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  1. A

    No start with Kohler CH25 on Snapper Z-rider

    I checked the SAM for voltage and my manual said I should at least 7 volts. I had 12 so I can’t imagine that being the issue. The safety switches, in my experience, won’t even allow the motor to turn over if they’re tripped. My head gaskets are holding as far as I’m aware (no leak after several...
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    No start with Kohler CH25 on Snapper Z-rider

    So when I turn the flywheel by hand the lifters move and everything seems to function as it should mechanically. I can see an intake stroke, a power stroke and an exhaust stroke. I don’t see or hear any leaks around the intake manifold as both have fresh gaskets. I’ve got about 110PSI of...
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    No start with Kohler CH25 on Snapper Z-rider

    Do you have any information in regards to valve clearance? It has hydraulic lifters so it’s not adjustable in any way. Are you asking about valve clearance on the cylinder side or at the lifters?
  4. A

    No start with Kohler CH25 on Snapper Z-rider

    So I’ve been dealing with this issue for a couple months now. I’ll leave it sitting for several days and then try to tackle it again with new information. It started one time when I first put it back on the mower but didn’t run for very long before it died and wouldn’t restart. The lifters have...
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    No start with Kohler CH25 on Snapper Z-rider

    I recently replaced the head gaskets on the engine and put it back on my mower. I’ve connected all necessary wiring, I’ve got spark, I’ve got fuel and I’ve got compression. I cannot figure out why I’ve got no start. The motor turns and has shot fireballs out of the muffler and the carb. Where am...
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