a charcoal filter canister built into it. So the charcoal could be gas logged, and basically bricked.

Wiring loom is the wiring harness. To @Kingcat MTD is not well known to provide wiring schematics for some for their mowers, and even in some cases don't provide the entire wiring loom aka harness. One some cases the negative cable was a separate item not woven into the loom.

Similar discussion occurring here https://www.lawnmowerforum.com/threads/cv730-has-me-stumped.82047/

Changing jets may help. Seems like the Amazon carbs that I have received have all run rich. At least the Kohler carbs, Not so much with the carbs for Horizontal Kawasaki engines, but did have issues with a float leaking shortly after installing an Amazon carb on a Kaw used on a Scag. OEM was...

Was that carb replacement with an OEM carb or the Amazonian chinesium carb that could be part of the run issue. I have had issues with the aftermarket replacement carbs from Amazon for the CV or SV series engines running rich. I have purchased a couple carbs from Amazon for those engines...