Title: Check the external components of the system.
Course: Heating, Ventilation, Air Conditioning, and Refrigeration II (17056-II) > Section: Servicing and Maintaining Cooling Systems

Checking should include

- using mechanical and electrical instruments
- forming a diagnosis based on troubleshooting methods
- checking for proper air flow around and above the unit.

Process/Skill Questions:

- What are external components of the system?
- When should external components be serviced?