The starter performs the function of starting the power unit, which is the internal combustion engine (internal combustion engine) in American special equipment. To do this, the crankshaft rotates at the required frequency. The starter is an important and integral component of absolutely any dump truck, excavator, loader of the Catepillar brand. The Caterpillar brand manufactures starters with rated voltages of 12, 24 and 32 V.