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HVAC System (Humidity, Ventilation and Air Conditioning)
Objectives

Outlines

Module 1 : Principles of Refrigeration and air conditioning cycle.

1.1 Principles of thermodynamics.

1.2  Laws of thermodynamics.

1.3  Fundamentals of heat transfer.

1.4  Fundamentals of fluid flow.

1.5  Temperature and its measurement

1.6  Pressure and temperature relationship.

1.7  Introduction to psychrometry.

1.8  The properties of air.

1.9 Psychrometric charts.

1.10 Air conditioning and psychrometric systems

1.11 Psychrometric charts as a tool for analysis for a/c performance.

 

Module 2 : Comfort requirements& Air conditioning systems.

2.1 Thermodynamics of the human body

2.2 Air purification methods

2.3 Inside and outdoor design criteria

2.4 Ventilation and ventilation standards

2.5 Air distribution systems

2.6 Air purification methods

2.7 HVAC Components and Distribution Systems

2.8 Types of All-Air Systems

2.9 Air-and-Water Systems

2.10 All-Water Systems

2.11 Decentralized Cooling and Heating

2.12 Heat Pump Systems

2.13 Heat Recovery Systems

2.14 Thermal Energy Storage variable air volume systems.

 

Module 3: Workshop tools, equipments services and maintenance procedures.

3.1 Manifold gauge and brazing equipment.

3.2 Vacuum pump and refrigerant charging.

3.3 Leak detectors and tube cutting tools.

3.4 Digital meters and other meter.

3.5 Clippers, pliers and pinch off tools.

3.6 Soldering and brazing equipment.

3.7 Air velocity, pressure, temperature measuring instrument.

3.8 Maintenance, Definition.

3.9 Types of Maintenance

3.10 The Need for HVAC System Maintenance

3.11 Preventive Maintenance in HVAC System

3.12 What to do:

3.13 During Season?

3.14 When Season Begins?

3.15 During Off-Season

3.16 Unit Operation and Maintenance

 

Module 4: Testing and Troubleshooting of HVAC Components

4.1 Testing precaution

4.2 Compressor Problems

4.3 Capacitor testing

4.4 Measuring the capacity of a capacitor

4.5 Electric Motors

4.6 Motor‐protector relay testing

4.7 Using a Volt‐Ammeter for Trouble shooting Electric Motors

4.8 Testing the Centrifugal Switch in a Single‐Phase Motor

4.9 Testing for a Short Circuit between Run and Start Windings

4.10 Troubleshooting Procedures.

 

Module 5: Service Diagnosis and Repairs

5.1 Pressure Drop External Equalizing

5.2 Suction Line Frosting

5.3 Distributor Refrigerant Control

5.4 Replacing a Thermostatic Expansion Valve

5.5 Replacing the Filter Drier

5.6 Low Side Purging

5.7 Moisture in the System

5.8 Compressor Efficiency Test

5.9 Excessive Operating Head Pressure

5.10 High Side Purging

5.11 Water Cooled Condensers

5.12 Compressor Motor Burn‐Out

5.13 Pressure Controls

5.14 Motor Cycling Controls.

5.15 Simple Steps For Service Diagnosis.

5.16 HVAC Maintenance and Operation log sheet.

Who Should Attend

unavailable

Duration

5 Days

Start Date End Date Country City
2020-06-07 2020-06-11 Saudi Arabia Al-Dammam

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