Title: Inspect the heater core.
Course: Diesel Equipment Technology III (20107-III) > Section: Heating, Ventilation, and Air Conditioning: Servicing the Heating and Engine Cooling Systems

Inspection should include

- a visual examination of the core for coolant leaks
- pressure testing of the cooling system for leaks
- a visual examination of the plugging of the face of the heater core.

Process/Skill Questions:

- What failure would a plugged heater core cause to the HVAC system?
- How are most heater core leaks identified?