Alternators power the small engine while it is running, keeping the battery charged by circulating power back through the system. For the easiest alternator test, simply turn on the headlights to your lawn mower or outdoor power equipment. Then, turn off the engine. If the lights dim, the alternator works.
The rectifier is made up of a series of diodes which together convert AC power from the charging coil to DC power used to charge the battery and run other electrical appliances on the mower such as the headlights. If your battery will not charge, a diode may have lost its connection or gone bad.
This is a guide about riding mower battery won't hold a charge. How can you get the lawn mowed when the battery won't hold a charge? Perhaps a bit of .
Husqvarna manufactures a wide variety of small-engine lawn equipment. The stator, or alternator, controls the charging system. The battery puts out 12 volts, but .