Level B mechanical skills and equipment include: use calipers, an understanding of reading name plates, changing bearings, gearboxes, shafts, pulleys and conveyer belts, welding with torches, use of a hydraulic wrench, changing motors, voltmeter, hydraulic solenoids, changing coils, diagnose motors or gearboxes, making hydraulic hoses, and LOTO. Level B electrical skills and equipment include colt and multimeter, wire all motors and voltage, trouble-shooting motors, test fuses, change starters, overloads, input/output cards, program UFD's, run and bend conduit, wire motor as "Y" Delta, read name plates and change breakers in panels.