Craftsmen Training Scheme

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Mechanic Refrigeration and Air Conditioner Videos

Communication skills

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7 habits of highly effective people (personality development)

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Interview Techniques

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Stress Management

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Transactional analysis

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Disposal of Waste Material Part-1

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Disposal of Waste Material Part -2

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Personal Protective Equipment Part-1

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Personal Protective Equipment Part-2

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Rescue and Treat a Person Who is in Contact with a Live Wire | Part-1

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Safety Practice - Fire Fighting

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Safety Practice - Safety Signs

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Safety Practice - Road signs & Road signals V Out

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Safety practice first aid treatment of electric shock treatment for electric burn and serve bleeding

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Standard and Standardisation | Part - 1

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Standard and Standardisation | Part - 2

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Conductors and Semiconductors

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Response to Emergencies - Power failure, System failure & Fire

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Importance of Safety

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Importance of Housekeeping

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Safety practice first aid treatment of electric shock treatment for electric burn and serve bleeding

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RAC MCQ Question Bank - 1 | Q. 01 to 25

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RAC MCQ Question Bank - 2 | Q. 26 to 50

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RAC MCQ Question Bank - 3 | Q. 51 to 71

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RAC MCQ Question Bank - 4 | Q. 72 to 96

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RAC MCQ Question Bank - 5 | Q. 97 to 130

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RAC MCQ Question Bank - 6 | Q. 131 to 160

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RAC MCQ Question Bank - 7 | Q. 161 to 190

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RAC MCQ Question Bank - 8 | Q. 191 to 220

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Lecture-20 | How Compressor Overload Protector Works

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Lecture-21 | What is Relay | How relay Work in Refrigerator

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Lecture-22 | Double Door Refrigerator Wiring diagram

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Lecture-23 | Double Door Refrigerator Defrost timer working

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Lecture-13 | Ton of Refrigeration in Hindi

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Lecture-14 | Coefficient of Performance | COP

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Lecture-15 | what is superheat and sub-cooling.?

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Lecture-16 | Pressure and its Types.?

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Lecture-17 | How does a Single Door Refrigerator Work

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Lecture-18 | Wiring diagram of Single Door Refrigerator

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Lecture-19 | How a Refrigerator Thermostat works

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Lecture-1 | Development of Refrigeration system

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Lecture-2 | Transfer of Heat | Conduction, convection and Radiation

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Lecture-3 | What is heat ? | Heat Energy in Hindi

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Lecture-4 | Types of Heat | Latent Heat and sensible heat

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Lecture-5 | What is Temperature ?

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Lecture-6 | Difference between heat and temperature

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Lecture-7 | Vapour Compression Refrigeration System

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Lecture-8 | Vapour Compression Refrigeration System -1

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Lecture-9 | Vapour Compression Refrigeration System -2

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Lecture-10 | Low Side & High Side Pressure

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Lecture-11 | Vapour Absorption Refrigeration System

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Lecture-12 | Vapour Absorption System 3 fluids

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Mechanic Refrigeration and Air Conditioner Question Bank

1st Sem. Compressor and Motors

1st Sem. Compressor and Motors



2nd Sem. Fitting & Sheet Metal

2nd Sem. Fitting & Sheet Metal



Employability Skills - 1st Year

Employability Skills - 1st Year



Employability Skills - 2nd Year

Employability Skills - 2nd Year



4th Sem. Compressor and Motors

4th Sem. Compressor and Motors



1st Year-Workshop Cal. and Science

1st Year-Workshop Cal. and Science



1st Sem. Workshop Cal. and Science

1st Sem. Workshop Cal. and Science



2nd Sem. Workshop Cal. and Science

2nd Sem. Workshop Cal. and Science



2nd Year-Workshop Cal. and Science

2nd Year-Workshop Cal. and Science



MRAC 1st sem (Gujarati)

MRAC 1st sem (Gujarati)



MRAC 2nd sem (Gujarati)

MRAC 2nd sem (Gujarati)



Engineering Drawing

Engineering Drawing




Mock Test for ITI Students

ITI CBT Exam process | ITI CBT Exam कैसे करें
Mechanic Refrigeration and Air Conditioner

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S.No. Week No. / Chapter Topics Videos Link
1 1 Week basic trade info https://m.youtube.com/watch?v=2Ar-qWLhGzk
2 2 Week basic fitter tools https://m.youtube.com/watch?v=mnjK6jRLY6M
3 3 Week basic precision tools https://m.youtube.com/watch?v=rddQmcNk1w4
4 4 Week basic tools and work in sheet metal shop https://m.youtube.com/watch?v=DtNyq21LIN0
5 5 Week basic of electrical shop https://m.youtube.com/watch?v=Vd2UJiIPbag
6 6 Week motors used in electrical https://m.youtube.com/watch?v=atXRn-cba88
7 7 Week basic of electronics https://m.youtube.com/watch?v=4sBgu_tUpiI
8 8 to 9 Week all components and use of electronics https://m.youtube.com/watch?v=i4jTHhXuKLA&list=RDQMIHGBTurq4D8&index=5
9 10 to 11 to 12 Week basic arc welding tools https://m.youtube.com/watch?v=BLRbYO3yAW4
10 10 to 11 to 12 Week basic gas welding tools https://m.youtube.com/watch?v=zV16K4bI5hE
11 10 to 11 to 12 Week welder basic study https://m.youtube.com/watch?v=n_DuzHRZ4JI
12 13 to 14 Week basic study of refrugeration https://m.youtube.com/watch?v=9uCeFhO8H40
13 15 Week basic science terms in refrigeration https://m.youtube.com/watch?v=LL54E5CzQ-A
14 16 to 17 Week vapour compression system https://m.youtube.com/watch?v=1X8ktjuh-4I
15 16 to 17 Week vapour absorption system https://m.youtube.com/watch?v=uOlpzAqO7AM
16 18 Week vapor compression cycle pv ph ts diagram https://m.youtube.com/watch?v=jxm7khIWFd8
17 19 Week single door ref. https://m.youtube.com/watch?v=feoSyeAeBwQ
18 20 Week wiring of direct cool https://m.youtube.com/watch?v=fz9hZ6Ji3EU
19 20 Week wiring of direct cool https://m.youtube.com/watch?v=HB6Wwi1IaHI
20 21 Week gas charging technique https://m.youtube.com/watch?v=qNFhCT5G2mU
21 22 Week Frost Free Refrigerator https://m.youtube.com/watch?v=E1h8MsFXmjg
22 22 Week Frost Free Refrigerator https://m.youtube.com/watch?v=8dM9903vAzI
23 22 Week Frost Free Refrigerator https://m.youtube.com/watch?v=g2y_jqX43m4
24 23 Week Refrigerator (Inverter Technology) https://m.youtube.com/watch?v=mjP6GVGLm0g
25 23 Week Refrigerator (Inverter Technology) https://m.youtube.com/watch?v=teOSSVtkMvM
26 27 to 28 Week What is Compressor & their types.  https://youtu.be/QsdAU-AKHWs
27 27 to 28 Week Scroll Compressor.  https://youtu.be/czkWcBMPsXg
28 27 to 28 Week Centrifugal Compressor.  https://youtu.be/hPHcNY8VMdQ
29 27 to 28 Week Screw Compressor.  https://youtu.be/APu1vR0Ev1Y
30 29 to 30 Week What is AC Motors & their types. https://youtu.be/ppRpq3j_U40
31 29 to 30 Week Starting & Running Winding.  https://youtu.be/qn7qo5Uwu8U
32 29 to 30 Week Capacitor Start capacitor run Motor.  https://youtu.be/t9BKWrbg8d0
33 29 to 30 Week Compressor Starting Methods.  https://youtu.be/BVIqB5BeeTM
34 29 to 30 Week Identification of Compressor Terminals.  https://youtu.be/IK02b_Lhw14
35 31 to 32 Week Function of Relay, Capacitors & OLPs https://youtu.be/Uwpl1fJLjR4
36 31 to 32 Week Slip Ring induction motor.  https://youtu.be/EbcBOcCBAnQ
37 31 to 32 Week Squirrel Cage induction motor.  https://youtu.be/u-1Fb3dMOmo
38 31 to 32 Week Common Faults in 3 Phase AC Motors.  https://youtu.be/TdjPfmvCvpE
39 33 Week Working of Inverter A. C https://youtu.be/8oFWa5mOvMo
40 33 Week Working of Inverter A. C https://youtu.be/Llr073_EDIs
41 34 Week What is Condenser & their types.  https://youtu.be/SJasw2q4t30
42 34 Week Evaporative type Condenser.  https://youtu.be/za8TfsFBv7I
43 35 Week Function of Drier.  https://Youtu.be/xQLSXiDmCRY
44 35 Week Types, Application & its Advantages.  https://youtu.be/Zy9ZfP_6PoU
45 35 Week Description of Desicants.  https://youtu.be/mNdzRk3oJQ0
46 35 Week Description of Desicants.  https://Youtu.be/8pDGyyd8mAg
47 36 Week What is Expansion Valve.  https://youtu.be/w2BPuiqBMok
48 36 Week Types of Expansion valve used in Refrigeration & Air Conditioning.  https://youtu.be/UZUD33gwwBA
49 36 Week Capillaries, Automatic and Thermostatic Ex. Valves. https://youtu.be/7i0ABRx91Yw
50 36 Week Electronic Expansion Valves. https://youtu.be/sbD4pe8rAm0
51 37 Week What is Evaporayor. https://youtu.be/X4GE6rTMu6c
52 37 Week Types of Evaporators used in Refrigeration & Air Conditioning. https://youtu.be/gTPG64SKZcQ
53 37 Week Function of Accumulator.  https://youtu.be/A2CtpjCjMQQ
54 37 Week Methods of De- frosting.  https://youtu.be/dOL8qMcY280
55 38 Week What is Refrigerant & types of Refrigerant. https://youtu.be/caskqYexths
56 39 Week Safe Handling of Refrigerant.  https://youtu.be/O0WQwvNkdm4
57 39 Week Detail of Retrofitting.  https://youtu.be/B1VG1OHEfAM
58 40 Week what is Thermal Insulation, types & their Properties & used in Refrigeration & Air conditioning.  https://youtu.be/PQYHarTgcn4
59 41 Week What is Window AC & their Components.  https://youtu.be/zRDvqFgILrk
60 42 Week Installation of Window AC https://youtu.be/f5HDkapHX6w
61 43 Week What is Split AC & their Components.  https://youtu.be/XnLKb1cYSnk
62 44 To 47 Week Split AC Wall Mounted.  https://youtu.be/ZNPD9tCf8qg
63 44 To 47 Week Split AC Cassette type.  https://youtu.be/q_tegDgiWw4
64 44 To 47 Week Split AC Ductable https://youtu.be/eVDT6ykuPNk
65 44 To 47 Week Multi Split AC https://youtu.be/LAX3VSlLJ8w
66 48 Week Inverter Split AC & their Components.  https://youtu.be/BAcwr8-SKxg
67 48 Week Inverter Split AC & their Components.  https://youtu.be/qR1Nwd_U4_I
68 49 Week What is Car Air Conditioning & their components.  https://youtu.be/lqXGnNMpq9U
69 49 Week What is Car Air Conditioning & their components.  https://youtu.be/zl3IANCuaNQ
70 Other Link [हिन्दी] CENTRAL AIR CONDITIONING WORKING - AIR CONDITIONING 2 - ANUNIVERSE 22 https://youtu.be/KzdOCkIkBK0
71 Other Link adjusting dual pressure controls https://youtu.be/Njl4YipbeWw
72 Other Link CENTRAL AIR CONDITIONING WORKING https://youtu.be/KzdOCkIkBK0
73 Other Link Cleaning & flushing air conditioner  https://youtu.be/5nm01Bn4-So
74 Other Link Dierct Chiller System https://youtu.be/AqoK6_2Aur8
75 Other Link DIRECT AND INDIRECT EXPANSION IN AIR CONDITIONING SYSTEM https://youtu.be/Z4iJIXttgFA
76 Other Link Direct/Indirect Central AC Prototype https://youtu.be/AqoK6_2Aur8
77 Other Link Evaporative Condenser https://youtu.be/za8TfsFBv7I
78 Other Link Evaporator(Bare to Plate & Finned Type) https://youtu.be/gTPG64SKZcQ
79 Other Link Freezer capillary changing  https://youtu.be/HIAFg0Sj8pw
80 Other Link HIGH PRESSURE CONTROL / HIGH PRESSURE CUT OUT https://youtu.be/cCYbqjmE8J8
81 Other Link How many types of condenser & used  https://youtu.be/KgpbldqFVqM
82 Other Link How To Package Air Conditioning Maintenance https://youtu.be/wq6Me-UUbSc
83 Other Link LP Switch And HP Switch Purpose In AC https://youtu.be/jlUdvUBo8Is
84 Other Link Package Air conditioner https://youtu.be/I4hQtbLTL90
85 Other Link PACKAGE AIR CONDITIONING (Full practical video ) https://youtu.be/BClW4UOzYv0
86 Other Link REFRIGERANT & THEIR TYPES https://youtu.be/caskqYexths
87 Other Link Relative Humidity  https://youtu.be/HN5gbx79ZqI
88 Other Link Subzero 7510T Wiring And Parameter Set Easily https://youtu.be/RT8xpBwaU6w
89 Other Link SubZero temperature controller settings https://youtu.be/Hu7z-sdkkII
90 Other Link Thermostatic expansion valve  https://youtu.be/mAU0GqPno1Y
91 Other Link Type of condenser https://youtu.be/SJasw2q4t30
92 Other Link types of evaporators in the refrigeration system https://youtu.be/X4GE6rTMu6c
93 Other Link Types of Refrigerant https://youtu.be/Ao3Z3vTFy9Y
94 Other Link VRV or VRF Part - 1  https://youtu.be/7bzDTD5HflE
95 Other Link VRV/VRF Basics https://youtu.be/sPP9xCw_Eq8
96 Other Link Window AC Compressor to Fan Motor to Selector Switch to Capacitor All connection wiring https://youtu.be/MLWIX0sVAak
97 Other Link एसी में टन क्या है | 1 टन= ? किलोवाट | 1 टन= ? हार्सपावर हिंदी में समझें https://youtu.be/wZ8nCteVTgI
98 Other Link सेंट्रल ए.सी प्लांट प्रेशर टेम्परेचर  https://youtu.be/JapzO4Rimn0
99 Other Link COP to Refrigerants https://youtu.be/K5ptil2fe8s
100 Other Link Measuring tools https://youtu.be/PhoarAzNhY4
101 Other Link Vapour compression refrigeration https://youtu.be/QR94W1fRA7c
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