Council for Technical Education and Vocational Training

Enhanced Skills for Sustainable and Rewarding Employment(ENSSURE)

Workers’ Further Training (WFT) Program

Course Outlines of Refrigeration & Air Conditioning Mechanic
Duration: 96 Hrs. Theory: 20 Hrs. Practical: 76 Hrs.
Group Size: 20 Persons
S. No Modules & Projects Duration (Hrs) Remarks

Th. Pr. Total
1 Refrigeration Safety Rules and its importance 1 1
2 Introduction and uses of Electrical and Refrigeration Tools 2 8 10
3 Introduction of Refrigeration system and its components 4 10 14
4 Introduction of Fundamental Units and it's Uses 2 2 4
5 Electrical Component and control Device in Refrigeration System 2 12 14
6 Electrical Wiring of different Refrigeration System 2 10 12
7 Gas Charge, Leak Test and Vacuuming in different Refrigeration
System

2 18 20
8 Basic Introduction of Air Condition System 2 8 10
9 Fault Finding and Repairing in Refrigerator and Air Conditioner 2 8 10
10 Communication and Business Development Skill 1 1
Total Hours 20 76 96

2

Details of Tasks & Skills

S. No Modules & Projects Duration (Hrs) Remarks

Th. Pr. Total
01 Refrigeration Safety Rules and its importance 1 1
02 Introduction and uses of Electrical and Refrigeration Tools 10
A Explain of electrical and refrigeration tools. 2
B Uses of tools and equipment 8
03 Introduction of Refrigeration system and its components 4 10 14
A Major parts and auxiliary parts of refrigeration system and its
working principle.

2

B Details of major parts of refrigeration. 2
C Observation and use of its components. 10
04 Introduction of Fundamental Units and it's Uses 2 2 4
A Introduction of fundamental unit and its use. (heat, temperature,
pressure, unit of refrigeration).

2 2

05 Electrical Component and control Device in Refrigeration
System

2 12 14

A Types and uses of electrical components and control device in
refrigeration system

2 12
06 Electrical Wiring of different Refrigeration System 2 10 12
A Draw electrical wiring of single and double door refrigerator and
deep freezer.

2
B Use of electrical wiring of single and double door refrigerator and
deep freezer.

12

07 Gas Charge, Leak Test and Vacuuming in different
Refrigeration System

2 18 20

A Method of gas charge, leak test, vacuuming in different system. 2
B Gas charge leak test , vacuuming in refrigerator and deep freezer. 18
08 Basic Introduction of Air Condition System 2 8 10
A Basic introduction and type of air condition system. 2
B Installation and wiring of air conditioner. 8
09 Fault Finding and Repairing in Refrigerator and Air
Conditioner

2 8 10

A Different trouble and Solution in Refrigerator and air Conditioner 2
B Different test (leak Test, Current Test, Pressure Test, and Cooling
effect Test in Refrigerator and Air Conditioner

10 Communication and Business Development Skill 1 1
A Communication and Business Development in Refrigeration
Field.

Total Hours 20 76 96

Required Tools & Equipment List/Group (20 Persons)

S. No Name of Items Specification Qty Remarks
1 Pipe cutter. 5 Pcs.
2 pipe bender 5 Pcs.
3 Reamer. 5 Pcs.
4 Flaring and swaging tool. 5 Pcs.
5 Vacuum pump. 1 Pc.
6 Gauge many fold. 2 Pcs.
7 Hose pipe. 6 Pcs.
8 Clamp meter. 2 Pcs.
9 Multi meter. 3 Pcs.
10 Screw driver. 5 Pcs.
11 File. 5 Pcs.
12 Hammer.(metal hammer and mallet hammer) 2 Pcs.
13 Pliers.(nose plier, combination plier, pinching plier and
grip plier)

6 Pcs.
14 Drill machine with Drill Bit (6mm, 10mm) 1 Pc.
15 Soldering iron.(Lead & Past) 1 Pc.
16 Allen key. 1 Pc.
17 Slide wrench 2 Pcs.
18 Line Tester 5 Pcs.
19 Measuring Tape 5 Pcs.
20 Chisel 2 Pcs
21 Gas Torch 5 Pcs.
22 Sprit level 2 Pcs
23 Ring wrench 1 Set
24 Double Ended wrench 1 Set
25 Spanner wrench Set 1 Set
26 Pipe wrench 1 Pc.
27 Hacksaw Blade with frame 5 Pcs.
28 Wire Cutter 2 Pcs
29 Wire Stripper 2 Pcs
30 Electronic Leak Detector 2 Pcs

Required Material List/20 Persons

S.No Name of Items Specification Qty Remarks
1. Copper Pipe 1⁄4 “ 2 Role
2. Capillary Tube 4 Packet
3. Filter drier (Normal) 40 Pcs.
4. NRV Valve 10 Pcs.
5. Brazing Rod 0.5 kg
6. Brazing flux 5 Pcs.
7. Flare nut 1⁄4 20 Pcs.
8. LP Gas Can 5 Pcs.
9. LP Gas Can Torch 5 Pcs.
10. Soap 4 Pcs.
11. Emery Paper 10 Pcs.

4