Mar 18, 2026  
2025-2026 WWCC College Catalog 
    
2025-2026 WWCC College Catalog

ESTM 263 - Refrigeration Components


Credits: 5
LEC hours per week: 3
LAB hours per week: 4
This course covers the mechanical equipment used in the refrigeration and air conditioning industry. Students will be introduced to the proper troubleshooting techniques and practice using those techniques to repair this equipment. The proper application and repair of evaporators, condensers, compressors, expansion devices, and special components will be studied and practiced.  Formerly: EST 110.
Prerequisite(s): Grade C or higher in ESTM 260  or instructor permission.
Course Attribute(s): Work-Based