Title: Explain the function and operating principles of the powertrain and its components.
Course: Agricultural Power Systems (18402-I) > Section: Identifying Fundamentals of Powertrains

Explanation should include the basic functions of powertrains, to include

- engines
- clutches
- transmissions
- driveshaft
- axles
- differentials
- final drives.

Explanation should also include operation of

- clutches
- transmissions
  - hydrostatic transmissions
  - hydraulic transmissions

- final drives
- planetary gears
- inboard and outboard brakes.

Process/Skill Questions:

- What does each part of the powertrain do?
- Why is it important to have the service manual for the equipment you are fixing?
- What are the different types of clutches?
- What are some typical clutch problems?
- How do the different types of transmissions work?
- Why is transmission fluid important? What is its purpose?
- Where is the final drive located? What is its purpose?
- How can final drives affect the output speed?
- How does each part work in conjunction with the other?
- Which part(s) would need to be changed to vary the output speed?
- Where are inboard brakes located? Where are outboard brakes located?
- What are the advantages and disadvantages of inboard brakes? Outboard brakes?