Hydraulic - Basic hydraulic troubleshooting including reading schematics - Identify the common components of a Hydraulic tank and their function, Describe the characteristics and functions of hydraulic fluid, Explain and demonstrate the basic hydraulic fundamental principles (Pressure x Area equals Force), Explain the different types of Pumps and their operation, Explain the different types of Motors and their operation, Explain and demonstrate the effects of flow thru an orifice, Identify the four common pressure control valves, identify their components and their operation, Identify the characteristics of the vented and the pressurized hydraulic tanks, Identify the six different directional control valves and explain their function.
- Ability to dismount and mount single and multi-piece wheels.
- Ability to recognize damaged or worn-out wheel components.
- Knowledge of tire classification, ability to identify basic markings on sidewalls: tire size, serial numbers etc.
- Ability to operate all hand tools associated with changing OTR tires.
- Ability to safely dismount and mount OTR tires in underground conditions.
Electrical - Basic electric trouble shooting including reading schematics - Use a digital multimeter to take simple readings including Voltage, Continuity, Resistance, Amperage, Describe the difference between a Series and Parallel circuit, Can demonstrate the ability to use a test light, Demonstrate the ability to locate the proper symbol legend and apply it to reading a schematic, Ability to visually inspect wiring harness for visual clues to solve the fault, Ability to identify positive and negative terminals on an Alternator and Starter, Ability to determine the difference between a basic electrical circuit and a basic electronic control circuit, Have a basic understanding of ohms law.
- Install brake and front-end components.
- Diagnose and repair TPMS systems.
- Dismount, mount, and balance light vehicle tires.
- Replace U-joints and drivelines.
The above duties and responsibilities are representative of the nature and level of work assigned and are not necessarily all-inclusive.