| | Searching Current Courses For Fall 2016 |
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Course: |
HVA 192
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Title: | Refrigerant Retrofit Training |
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Long Title: | Refrigerant Retrofit Training |
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Course Description: | Allows the student to understand and gain knowledge to perform refrigerant retrofit. This course will provide you with a working knowledge of alternative refrigerants plus a understanding of retrofit procedures. A quick history of CFC ozone depletion will give you an understanding of EPA mandates, then we will arm you with accompanied by an opportunity to become EPA certified |
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Min Credit: | 1.5 |
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Max Credit: | |
STANDARD COMPETENCIES:
I. Analyze the principles of refrigeration and air conditioning as they pertain to refrigerant retrofit
II. Diagram which is the best alternative refrigerant for your application
III. Compare the federal requirements of mandated compliance
IV. Develop proper safety practices when working with refrigeration and air conditioning
TOPICAL OUTLINE:
I. Introduction
II. Why retrofit?
III. A review of the basics
IV. Refresh basic cycle and terminology
V. Single compound refrigerants ¿v- blends
VI. Fractionation and glide
VII. Temperature glide (superheat & sub-cooling review)
VIII. What is saturation?
IX. Measuring superheat and sub-cooling with a zeo-trope
X Dew-point
XI. Leak characteristics of a blend
XII. Molecular structure
XIII. Oils & retrofitting
XIV. Oil properties and function in the system
XV. SNAP: Significant new alternatives policy (sec. 612 clean air act)
XVI. Underwriters laboratory
XVII. TEWI: Total equivalent warming impact
XVIII. GWP (global warming potential)
XIX. ASHRAE and other governing standards
XX Standard 34
XXI. Dual rating
XXII. Standard 15
XXIII. Accessories I Retrofitted systems
XXIV. Pressure switches
XXV. Piping
XXVI. Piping Design
XXVII. Retrofitting procedures
XXVIII. R-12 to R134A
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