Inspection should include
- recording the temperature at which the fan starts operating, and comparing it to the manufacturer guidelines
- recording the temperature at which the fan shuts down, and comparing it to manufacturer guidelines
- inspecting the shroud for missing pieces, cracks, or loose hardware
- replacing as needed.
ASE 8: I. Diesel Engines: E. Cooling Systems (P-1)
Process/Skill Questions:
- What is the purpose of the thermostatic fan?
- What can happen if the fan clutch fails?
- What are the two main purposes of the fan shroud?