Hand and Portable Power Tools 29 CFR, Subpart P

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
• Dont 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 theyre 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 its 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.