Course Description
This course is designed to provide instruction in the techniques, skills and technical information of maintenance and operation of A/C systems. The program covers the principles of air conditioning (A/C), A/C components & their functions, control circuits for A/C systems, maintenance and operation A/C systems, design of heat exchanger and many other topics needed to service the A/C system using the proper tooling.
Course Objectives
- Learning the parts and segments of an A/C
- Understanding the operation of A/Cs
- Learning how to maintain an A/C
- Troubleshooting A/Cs problems
Who Should Attend?
- Engineers
- Maintinance workers
- Technichans
Course Details/Schedule
- Arctick forms and regulations
- A/C theory
- Basic electrical - relays, PCM and BCM
- Compressors, clutches and lubrication
- Condensers, foam seals and condenser electric fans
- Evaporators, thermal expansion valve and super heat
- Orifice tube, filter drier receiver and accumulators
- “O” rings, hoses and charging ports
- Wiring A/C systems, blower speed control and compressor cycling control
- Protective sensors, temperature control and mode control
- Electronic temperature control (ECC)
- Planning, installing, testing and servicing of A/C
- Servicing, installing, and troubleshooting electrical and mechanical components
- Testing, diagramming, and solving problems in A/C
- Brazing and soldering tubing and piping
- Recovery & recycling equipment
- A/C system evacuation
- Charging stations
- Combination units
- Refrigerant safety
- Leak detections & detector
- Pressure gauge and valve manipulation
- Electrical relay diagnosis / testing
- "Black death"
- Flushing
- A/C system inspection
- Performance testing
- Performance effect with humidity
- Condenser fin straightening
- Evaporator coil replacement
- Compressor diagnosis
- Basic diagnostic hints
- HVAC issues including vacuum testing
- Routine maintenance and service
- Thermal and hydraulic design of heat exchangers (STHE )
- Temperature difference in STHE
- Fluid flow and pressure drop
- Thermal design and rating of STHE
- Condensers and reboilers
- Sizing and specifying STHE
- Mechanical design of heat exchangers
- Materials of construction for heat exchangers
- Fabrication of heat exchangers
- Heat exchanger optimization
- Chilled water A/C systems
- Complex commercial refrigeration systems
- Programmable Logic Controllers (PLC)
- Motor controls
- Direct digital controls
