Most lawn tractors possess one of two types of charging systems to help keep the battery up and running. ... As the belt turns the alternator, the alternator continually generates power to recharge the battery.

How do I know if my riding mower is charging my battery?

You should see a noticeable increase in the overall voltage reading at the battery when the engine is running. Starting and running the engine draws voltage from the battery and, once the engine is running at full throttle, the charging system compensates by sending voltage back to the battery to charge it.

Do ride on mowers have alternators?

The answer is that lawnmowers do have alternators. ... The alternator is one of the most important parts of a riding lawn mower, because the alternator maintains the battery power levels. The operator sets off the ignition, and the alternator gives the battery power.