Title: Check the operation of a fan clutch.
Course: Diesel Equipment Technology I (20107-I) > Section: Preventive Maintenance and Inspection: Servicing the Cooling System

Checking should include

- using the electronic diagnostic tool
- activating the clutch solenoid
- watching for either hydraulic or pneumatic engagement of the clutch
- recording the findings.

Process/Skill Questions:

- What is the advantage of having a fan clutch vs. a straight mechanical fan?
- What might happen if the fan clutch fails to engage?
- What might the operator complain about if the fan clutch stays engaged all the time?