Hoist Circuit
Objective: Explain the hoist circuit and the valve functions
Activities: Use simulations to solve malfunctions in the hoist valves and cylinders
Learn the features of Liebherr, Komatsu (Husco) and Caterpillar hoist valves
Brake Cooling Circuit
Objective: Identify brake cooling flow paths and controls
Activities: Trace out flow paths for unloaded use of hoist pumps
Differentiate between pressure relief valve and pump unloading valves
Brake Circuit
Objective: Interpret brake circuit functions and accumulator back-up systems
Activity: Connect and test brake components on a training panel
Know your brake valves, relays and slack adjusters
Cooling Fan Drive Circuit
Objective: Verify correct operation of cooling circuits
Activities: Adjust pump controls and valving to achieve correct fan speed
Work with the flywheel effect of large diameter fans
Lubrication Circuits
Objective: Interpret hydraulic powered grease and lube schematics
Activities: Design tests for circuit functions
Troubleshoot this critical machine reliability function like a pro!
Hydraulic Steering Systems
Objective: Explain haul truck steering circuit functions and components.
Activities: Solve accumulator issues, test shock reliefs and and check pump controls
Know your Sauer Danfoss hand metering units and steering amplifier valves