Check the charging voltage at the battery with the engine running, it should be about 14 volts if you have a 12 volt system or 7 if you have a 6 volt system. The voltage should be about 20% above the normal battery voltage with the engine running at about twice the idle speed, to charge it.
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Check the charging voltage at the battery with the engine running, it should be about 14 volts if you have a 12 volt system or 7 if you have a 6 volt system. The voltage should be about 20% above the normal battery voltage with the engine running at about twice the idle speed, to charge it.