Maintenance of Refrigeration and Air Conditioning Systems for HVAC Technicians

Online price: SAR 1200

Offline Price: SAR 2000

Course Duration: 5 days

Duration (Hrs) 30 Hours/Hours

Course date: 16/10/2022

Course Mentor: ESI

(Click here to register)

The trainee obtains an approved certificate from the General Organization for Vocational and Technical Training in the Kingdom of Saudi Arabia.

Salient Features of the Course:

  • Explanation of the importance of learning about modern techniques for effective maintenance systems.
  • Clarification and introduction for participants to modern methods of maintenance management and continuous improvement.
  • Awareness of participants of the importance of applications of modern systems for continuous improvement.
  • Training participants on the methods of applying different systems for integrated maintenance.
  • Training and discussion through workshops on effective maintenance management practices and continuous improvement.


Unit One: The Basics of Installing Air Conditioning Systems and Their Components

  • First educational step:

Learn about public and private tools.

Refrigeration and air conditioning:

First, the general tools.

Second, the special tools.

  • Second educational step:

Perform basic operations on pipes used in refrigeration systems.

First: Pipe materials and sizes.

Second: Operations related to cooling tubes.

Third: Methods of connecting pipes.

Unit Two: Principles of Air Conditioning

  • First educational step:

Understand the basic theoretical principles of cryogenics.

First, the cooling process.

Second: Matter and pressure.

Third: temperature and temperature.

Fourth: Methods of heat transfer.

Fifth: Cooling media.

  • Second educational step:

Overview of the working principles of common refrigeration systems.

First: the vapor pressure refrigeration circuit.

Second: absorption cooling circuit.

Unit Three: Domestic Cooling

  • First educational step:

Learn the basic principles of electricity.

First, the electric potential difference.

Second, the electric current.

Third: electrical resistance.

Fourth: Components of an electrical circuit.

Fifth: Ohm’s Law.

Sixth: Electrical testing devices.

  • Second educational step:

Check the basic components of circuits.

Electrical for home refrigeration

First, the temperature regulator.

Second, the overload circuit breaker.

Third: relays.

Fourth, the electrolytic capacitor.

Fifth: compressor motor.

  • Third educational step:

Carry out basic maintenance work for water coolers.

First: Types of water coolers.

Second, the mechanical circuit.

  • Fourth educational step:

Carry out basic maintenance skills for household refrigerators.

First: the main types of household refrigerators

Second, the mechanical circuit

Unit Four: Air Conditioning Principles and Applications

  • First educational step:

Learn the components and properties of atmospheric air.

First: Components of atmospheric air.

Second: Atmospheric properties.

  • Second educational step:

Representation of different adaptations on cyclometric map.

First, the psychrometric map.

Second, the use of the cyclometric map.

Third: Air conditioning.

  • Third educational step:

Understand the concept of air conditioning.

First, the air conditioning.

Second: temperature control.

Third: humidity control.

Fourth: clean air.

Fifth: Air movement and distribution.

Sixth: Health and safety standards.

  • Fourth educational step:

Know the main uses of air conditioning.

First: home air conditioning.

Second: Air conditioning medium and large buildings.

Third: Air conditioning for industrial purposes.

Fourth: Air conditioning in garages.

Unit Five: Window Air Conditioner

  • First educational step:

Implementation of the practical skills of the department.

Mechanical for window air conditioner.

First: Components of a window air conditioner.

Second: Types of window air conditioner.

Third: The components of the mechanical circuit.

  • Second educational step:

Implementation of practical skills for the electrical circuit for window air conditioner.

First, the components of the electrical circuit.

Second: Connect the electrical circuit.

Unit Six: Car Air Conditioner

  • First educational step:

Accommodates the car air conditioning system.

First: heat sources.

Second: The components of the mechanical circuit.

Fourth: Cooling media.

  • Second educational step:

Recognize the components of a mechanical circuit for car air conditioner.

First, the compressors.

Secondly, the capacitors.

Third: stretching devices.

Fourth: evaporators.

Fifthly: the minions.

  • Third educational step:

Understand the working principle of the electrical circuit of the air conditioner for car air.

First, the components of the electrical circuit.

Second: The principle of operation of the control circuit.


The number must start with 966 without the (+) sign.