ORFA PROFESSIONAL DESIGNATIONS

R.P.O.T. - REFRIGERATION PLANT OPERATIONS TECHNICIAN

The ORFA Refrigeration Plant Operations Technician (R.P.O.T.) professional designation consists of the following Recreation Sector courses: Basic Refrigeration, Advanced Refrigeration and Recreation Facility Environmental Systems (HVAC/R)

Basic Refrigeration

A time tested course, Basic Refrigeration has been delivered to recreation facility personnel for over four decades and has become an industry-recognized minimum competency for practitioners working in a recreation-related refrigeration plant. Participants will learn the fundamentals of the theory and principles of refrigeration and the importance this plays in the creation of a quality ice surface. While not mandatory, participants are encouraged to gain some knowledge of a working refrigeration system prior to attendance. Topics include:

• Module 1- Principles of Refrigeration
• Module 2- Refrigeration Equipment Identification & Function
• Module 3- Refrigeration Controls and Accessories
• Module 4- Refrigeration System Operation & Maintenance

Advanced Refrigeration Facility Operator

The course is designed to meet the needs of practitioners wishing to enhance their knowledge of refrigeration systems pertaining specifically to artificial ice rinks. It builds on the knowledge learned in the Basic Refrigeration course. Participants will gain a greater appreciation of the various means of accomplishing temperature reduction for ice making applications. It is ideally suited for those individuals who are responsible for decision making surrounding the maintenance and upgrading of arena refrigeration systems. Topics include:

• Review of Basic Refrigeration course content
• Definitions, principles, theory applicable to arena refrigeration systems
• Enhanced refrigeration fundamentals
• Theory of refrigeration as it applies to various AIR settings
• Cycle of refrigeration as it applied to various common and advanced AIR settings
• Understanding refrigerants -including safety and environmental concerns
• Introduction of electrical theory and components (including a variety of starters)
• Maintenance requirements • Introduction to psychometrics
• Applicable dehumidification systems
• Control theory recognition
• Plant accessories
• Health and safety related matters
• Introduction to applicable legislation and codes

Recreation Facility Environmental Systems (HVAC/R)

This course is designed for individuals seeking an introduction to basic building environmental system/air conditioning systems. It is well suited for practitioners who need to learn more about the various air conditioning and mechanical systems that can be found in arenas, office buildings and community centres. In addition, this course will allow practitioners to facilitate responsible decision-making surrounding the maintenance and upgrading of HVAC/R systems. Topics include:

• Review of Basic Refrigeration and Advanced Refrigeration Facility Operator course content
• Applicable fundamentals
• Applicable theory as applied to various HVAC/R settings
• Review of cycle (arena specific)
• Application of the Cycle of Refrigeration as applied to various HVAC/R settings
• Review of basic psychometrics
• Applicable psychometrics theory as applied to various HVAC/R settings
• Introduction to various air conditioning systems and related building environmental systems
• Details of different air conditioning systems
• Water treatment for refrigeration and air conditioning systems
• Legion Ella, legionnaire’s disease, and sick building syndrome
• Fire alarm & sprinkler systems
• DDC for building environmental systems