DISL 32 - Transmission Rebuilding

Course Description

  • Prerequisite: DISL 20
  • DISL majors only

Classroom instruction and laboratory training covering both standard (single and multiple countershaft) and automatic transmissions. Specifically, through the disassembly, inspection, assembly, and adjustment of trans-missions, a foundation will be provided for an understanding of the operating principles, basic components, and proper rebuilding and trouble shooting methods for
transmissions.

Student Learning Outcomes

After successful completion of DISL 32, the student will be able to:

Standard Transmission

  • Correctly disassemble & reassemble a complete transmission
  • Demonstrate proper use of hand and specialty tools
  • List the names of transmission components and their functions
  • Locate and identify model, serial and part numbers
  • Point out the power flow threw a transmission in any gear
  • Explain the air system on fuller transmission
  • Describe the lubrication system
  • Discuss the high-low shift in the multiple speed auxiliary section
  • Install a PTO (power take-off) and adjust backlash
  • Make a parts list of selected items using a parts book
  • Discuss failure analysis items using a parts book
  • List preventive maintenance procedures

Automatic Transmission

  • List three advantages & disadvantages of automatics
  • Name the six major components groups and their function
  • Correctly disassemble & assemble an AT-540 transmission
  • Identify parts using a exploded foldout chart in service manual
  • Name the three basic parts of a planetary gear set
  • Compare a valve spring test reading to its value in service manual
  • Describe how to air test a clutch for leakage
  • Correctly set a clutch running clearance using a go/no go gauge
  • Properly install & check torque converter mounting
  • Describe the steps to remove and install n AT-540 transmission
  • Adjust shift leakage and modulator cable to manufacture settings
  • Describe how to check for proper oil level and dip stick markings
  • Discuss preventive maintenance & troubleshooting