Title: Diesel Equipment Technology III (20107-III)

Demonstrating Personal Qualities and Abilities
  Demonstrate creativity and innovation.
  Demonstrate critical thinking and problem-solving.
  Demonstrate initiative and self-direction.
  Demonstrate integrity.
  Demonstrate work ethic.
  WorkplaceReadinessSkillsPoster2019.pdf
Demonstrating Interpersonal Skills
  Demonstrate conflict-resolution skills.
  Demonstrate listening and speaking skills.
  Demonstrate respect for diversity.
  Demonstrate customer service skills.
  Collaborate with team members.
Demonstrating Professional Competencies
  Demonstrate big-picture thinking.
  Demonstrate career- and life-management skills.
  Demonstrate continuous learning and adaptability.
  Manage time and resources.
  Demonstrate information-literacy skills.
  Demonstrate an understanding of information security.
  Maintain working knowledge of current information-technology (IT) systems.
  Demonstrate proficiency with technologies, tools, and machines common to a specific occupation.
  Apply mathematical skills to job-specific tasks.
  Demonstrate professionalism.
  Demonstrate reading and writing skills.
  Demonstrate workplace safety.
Examining All Aspects of an Industry
  Examine aspects of planning within an industry/organization.
  Examine aspects of management within an industry/organization.
  Examine aspects of financial responsibility within an industry/organization.
  Examine technical and production skills required of workers within an industry/organization.
  Examine principles of technology that underlie an industry/organization.
  Examine labor issues related to an industry/organization.
  Examine community issues related to an industry/organization.
  Examine health, safety, and environmental issues related to an industry/organization.
Addressing Elements of Student Life
  Identify the purposes and goals of the student organization.
  Explain the benefits and responsibilities of membership in the student organization as a student and in professional/civic organizations as an adult.
  Demonstrate leadership skills through participation in student organization activities, such as meetings, programs, and projects.
  Identify Internet safety issues and procedures for complying with acceptable use standards.
Exploring Work-Based Learning
  Identify the types of work-based learning (WBL) opportunities.
  (Optional) Reflect on lessons learned during the WBL experience.
  Explore career opportunities related to the WBL experience.
  (Optional) Participate in a WBL experience, when appropriate.
Practicing Lab and Personal Safety
  Identify lab safety rules and procedures.
  Use safe procedures for the handling of tools and equipment.
  Identify the proper placement of floor jacks and jack stands.
  Identify procedures for safe lift operation.
  Use ventilation procedures for working within the lab area.
  Identify marked safety areas.
  Identify the location and the types of fire extinguishers and other fire safety equipment.
  Identify the location and use of eye wash stations.
  Identify posted evacuation routes.
  Comply with the required use of personal protective equipment (PPE) during lab activities.
  Identify appropriate clothing for lab activities.
  Comply with policies concerning hair and jewelry for lab activities.
  Demonstrate the use of the three Cs (concern, cause, and correction).
  Demonstrate awareness of the safety aspects of supplemental restraint systems (SRS), electronic brake control systems, and hybrid vehicle high voltage circuits.
  Demonstrate awareness of the safety aspects of high voltage circuits.
  Demonstrate knowledge of safety data sheet (SDS) location and content.
  Utilize proper ventilation procedures for working within the lab area.
Diesel Engines: Servicing the Fuel Supply System
  Inspect the fuel transfer (lift) pump, pump drives, screens, fuel/water separators and indicators, filters, heaters, coolers, engine control module (ECM) cooling plates, and mounting hardware.
  Inspect the pressure regulator systems.
  Check the fuel system for air.
Diesel Engines: Servicing the Electronic Fuel Management System
  Inspect the power and ground circuits and connections.
  Interface with the vehicle’s on-board computer.
  Record electronic diagnostic codes and trip and operational data.
  Use relevant service information.
  Replace electrical connector terminals, seals, and locks.
  Inspect the switches, sensors, controls, actuator components, and circuits.
  Interpret customer programmable parameters.
  Perform on-engine inspections on electronic unit injectors (EUI), hydraulic electronic unit injectors (HEUI), and system electronic controls.
  Install EUI and related components.
  Perform a cylinder compression test.
  Perform on-engine inspections on HEUI high-pressure oil supply and control systems.
  Perform on-engine inspections on high-pressure common rail (HPCR) injection systems.
  Inspect high-pressure injection lines, hold-down clamps, fittings, and seals.
Drive Train: Servicing the Clutch
  Diagnose the clutch system for noise, binding, slippage, pulsation, vibration, grabbing, dragging, flywheel, and chatter problems.
  Diagnose clutch linkage, cables, levers, brackets, bushings, pivots, springs, and clutch safety switch.
  Diagnose the hydraulic clutch slave and master cylinders, lines, and hoses.
  Diagnose the release (throw-out) bearing, sleeve, bushings, springs, housing, levers, release fork, fork pads, rollers, shafts, and seals.
  Diagnose the single-disc clutch pressure plate and clutch disc.
  Diagnose the two-plate clutch pressure plate, clutch discs, intermediate plate, and drive pins/lugs.
  Diagnose the clutch brake assembly.
  Diagnose self-adjusting/continuous-adjusting clutch mechanisms.
  Diagnose the pilot bearing or bushing, as applicable.
  Reinstall the flywheel.
  Inspect the flywheel and starter ring gear.
Drive Train: Servicing the Transmission
  Identify the causes of transmission noise, shifting concerns, lockup, jumping out-of-gear, overheating, and vibration problems.
  Inspect the air shift controls, lines, hoses, valves, regulators, filters, and cylinder assemblies.
  Inspect the transmission mounts, insulators, and mounting bolts.
  Inspect for leakage in the transmission cover plates, gaskets, seals, and cap bolts.
  Check the transmission fluid level and condition.
  Inspect the shift lever, cover, rails, forks, levers, bushings, sleeves, detents, interlocks, springs, and lock bolts and safety wires.
  Reinstall the transmission.
  Inspect the input shaft, gear, spacers, bearings, retainers, and slingers.
  Inspect the power take-off (PTO) assemblies, controls, and shafts.
  Inspect the function of the reverse light, neutral start, and warning device circuits.
  Inspect the transmission temperature gauge, wiring harnesses, and sensor/sending unit.
  Inspect the operation of the automated mechanical transmission and manual electronic shift controls, and others related to the transmission.
  Inspect the operation of the automated mechanical transmission electronic shift selectors, air, and electrical switches, displays and indicators, wiring harnesses, and air lines.
  Diagnose automated mechanical transmission problems.
  Inspect the operation of an automatic transmission.
  Inspect the operation of automatic transmission electronic or air shift selectors, switches, displays, indicators, and wiring harnesses.
  Diagnose automatic transmission problems.
Drive Train: Driveshaft and Universal Joint
  Diagnose the causes of driveshaft and universal joint noise and vibration problems.
  Diagnose the driveshaft, slip joints, yokes, drive flanges, and universal joints, driveshaft boots and seals, and retaining hardware.
  Diagnose the driveshaft center support bearings and mounts.
  Calculate the driveline angles.
Drive Train: Drive Axle
  Identify the causes of the drive axle(s) drive unit noise and overheating problems.
  Check for fluid leaks.
  Replace the differential carrier assembly.
  Replace the differential case assembly including spider gears, cross shaft, side gears, thrust washers, case halves, and bearings.
  Replace the components of locking the differential case assembly.
  Inspect the differential carrier housing and caps, side bearing bores, and pilot (i.e., spigot, pocket) bearing bore.
  Measure the ring gear runout.
  Replace the ring and drive pinion gears, spacers, sleeves, bearing cages, and bearings.
  Adjust the drive pinion bearing preload.
  Adjust the drive pinion depth.
  Adjust the side bearing preload and ring gear backlash.
  Interpret the ring gear and pinion tooth contact pattern.
  Replace the ring gear thrust block/screw.
  Replace the air operated power divider (inter-axle differential) lockout assembly, including diaphragms, seals, springs, yokes, pins, lines, hoses, fittings, and controls.
  Replace the drive axle lubrication system.
  Replace the drive axle shafts.
  Replace the wheel assembly.
  Replace wheel bearings, seals, wear rings, and retaining hardware.
Brakes: Servicing the Air and Hydraulic Antilock Brake Systems (ABS) and Automatic Traction Control (ATC)
  Inspect the antilock brake systems (ABS) warning light operation.
  Diagnose the ABS electronic control(s) and components.
  Identify poor stopping and wheel lock-up problems caused by failure of the ABS.
  Test the operation of ABS air, hydraulic, electrical, and mechanical components.
  Test the ABS wheel speed sensors, and circuits.
  Bleed the ABS hydraulic circuits.
  Observe the automatic traction control (ATC) warning light operation.
  Diagnose the ATC electronic control(s) and components.
  Verify the power line carrier (PLC) operations.
Suspension and Steering: Steering Column
  Install the steering wheel.
  Disable the SRS in accordance with manufacturer guidelines.
Suspension and Steering: Frame and Coupling Devices
  Service the fifth wheel, pivot pins, bushings, locking mechanisms, and mounting hardware.
  Service the sliding fifth wheel, tracks, stops, locking systems, air cylinders, springs, lines, hoses, and controls.
  Inspect the frame and frame members for cracks, breaks, corrosion, distortion, elongated holes, looseness, and damage.
  Inspect the frame hangers, brackets, and cross members in accordance with manufacturer guideline.
  Inspect the pintle hooks and draw bars, if applicable.
Electrical/Electronic Systems: Servicing Gauges and Warning Devices
  Verify the instrument cluster operations using recommended electronic service tools.
  Identify the causes of data bus-driven gauge malfunctions.
  Test the spike suppression devices.
  Perform diagnostic procedures using the recommended electronic service tools.
  Check the operation of keyless and remote lock and unlock devices.
  Identify the causes of data bus communication problems.
HVAC: Servicing HVAC Systems (EPA 609 required)
  (Optional) Verify the need for service or repair of HVAC systems based on unusual operating noises.
  (Optional) Verify the need for service or repair of HVAC systems.
  (Optional) Conduct performance test(s) on the HVAC systems.
  (Optional) Retrieve diagnostic codes.
HVAC: Servicing the Air Conditioning (A/C) System and Components, General (EPA 609 required)
  (Optional) Identify the causes of temperature control problems in the A/C system.
  (Optional) Check for contamination of refrigerant and lubricant.
  (Optional) Identify A/C system problems indicated by pressure gauge and temperature readings.
  (Optional) Identify A/C system problems indicated by visual, audible, smell, and touch procedures.
  (Optional) Perform an A/C system leak test.
  (Optional) Service the A/C system.
  (Optional) Identify contamination in A/C system components.
  (Optional) Perform diagnostic procedures using the recommended electronic service tools.
HVAC: Servicing the Compressor and Clutch
  Identify the A/C system problems that cause protection devices (i.e., pressure, thermal, electronic) to interrupt system operation.
  (Optional) Replace the A/C system pressure, using thermal and electronic devices. (EPA 609 required)
  Replace the A/C compressor drive belts, pulleys, and tensioners.
  (Optional) Service the A/C compressor clutch components or assembly. (EPA 609 required)
  (Optional) Correct the A/C compressor lubricant level (if applicable). (EPA 609 required)
  (Optional) Replace the A/C compressor. (EPA 609 required)
  (Optional) Replace the A/C compressor mountings and hardware.
HVAC: Servicing the Evaporator, Condenser, and Related Components
  (Optional) Correct the system lubricant level when replacing the evaporator, condenser, receiver/drier or accumulator/drier, and hoses. (EPA 609 required)
  Inspect the A/C system hoses, lines, filters, fittings, and seals.
  Test the A/C system condenser.
  (Optional) Replace the receiver/drier or accumulator/drier. (EPA 609 required)
  Test the cab/sleeper refrigerant solenoid, expansion valve(s), and thermal bulb (capillary tube).
  (Optional) Replace the orifice tube. (EPA 609 required)
  Test the cab/sleeper evaporator core.
  Repair the evaporator housing and water drain.
  Inspect the A/C system service ports.
  (Optional) Identify the cause of system failures resulting in refrigerant loss from the A/C system high pressure relief device. (EPA 609 required)
HVAC: Servicing the Heating and Engine Cooling Systems
  Identify the causes of outlet air temperature control problems in the HVAC system.
  Identify window fogging problems.
  Perform an engine cooling system test for leaks, protection level, contamination, coolant level, coolant type, temperature, and conditioner concentration.
  Inspect the engine cooling and heating system hoses, lines, and clamps.
  Inspect the radiator, pressure cap, and coolant recovery system (surge tank).
  Inspect the water pump.
  Inspect the thermostats, by-passes, housings, and seals.
  Refill with the recommended coolant/additive package.
  Inspect the thermostatic cooling fan system (i.e., hydraulic, pneumatic, and electronic) and fan shroud.
  Test the heating system coolant control valve(s) and manual shut-off valves.
  Inspect the heater core.
HVAC: Servicing the Electrical Operating Systems and Related Controls
  Identify the causes of HVAC electrical control system problems.
  Test the HVAC blower motors, resistors, switches, relays, modules, wiring, and protection devices.
  Test the A/C compressor clutch relays, modules, wiring, sensors, switches, diodes, and protection devices.
  Test the A/C-related electronic engine control systems.
  Test the engine cooling/condenser fan motors, relays, modules, switches, sensors, wiring, and protection devices.
  Test the electric actuator motors, relays/modules, switches, sensors, wiring, and protection devices.
  Test the HVAC system electrical control panel assemblies.
  Perform diagnostic procedures using the recommended electronic service tool(s).
HVAC: Servicing the Air/Mechanical Operating Systems and Related Controls
  Identify the causes of HVAC air and mechanical control problems.
  Test the HVAC system air and mechanical control panel assemblies.
  Adjust the HVAC system air and mechanical control cables and linkages.
  Test the HVAC system actuators and hoses.
  Adjust the HVAC system ducts, doors, and outlets.
HVAC: Handling the Refrigerant (EPA 609 required)
  (Optional) Verify the operation of certified equipment.
  (Optional) Recover the A/C system refrigerant.
  (Optional) Recycle the refrigerant.
  (Optional) Store the refrigerant.
  (Optional) Test the recycled refrigerant for non-condensable gases.
Hydraulics: Servicing the General System
  Identify the system type (i.e., closed and open) and operation specifications.
  Interpret system diagrams and schematics.
  Perform system temperature, pressure, flow, and cycle time tests.
  Verify the placement of equipment and component safety labels and placards.
Hydraulics: Servicing Pumps
  Identify the system fluid type.
  Identify the causes of pump failure, unusual pump noises, temperature, flow, and leakage problems.
  Determine the pump type, rotation, and drive system.
  Install the pump.
  Inspect the pump inlet for restrictions and leaks.
  Inspect the pump outlet for restrictions and leaks.
Hydraulics: Servicing Filtration/Reservoirs (Tanks)
  Identify the type of filtration system and flow direction.
  Service the filters and breathers.
  Identify the causes of system contamination.
  Take a hydraulic oil sample for analysis.
  Check the reservoir fluid level and condition.
  Repair or replace the reservoir, sight glass, vents, caps, mounts, valves, screens, and supply and return lines.
Hydraulics: Servicing Hoses, Fittings, and Connections
  Diagnose the causes of component leakage, damage, and restriction.
  Inspect hoses and connections.
  Assemble hoses, tubes, connections, and fittings, according to manufacturer guidelines.
  Inspect the fitting seals and sealants.
Hydraulics: Servicing Control Valves
  Pressure test the test system safety relief valve.
  Perform control valve operating pressure and flow tests.
  Test the valve controls (i.e., electrical/ electronic, mechanical, pneumatic).
  Identify the causes of control valve leakage (i.e., internal/external).
  Inspect the pilot control valve linkages, cables, and power take-off (PTO) controls.
Hydraulics: Servicing Actuators
  Identify the actuator type.
  Identify the cause of seal failure.
  Identify the cause of incorrect actuator movement and leakage (i.e., internal/external).
  Inspect the actuator mounting, frame components, and hardware for looseness, cracks, and damage.
  Repair actuators.
  Inspect the actuators for dents, cracks, damage, leakage, and scoring.
  Purge the system.
ADDITIONAL COURSE INFORMATION
  8615_Student Competency Record_2024.xlsx
  8615 Printable Version with Standard Correlations
  Acknowledgments and Copyright Information