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Course Listings 2017-2018 225 HFA215 5 Credits 5 Periods Fundamental Insulation Skills: Piping II Insulation for piping for cryogenic service. Insulation materials, coverings, finishes, and sealants for underground piping. Measure and cut rigid insulation using hand and table saws. Score block and board. Insulation of vertical and horizontal cylinders, finished heads and finished bodies using wired, bands, pins, stick clips, and washers. Insulate duct work in an air-handling system using fibrous board, duct wrap and flexible sheet. Prerequisites: HFA115. HFA250 5 Credits 5 Periods Shop Fabrication: Layout and Pattern-making for Insulators II Shop fabrication for the heat, frost and asbestos trades related to insulation. Advanced layout patterns for long and short radius elbows, cones, bevels, and tank heads. Specifications for selecting fittings and structures. Numbers and sizes of miters and gores. Prerequisites: HFA150. HFA260 5 Credits 5 Periods Blueprints and Firestopping Contents of a set of plans. Major divisions in a set of drawings and title blocks. Bidding requirements, contract forms and conditions of contract. Architect's scale. Architectural, isometric, structural, plumbing, electrical, mechanical, and ductwork drawings. Symbols and abbreviations. Heating, Ventilating, and Air Conditioning system operations. Calculate materials for insulation. Firestopping systems, materials, and installation. Prerequisites: Registered Apprentice status with the Heat, Frost, and Asbestos Workers Joint Apprenticeship Training Committee (JATC) or permission of the apprenticeship coordinator. HFA270 5 Credits 5 Periods Supervision for Foremen Foreman's role on the job site. Management and leadership using functional, adaptive and technical skills. Effective supervision and communication skills. Maslow's Motivational Theory. Short term motivators. Foreman responsibilities in area of performance and production. Traits and habits of effective leaders Leadership styles and team building. Labor/contractor cooperation. Prerequisites: Registered Apprentice status with the Heat, Frost, and Asbestos Workers Joint Apprenticeship Training Committee (JATC) or permission of the apprenticeship coordinator. HEATING, VENTILATING AND AIR CONDITIONING (HVA) HVA101 3 Credits 3 Periods Refrigeration Applications and Components I Major components of refrigeration systems. Properties of refrigerants and piping practices. Principles of pres- sure, work, energy, power, matter, internal energy, heat, temperature and the ideal gas processes. Saturated and superheated vapors. Pressure-enthalpy chart and its component parts, vapor compression system, cycle analysis of a single saturated cycle. Prerequisites: None. Corequisites: FAC/HVA101LL or permission of Instructor. Cross- References: FAC101 HVA101LL 1 Credit 3 Periods Refrigeration Applications and Components I Lab Servicing refrigeration units. Includes soldering tubing, installing/removing manifold gauge set, evacuating and charging the system. Emphasis on safety. Prerequisites: None. Corequisites: HVA101 or permission of department. HVA103 3 Credits 3 Periods Refrigeration Applications and Components II Actual refrigerating cycles and pressure-enthalpy analysis of chloroflurocarbon (CFC) and hydroflurocarbon (HCFC) replacements. Selection of refrigeration components, sizing, and layouts of refrigerant piping, supermarket refrigeration system operation. Prerequisites: FAC/HVA101. Corequisites: HVA103LL.

