20 Most Recent Kohler Command OHV Horizontal Engine with Electric Start 20 HP, 1 - Page 6 Questions & Answers


Check output voltage. Aux fault.

Kohler... | Answered on Nov 28, 2014


Make sure you have rated speed and voltage on the out put side.

Kohler... | Answered on Nov 28, 2014


change the oil to the correct specification first. As the engine runs the heat changes the viscosity and overheats or trips the oil alert switch. If its over 10 years old change the oil alet magnetic switch

Kohler... | Answered on Jun 17, 2014


if a lightning strike was anyplace close (30 yds) it's a safe bet your gonna have to replace the control board in generator also Id have a qualifyed tech ck out your auto transfer switch ,I bet he''ll find that you fried your coils on your switch too , do that before changing control board cus if ya hook up a new one to a bad coil ya just bought two of them

Kohler... | Answered on Jun 04, 2014


Under voltage would be low output voltage from the generator power head. Verify that the motor is funning at full speed to check the output voltage.

Low battery is telling you that the starting battery has low voltage. This could be because the battery is bad or that the alternator is not charging the battery

Kohler... | Answered on May 23, 2014


Hi Jesse,

I didn't have a model / serial number to try, but I suspect the date you're looking for is coded in one or both of those numbers. Have a look here & plug the requested info in to see if it returns the info you're after. Good luck!


Engine Identification

Kohler... | Answered on May 12, 2014

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