Hand Portable Power Tools J J Keller Associates
Hand & Portable Power Tools © J. J. Keller & Associates
Objectives After completing this training module you will be able to: Apply basic power tool safety knowledge by passing an exam with a score of 80% or higher. Demonstrate safer power tool use by completing survey after 6 months © J. J. Keller & Associates
Injuries Eye injuries can result if materials shatter Chiseling, grinding, creates flying chips Use caution with tool use in areas of flammable atmospheres requires © J. J. Keller & Associates
Tool Quality and Design Metal tool parts should be strong Use the appropriate blades, bits, fasteners Handles should comfortably fit the hand © J. J. Keller & Associates
Job set-up You want to easily reach your work Secure the parts you work on Direct chips or debris away from people © J. J. Keller & Associates
Protective Equipment Wear eye protection, gloves, ear protection and a respirator if necessary. © J. J. Keller & Associates
Tool Inspection Inspect before/after each use Look for: cracked/loose handles, casings, guards bent shafts worn, cut, frayed cords/hoses dull, rounded, chipped cutting surfaces scrapes on gripping surfaces mushroomed striking surfaces © J. J. Keller & Associates
Tool Maintenance and Repair Keep tools clean Damaged tools out of service immediately Authorized employees repair tools Sharpen cutting edges Follow lubrication schedule © J. J. Keller & Associates
Using Hand Tools Hazards from misuse, improper maintenance Loose handles can cause the tool head to fly off and strike someone Impact tools are unsafe mushroomed heads if they have © J. J. Keller & Associates
Precautions For Power Tool Use Do not carry by the cord/hose Do not yank the cord/hose Keep cords/hoses away from heat, oil, sharp edges © J. J. Keller & Associates
Precautions For Power Tool Use Disconnect tools: not in use before servicing changing accessories © J. J. Keller & Associates
Precautions For Power Tool Use Loose clothing, jewelry can get caught in moving parts Remove damaged tools from use – tag “Do Not Use” © J. J. Keller & Associates
Guards in place when tool is used: point of operation in-running nip points rotating parts flying chips, sparks © J. J. Keller & Associates
Precautions for Electric Power Tools Do not use in damp, wet locations Work areas well-lit Power cords are not a tripping hazard © J. J. Keller & Associates
Electrocution and Shock To protect the user from shock: three-wire cord with ground; grounded receptacle double insulated low-voltage isolation transformer © J. J. Keller & Associates
Powered Abrasive Wheel Tools Inspect and sound- or ring-test abrasive wheels before mounting in grinder © J. J. Keller & Associates
Powered Abrasive Wheel Tools Guards protect workers from: the moving wheel surface flying fragments in case of breakage When using a grinder: wear eye protection turn off when not in use never clamp a hand-held grinder in a vise © J. J. Keller & Associates
Pneumatic Tools Pneumatic tools are powered by compressed air Wear eye, face, hearing protection Fasten tool securely to the hose – use a locking device Screens protect nearby workers from flying fragments © J. J. Keller & Associates
Compressed Air Only use compressed air for cleaning if: pressure is reduced to less than 30 p. s. i. effective chip guarding is used personal protective equipment is used © J. J. Keller & Associates
Compressed Air Never point compressed air guns toward anyone Never “dead-end” an air gun against yourself Use a brush to remove dust and debris from clothing © J. J. Keller & Associates
Explosive-actuated Tools Do not use in explosive, flammable atmosphere Wear eye and face protection © J. J. Keller & Associates
Explosive-actuated Tools Inspect before use: clean parts operate freely barrel is unobstructed shield, guards in place © J. J. Keller & Associates
Explosive-actuated Tools Never point tool at anybody Only load when in use Never leave loaded tool unattended Tools may not be available to unauthorized persons © J. J. Keller & Associates
Misfires If an explosive-actuated tool misfires: wait at least 30 seconds then try firing it again © J. J. Keller & Associates
Misfires If it still will not fire: Wait another 30 seconds Carefully remove the load Place the bad cartridge in water Take defective tools out of service – tag “Do Not Use” Repairs must meet manufacturer’s specifications © J. J. Keller & Associates
Fasteners Do not fire fasteners into thin, brittle material Follow instructions to fire near edges, corners, existing holes © J. J. Keller & Associates
Hydraulic Power Tool Precautions Never exceed the manufacturer’s recommended safe operating pressure for hoses, valves, pipes, filters, and other fittings © J. J. Keller & Associates
Safe Use of Jacks To set up a jack: base rests on a firm, level surface jack is centered jack head bears against a level surface lift force is applied evenly © J. J. Keller & Associates
Do You Remember? Each job requires a different tool Be mindful and cautious Know safety standards for tool and location Wear protective equipment and clothing Ask supervisor if you have a question © J. J. Keller & Associates
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