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Hand and Portable Power Tools 29 CFR, Subpart P

Hand and Portable Power Tools 29 CFR, Subpart P. Hazard Recognition. Tools are common in “day-to-day” life Difficult to spot hazards due to familiarity Most tools manufactured with safety devices Users must inspect the tool daily Often misused. Examples of Misuse.

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Hand and Portable Power Tools 29 CFR, Subpart P

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  1. Hand and Portable Power Tools29 CFR, Subpart P

  2. Hazard Recognition • Tools are common in “day-to-day” life • Difficult to spot hazards due to familiarity • Most tools manufactured with safety devices • Users must inspect the tool daily • Often misused

  3. Examples of Misuse • Using a screwdriver as a chisel • Using tools with loose handles • Wrenches with sprung jaws

  4. Other Safety Factors • General housekeeping • Use of personal protective equipment • Spark shield and protection around flammables • Don’t use tools near aisleways

  5. Types of Power Tools • Electric • Pneumatic (air) • Liquid fuel • Hydraulic • Powder-actuated

  6. General Power Tool Precautions • Never carry a tool by the cord or hose • Never yank the cord to unplug it • Keep cords and hoses away from heat, oil, and sharp edges • Disconnect tools when not in use • Make sure observers are at a safe distance • Secure work with a vise or clamp

  7. General Precautions (cont.) • Keep tools sharp and lubricated • Do not wear loose clothes, ties, jewelry, etc. • Mark or tag all damaged tools with “Do Not Use”

  8. Guarding Requirements • Belts • Gears • Shafts • Pulleys • Sprockets • Spindles • Drums • Fly wheels • Chains • Other moving parts

  9. Guards Protect Against: Guards will provide protection for operatorsfrom the following hazards: • Point of operation • In-running nip points • Rotating parts • Flying chips and sparks

  10. Power Tools Requiring Momentary Switches • Drills • Tappers • Fastener drivers • Horizontal, vertical, and angle grinders • Disc and belt sanders • Reciprocating saws • Saber saws Note:These tools can have a “lock-on” switch that turns off with a single finger motion

  11. Safety With Electric Tools • Operate them within their design limitations • Gloves and footwear are recommended • When they’re not in use, store them in a dry location • Do not use them in wet or damp locations • Work areas should be well lighted

  12. Safety With Power Grinders • Always use eye protection • Turn off power when it’s not in use • Never clamp a hand-held grinder in a vise

  13. Hazards From Pneumatic Tools • Being struck by attachments • Being struck by fasteners, etc. • Noise

  14. Safety With Powder-Actuated Tools • Do not use in an explosive or flammable atmosphere • Inspect the tool prior to use • Never point the tool at anyone • Load the tool only when it is going to be used • Keep hands clear of the barrel end

  15. Safety With Jacks • Set up a jack so that the base rests on a firm level surface • Make sure the jack is centered • Ensure that the jack head is against a level surface • Be certain the lift force is applied evenly

  16. The Five Basic Rules for Power Tools • Keep all tools regularly maintained • Use the right tool for the job • Examine each tool for damage before use • Operate tools in accordance with the manufacturer • Provide and use the proper personal protective equipment

  17. Quiz 1. There are several types of power tools, including _____________________ and ____________________. 2. It is okay to put a portable grinder in a vise as long as it is tightened securely. True or False 3. Most hazards associated with hand tools are easy to spot because we very seldom would use a tool in “day-to-day” life. True or False 4. Guards should offer protection from _______________, _____________, rotating parts, and flying chips or sparks. 5. Tools requiring momentary on/off switches can never have a lock-on switch. True or False

  18. Quiz (cont.) 6. Never use electric tools in ___________ conditions. 7. When using grinders you should always wear eye protection. True or False 8. Parts on tools that should be guarded include ____________, ____________, and ____________. 9. Because powder-actuated tools use small explosive charges, it is okay to use them in explosive atmospheres. True or False 10. When not in use, power tools should be __________________________________________.

  19. Quiz Answers 1. There are several types of power tools, including electric, pneumatic, liquid fuel, hydraulic, and powder-actuated. 2. False. You should never place a portable grinder in a vice. 3. False. The hazards are difficult to spot because they become so routine. 4. Guards should offer protection from point of operation, in-running nip points, rotating parts, and flying chips or sparks. 5. False. Tools requiring momentary on/off switches can have a lock-on switch if they can be activated with one finger.

  20. Quiz Answers (cont.) 6. Never use electric tools in wet conditions. 7. True. You must always wear eye protection when using a grinder. 8. Parts on tools that should be guarded include belts, gears, shafts, pulleys, sprockets, spindles, and drums. 9. False. Powder-actuated tools should never beused in flammable or explosive atmospheres. 10. When not in use, power tools should be disconnected.

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