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  1. Fredlawns

    voltage regulator puts out -3vdc on kohler twin 27hp scag walk behind

    I am getting battery voltage at the terminal its is about 12.4 volts. I have tried it with the b+ terminal disconnected and the mower running. I will try it again tomorrow with a fresh battery and the b+ wire connected to the reg.
  2. Fredlawns

    voltage regulator puts out -3vdc on kohler twin 27hp scag walk behind

    I have a kohler twin not sure the exact model but it is on an older scag 52in hydro walk behind with electric start. I just replaced the regulator because the b+ lead was not producing any voltage. I put a new voltage regulator part 41 403 09 after market for 15 dollars. After replacing it, the...
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