Title: Adjust defrost cycle.
Course: Heating, Ventilation, Air Conditioning, and Refrigeration II (17056-II) > Section: Servicing and Maintaining Refrigeration Systems

Adjustment should be made by setting a defrost timer for a commercial system.

Process/Skill Questions:

- When is the best time to defrost (e.g., at night or during the day)? Why?
- How many defrost cycles does a residential refrigerator have?
- Where is the defrost timer located?