Overview of HVAC technology, types of air-conditioning systems, industrial requirements, comfort parameters, basic components and HVAC roles across commercial, residential and industrial environments.

Understanding heat transfer, refrigeration principles, vapor compression cycle, COP, refrigerants, pressures, enthalpy, and application of cooling cycles in real HVAC systems.

Psychrometric chart reading, humidity control, dew point, sensible/latent heat, indoor air quality requirements and designing conditions for comfort and industrial spaces.

Room heat gain calculations, solar heat, ventilation load, equipment load, people load, infiltration, selection of tonnage and introduction to basic HVAC calculation tools.

Split AC, cassette AC, ductable units, package units, chillers, AHUs, FCUs, VRF systems, selection criteria, capacity matching and application-based equipment choices.

Duct sizing methods, friction loss concepts, velocity limits, grille/diffuser selection, duct fabrication practices, insulation, balancing dampers and leakage control techniques.

Pipe sizing, refrigerant piping routing, oil traps, brazing techniques, flaring, insulation standards, pressure considerations and installation of piping for various AC systems.

Types of compressors, motor control, capacitors, contactors, overloads, electrical wiring for HVAC units, safety devices and troubleshooting electrical faults.

Working principles of VRF/VRV systems, inverter technology, outdoor-indoor communication, line length rules, branch selector boxes, energy efficiency advantages and installation guidelines.

Types of chillers, evaporators, condensers, AHU components, FCU maintenance, filters, coils, dampers, valves and chilled water distribution basics.

Thermostats, actuators, flow switches, pressure sensors, electronic expansion valves, control logic and introduction to building automation and BMS concepts.

Airflow measurement, CFM calculation, duct balancing, refrigerant charging, vacuuming, leak testing, superheat/subcooling adjustments and system performance evaluation.

Site layout planning, mounting indoor/outdoor units, duct routing, drain piping, cable routing, anchoring, insulation application and safety during installation work.

Energy-efficient operation, green building principles, preventive maintenance schedules, filter management, coil cleaning, system optimization and annual service procedures.

Completion of a complete HVAC installation or design project, calculation sheet submission, duct layout practice, troubleshooting test and final assessment for certification.