Electrical Workshop Module 2: Hand Tools (1-weeks)

Institute Of Applied TechnologyATE 1012Grade 10

Eng. Rose Hasan

Eng. Rose Hasan

Module Objectives

Identify different hand tools used in workshops

Understand the basic functions and types of hand tools.

Be aware of workshop tools safety rules.

Eng. Rose Hasan

Module Contents

Introduction Common Tools

▪ Screwdrivers▪ Wire Strippers▪ Side Cutters▪ Wire Crimpers

Hand Tools Safety Class and Lab Activities

Eng. Rose Hasan

Introduction

Hand tools applications

Eng. Rose Hasan

Common Tools

Screwdrivers (Purpose):

insert and tighten screws loosen and remove screws

Eng. Rose Hasan

Common Tools

Screwdrivers (Types): identified by the shape of their head into different types.

Eng. Rose Hasan

Common Tools

Wire strippers (purpose): are small, hand-held devices used to strip the insulation from electric wires.

Eng. Rose Hasan

Common Tools

Wire strippers (types): manual and automatic

Eng. Rose Hasan

Common Tools

Side Cutters (purpose): used for cutting extra components leads.

Eng. Rose Hasan

Strip wire with automatic stripper (vedio)

Activity 3: How to use wire strippers

Eng. Rose Hasan

Side Cutter

Eng. Rose Hasan

Common Tools

Wire Crimpers (Purpose): used to connect two wires or two conductors together.

Eng. Rose Hasan

Activity 4: How to use a wire crimper to crimp pins

Eng. Rose Hasan

Hand Tools Safety

Basic Rules for hand tools Safety: To prevent accidents that are caused by

hand tools, follow the coming tips:

Eng. Rose Hasan

Hand Tools Safety

To prevent accidents that are caused by hand tools, follow the coming tips:

Eng. Rose Hasan

Activity 1: Indicate the safe and unsafe behavior in the

following pictures. Give Reasons

Eng. Rose Hasan

Activity 2:

Fill in the table below:

Eng. Rose Hasan

Cont. Activity 2:

Activity 3: How to use wire strippers

Items Required:

Eng. Rose Hasan

Eng. Rose Hasan

Activity 3: How to use wire strippers

Steps: Hold the wire stripper in your

hand Put the wire that you want to

remove the insulation from into the jaws of wire stripper up to the length you need

Squeeze the handle. The jaw will remove the wire insulation.

Once you finish squeezing the handle, release the handle and the jaw will open again then insulation of the wire is removed.

Eng. Rose Hasan

Who am I ?

I am used to remove a screw, who am I ?

I am having the head symbol shown below, who am I ?

Who am I?

I am used to connect two conductors together, who am I?

Who am I? Who am I?

I am having the head symbol shown below, who am I ?

Who am I? I am used to cut extra electrical leads, who am I?

1 2 3

4 5 6

7 8 9

Safety Rules: Match the picture with the correct picture

Check your tools regularly for wear and damage

Use the correct tool for the job

Keep your tools clean and in a good conditions

Use appropriate safety equipments

Keep hands a way from the moving parts

Eng. Rose Hasan

Eng. Rose Hasan

Activity 4: How to use a wire crimper to crimp pins

Items Required:

Eng. Rose Hasan

Activity 4: How to use a wire crimper to crimp pins (Steps)

Eng. Rose Hasan

Activity 5:How to wire 3-pin plug(Items Required)

Eng. Rose Hasan

Activity 5:How to wire 3-pin plug(Steps)

1 2

3

Eng. Rose Hasan

Activity 5:How to wire 3-pin plug(Steps)

Place the cores into their correct positions as shown below

Core color Core marking Core position

BROWN Live (L) FUSE (RIGHT HAND PIN)

BLUE Neutral (N) LEFT HAND PIN

GREEN/YELLOW Earth (E) EARTH PIN (TOP)

4

Eng. Rose Hasan

Activity 5:How to wire 3-pin plug(Steps)

5 6Video

Eng. Rose Hasan

Class Excercise

Do Exercise 2 and 3 in the Module.

Future Plan

Be prepared to a Quiz next Class in module #2.

Do Homewok1-Mod2 (in my wiki) Next Class: Start with Module #3

Eng. Rose Hasan