This review. prepares the student for nationally industry recognized assessments. A general overview of power tools is provided.

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Valentine Strickland
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2 This review prepares the student for nationally industry recognized assessments. A general overview of power tools is provided. Please follow the specific instructions provided by the manufacturer. PREREQUISITE: Please review and complete the Hand Tools module prior to beginning this module.

3 I can Describe the different types of power tools Work safely with power tools (i.e. pneumatic nailer) I know The meaning of ground fault circuit interrupter (GFCI), ground fault protection, pneumatic tools, and trigger lock I understand How to safely use power tools (i.e. drills, saws, air wrench and grinders

4 Take Notes Taking notes helps you concentrate on the subject. Notes form a link between the new knowledge and what you already know. They help you understand because you put ideas into your own words. Please take notes as you navigate through the material.

5 Let s review the related technical terms.

6 power tools

7 What is a power tool? Power tools require a power source. The power supplied may be alternating current (AC) or direct current (DC).

8 Power Tool classified by power source common power sources are: electric, pneumatic, or hydraulic

9 In this section Electric Tools Drills Saws Grinders

10 Electric Tool source of power is electricity. common types are: drills, saws and grinders

12 Drills Uses a bit to make holes equipped with a pistol grip with a trigger switch, reversing switch and chuck bit

13 Parts of a Drill chuck holds the bit in place

14 Tool Tips Adequate airflow is crucial Keep the drill s air vent clean with a small brush or small stick

15 1. Turn the operating switch to the off position or unplug the electrical cord if so equipped. 2.Loosen the chuck and insert the appropriate bi 3.Firmly tighten the bit in the chuck.

17 Saws common types of power saws are: circular, saber, and miter come equipped with handles, a trigger switch and blades

18 Circular Saw blade is protected by two guards popular brand is the Skil saw

19 What is the purpose of a guard?

20 Saber Saw also called jig saw has very fine changeable blades saber

21 Miter Saw combines miter box with a circular saw miter

23 Grinders used to grind or smooth surfaces most common types are: angle and bench grinders.

24 Angle Grinder grinds away hard, heavy materials used on pipes, plates and welds

25 Bench Grinder used for grinding, rust removal and metal buffing

26 Tool Tips Adjust tool rests so they are within 1/8 inch of the wheel

28 Electric Tool Electrical burns and shocks may be caused by the misuse of electric tools.

29 Electric Tool Precautions Disconnect tools when not in use

30 In this section Pneumatic Tools Nail Guns Air Impact Wrench

31 Pneumatic Tool Powered by compressed air Includes nail guns and impact wrenches

32 Nail Gun compressed air travels through air lines connected to an air compressor

33 Tool Tips Always read the manufacturer s instructions Disconnect air hose before attempting any repairs Add a few drops of oil to the air inlet before each use

34 Air Impact Wrench used to fasten, tighten and loosen nuts and bolts must be attached to an air compressor

35 Ensure that the work piece is secure Keep your body stance balanced

36 In this section Fuel Tools

37 Fuel Tool Fuel-powered tools are usually operated with gasoline.

38 In this section Hydraulic Tools Jack

39 Hydraulic Tool Operated by approved fire-resistant fluid

40 Jack used to move heavy equipment and material and to position heavy loads Common type is the Porta- Power Porta-Power

41 In this section Powder Actuated Tools

42 Powder Actuated Tool Powder-actuated tools operate like a loaded gun and must be treated with extreme caution. Must be operated only by specially trained employees.

44 In this section Guarding Safety Switches

45 Guard moving parts of power tools Never remove a guard when a tool is in use

47 You are now prepared for the assessment You can Describe the different types of power tools Work safely with power tools (i.e. pneumatic nailer) You know The meaning of ground fault circuit interrupter (GFCI), ground fault protection, pneumatic tools, and trigger lock You understand How to safely use power tools (i.e. drills, saws, air wrench and grinders

Agricultural Mechanics and Technology Power Tool Safety Rules

Agricultural Mechanics and Technology Power Tool Safety Rules Name: BAND SAW Use: Cutting curves, circles and irregular shapes. 1. Use clean SHARP blades. 2. The teeth should always point DOWN. 3. Adjust