ITI Refrigeration and Air Conditioning (RAC) Course Details

Are you looking for the ITI refrigeration and air conditioning trade course details and want to make your career by pursuing this course? If yes, then I would like to tell you that you are at the right place. In this article, I will share the complete information about the refrigeration and air conditioning course.

ITI refrigeration and air conditioning is a skill-based course in which you will study all the aspects of refrigeration and air conditioning. This course is also known as ITI RAC in short.

This course comes under the category of mid-term courses as the course possesses a 2-year of duration. Most ITI courses are offered after 10th similarly the minimum educational qualification that needs to do ITI refrigeration and air conditioning course is 10th.

This trade is offered all over the nation through the network of Industrial Training Institutes also known as ITIs. This ITI trade come under the Craftsman Training Scheme (CTS). You can also do this course from any private institute.

Refrigeration and Air Conditioning ITI Course: Overview

refrigeration and air conditioning
CourseITI (Industrial Training Institute)
Trade NameRefrigeration and Air Conditioning (RAC)
Level of CourseCertificate
Course Duration2 Year
Admission ProcessDirect/Merit/Entrance
Course Fees₹2,000 – ₹20,000 (Government)
₹5,000 – ₹50,000 (Private)
Jobs Salary₹10,000 to ₹15,000 per month

What is Refrigeration and Air Conditioning in ITI?

Refrigeration and air conditioning is a 2-year popular trade in ITI that deals with the study of various aspects of refrigerators and air conditioners such as repairing and maintenance of RAC equipment like evaporators, condensers, freezers, heaters, compressors, motors, driers, expansion valve, evaporator, and many more. You will also know the importance of these devices and their function.

During the course, you will be taught about the advantage, construction, working, principles and properties of refrigerants, retrofitting, thermal insulation, window air conditioner, installation of window AC, split AC, car air conditioning, centralised air conditioning, direct expansion systems, etc. You will get an experience in both theoretical and practical knowledge. Many things you discover during practical training.

Refrigeration and Air Conditioning ITI Course Eligibility

These are the eligibility criteria that students need to fulfil in order to get admission to the ITI refrigeration and air conditioning course:

  • Candidates must qualify 10th standard.
  • Candidates should complete 10th from a recognized board of education.
  • Candidates should be above 15 years of age.
  • Candidates should get a minimum of 40% marks in 10th examination.

ITI AC and Refrigeration Course Duration

The duration of the ITI refrigeration and air conditioning course is 2 years. The 2 years duration is divided into 4 semesters. Each semester consists of 6 months of duration.

Course Element1st Year (Hours)2nd Year (Hours)
1. Professional Skill (Trade Practical)10001000
2. Professional Knowledge (Trade Theory)280360
3. Workshop Calculation & Science8080
4. Engineering Drawing8080
5. Employability Skills16080

Also Read:- ITI Tractor Mechanic Course

ITI Refrigeration and Air Conditioning Syllabus

1st Year Syllabus

Professional Skills
  • Identify workshop & machineries
  • Demonstrate safety precautions
  • Identify general tools instruments & equipment
  • Perform sheet cutting
  • Join sheet metal by using rivet set and snap
  • Solder sheets of metal
  • Identify, use and maintain electrical tools
  • Prepare simple twist joints of wires
  • Prepare married joints of wires
  • Test insulation and earth resistance
  • Three phase power & power factor measurement
  • Identify electronic complete
  • Colour coding of resistors
  • Verify ohm’s law
  • Practice soldering & de-soldering
  • Identify transistors
  • Construct and test full wave rectifier using diodes
  • Construct and test a bridge rectifier
  • Identify and test SCR
  • Identify gas welding equipment & accessories
  • Oxy-acetylene gas welding
  • Basic refrigeration
  • Unroll, cut and bend soft copper tubes
  • Pinch off copper tubing
  • Identify the electrical and mechanical components of the refrigerator
  • Wiring circuit of refrigerator
  • Installation of refrigerator
  • Tracing the mechanical components of refrigerator
  • Testing of compressor
  • Identification of motor terminals
  • Replacement of capillary tube and drier
  • Installation of gauge manifold in the system
  • Check electrical wiring of refrigerator
  • Checking air distribution system
  • Servicing of refrigerator
  • Testing the performance of refrigerator
  • Stripping of components
  • Tracing electric circuit
  • Testing components
  • Cut the compressor and dismantle
  • Identify different compressor and service it
  • Lap necessary parts and cut the gasket
  • Rectify defects and repair accordingly
  • Select a hermetic compressor of any kind
  • Identify the terminals of a squirrel cage induction motor
  • Recover refrigerant from a faulty machine
  • Demonstrate handling of cylinder valves
  • Wall mounted split AC
  • Regular maintenance
Professional Knowledge
  • Introduction to trade and related industries
  • Fitting
  • Different types of fitting hand tools
  • Precision measuring instruments
  • Care and maintenance of tools
  • Types of sheet metal joints
  • Rivet & riveting
  • Solder and its composition
  • Conductors and Insulators
  • Voltmeter, ammeter, ohm meter
  • Earthing and its importance
  • Earth resistance
  • Insulation and continuity test
  • Inductors and capacitors
  • Lagging and leading power factors
  • Methods of improving power factor
  • Introduction to electronics
  • Rectification
  • Welding
  • Welding tools and equipment
  • Safety method in welding
  • Difference between soldering and brazing
  • Basic refrigeration
  • Types of refrigeration systems
  • Refrigerator (Direct Cool)
  • Frost free refrigerator
  • Compressor
  • Advantages of AC motor over DC motor
  • Motors used in refrigeration and air conditioning system
  • Production of rotating magnetic
  • Working principle of inverter technology
  • Function of condenser
  • Function of drier
  • Expansion valve
  • Evaporator
  • Refrigerant
  • Retrofitting
  • Thermal insulation
  • Window air conditioner
  • Energy efficiency ratio
  • Installation of window AC
  • Multi-split A.C
  • Car air conditioning

2nd Year Syllabus

Professional Skills
  • Dismantling and checking of compressor & accessories
  • Lapping valve plate
  • Check belt tension and replace
  • Check and test the lubricating system
  • Servicing of filter and oil pump
  • Cutting gasket
  • Fitting and testing
  • Servicing of water-colled condenser and receiver
  • Necessary repairing for tube leakage
  • Servicing and repairing evaporative-type condenser
  • Test efficiency of the condenser
  • Remove algae and fungi from different parts
  • Assemble and test performance
  • Dismantle water circulating
  • Change or repair defective parts
  • Identify automatic expansion valve
  • Fitting and checking its efficiency
  • Checking its efficiency
  • Service air-cooled evaporator by the blower
  • Oil removed from the coil
  • Servicing of liquid
  • Solder copper tube on stainless steel
  • Preventive maintenance and troubleshooting
  • Install and test the performance of the machine
  • Test leakage, evacuation and charge gas
  • Evacuate and charge gas
  • Test electrical controls and cooling system
  • Charge refrigerant and oil
  • Periodic maintenance
  • Install ammonia compressor
  • Measure pressure and temperature
  • Operate and maintain cold storage plant
  • Use psychrometer
  • Use anemometers for measuring airflow
  • Insulate ducts
  • Service and maintain different filters
  • Placing of filters
  • The electrical circuit of package AC
  • The electrical circuit of central AC plant
  • De-scaling condenser and cooling tower
  • Add oil to the compressor
  • Insulate chilled water piping
  • Bypass dampers checking
  • Testing wiring system
  • Check solenoid valve
Professional Knowledge
  • Commercial compressor
  • Water cooled condenser
  • Evaporative condender
  • Cooling tower
  • Water treatment
  • Regenerate and backwash
  • Expansion valve
  • Evaporator
  • Liquid
  • Study of an accumulator and oil separator
  • Water cooler & water dispenser
  • Visible cooler and bottle cooler
  • Deep freezer / Display cabinet
  • Ice cube machine
  • Softy machine
  • Ice candy plant
  • Walk into cooler & reach into the cabinet
  • Cold storage
  • HVAC (Plant)
  • DUCT
  • Air Filters
  • Package AC
  • Split package
  • Centralised/Industrial airconditioning
  • Direct expansion system
  • Indirect/Chiller system
  • Mobile AC

Refrigeration and Air Conditioning ITI Course Fees

The course fees for ITI refrigeration and air conditioning trade mainly depend on college type i.e. if it is a government ITI college then the course fees are lesser as compared to private ITI colleges. The course fees for both types of ITI colleges are as follows:

  • Government ITI:- ₹2,000 – ₹20,000
  • Private ITI:- ₹5,000 – ₹50,000

ITI Refrigeration and Air Conditioning Jobs

There are a lot of job opportunities you will find after the successful completion of the ITI refrigerator and air conditioning course. You will find the vacancies of related job posts on job portal websites. Many companies release jobs for ITI pass-out candidates. You can also do a government job after completing this course. As far as job scope is concerned then its future scope is very good.

ITI Refrigeration and Air Conditioning Salary

The salary you get in a job after successful completion of the refrigeration and air conditioning course is around INR 10,000 to INR 15,000 on a monthly basis.

Average Salary:- ₹10,000 to ₹15,000 per month

ITI Refrigeration and Air Conditioning Books

Book NamePublisher
1. ITI Refrigeration & Air Conditioning Practical EnglishManish Sharma
2. Mechanic Refrigeration and Air Conditioning (Theory)Asian
3. Refrigeration and Air Conditioning Theory (Hindi Edition)Anuj Kumar Verma
4. Asian Question Bank Mechanic RACG.S. Sethi
5. NK ITI Mechanic RACGeneric

Also Read:- ITI Sheet Metal Worker Course

Refrigeration and Air Conditioning ITI Colleges

College NameLocation
1. Government ITI NaravaPendurthi (MD), Visakhapatnam
2. Government ITI Girls GudivadaKrishna, Andhra Pradesh
3. Government ITI VijayawadaNTR, Andhra Pradesh
4. Government ITI for WomenEast Godavari, Andhra Pradesh
5. Government ITI BhujKachchh, Gujarat
6. Government ITI UlundurpetKallakurichi, Tamil Nadu
7. Government ITI ShahzadpurAmbala, Haryana
8. Government ITI JalandharHoshiarpur, Punjab
9. Government ITISangareddy, Telangana
10. Government ITI PithoraPithoragarh, Uttarakhand

Frequently Asked Questions (FAQs)

What is the duration of ITI RAC?

The duration of the ITI Refrigeration and Air Conditioning course is 2 years. The course contains 4 semesters i.e. each semester is 6 months in duration.

What is the scope of ITI RAC?

The scope of refrigeration and air conditioning in future is very good.

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