Auto Shop Safety

2. 5 Chapter Auto Shop Safety

3. Objectives After studying this chapter, you will be able to: • Describe the typical layout and sections of an auto shop. • List the types of accidents that can occur in an auto shop. • Explain how to prevent auto shop accidents. • Describe general safety rules for the auto shop.

4. Auto Shop Layout • Repair area • Tool room • Classroom

5. Repair Area • Any location in shop where repairs are performed • Shop stall • Small, sometimes marked off or numbered • Outside work area • Adjacent to shop overhead doors • Lift • Raises vehicle into air • Alignment rack • Use for working on steering and suspension systems

6. Lift Safety • Ask instructor for demonstration • Get permission • Position vehicle’s center of gravity • Point of perfect balance • Follow service manual (Eagle Equipment)

7. Lift Safety (Cont.) • Raise vehicle slowly • Keep fingers clear of moving parts • Double-check lift points • Make sure vehicle is level • Verify lift safety catch is engaged • Do not walk under lift without catch in fully locked position

8. Lift Safety (Cont.) (Chrysler)

9. Toolroom • Shop storage area for larger pieces of repair equipment • Shop tools • Small equipment • Supplies • All tools must be accounted for at end of class period • Follow instructor’s policies and procedures

10. Classroom • Office-like area in school or large repair facility • Increase knowledge of auto service and repair • Used for seminars, demonstrations, and training activities

11. Shop Safety • Every year, thousands of auto technicians are injured or killed • Broken safety rules • Constantly think of safety • Emergency exits • Designated escape routes

12. Auto Shop Present Dangers

13. Types of Accidents • Fires • Explosions • Asphyxiation (airborne poisons) • Chemical burns • Electric shock • Physical injuries

14. Fires • Store gasoline and other flammables in approved containers • Never use gasoline as cleaning solvent • When disconnecting fuel line, cover it with rag to prevent squirting or leaking

15. Fires (Cont.) • Wipe up gasoline spills immediately • Do not use oil absorbent (oil-dry) • Keep heat sources away from exposed fuel system parts • Disconnect batteries before working on fuel system parts • Keep batteries disconnected during repairs

16. Fires (Cont.) • Properly store oily rags • Store combustibles in fire cabinet • Fire extinguishers • Know locations • How to properly use • Always use correct type

17. Fire Classifications • Classified by burning material • Type A • Wood, paper, plastic, or cloth • Type B • Burning liquids • Type C • Electrical equipment • Type D • Burning metals

18. Fire Extinguisher Types • Soda-acid • Type A fire only • Pressurized water • Type A fire only • Carbon dioxide • Type B or C fire only

19. Fire Extinguisher Types (Cont.) • Foam • Type A or B fire only • Dry chemical • Multipurpose type (Type A, B, or C fire only) • Ordinary BC type (Type B or C fire only) • Dry chemical (granular-type material) • Type D fire only

20. Explosions • Rapid, almost instant, combustion of material that causes powerful shock wave • Sources • Hydrogen gas around car batteries • Fuel tanks • Special sodium-filled engine valves • Welding tanks • Propane-filled bottles

21. Explosions (Cont.) • Always wear proper eye and face protection when working around batteries • Prevents • Blindness • Facial cuts • Acid burns • Scars (Snap-on Tool Corp.)

22. Asphyxiation • Caused by breathing in toxic or poisonous substances • Symptoms • Dizziness • Headaches • Vomiting • Death • Exhaust gases are poison • Proper ventilation

23. Asphyxiation (Cont.) • Other harmful substances if inhaled • Asbestos • Parts cleaners • Paint spray • Working around airborne impurities • Wear proper respirator (Lab Safety)

24. Chemical Burns • Burns to skin • Solvents • Battery acid • Corrosive substances • Decarbonizing throttle body cleaner • Wear proper protective gear

25. Electric Shock • Result of electric current passing through parts of body • May cause injury or death • Never use tool that does not have functional ground prong • Never use an electric tool on wet shop floor

26. Hybrid Safety • Hybrid vehicles use high-voltage motor-generator and HV battery pack • Operate on 300−600 volts • Always follow manufacturer's instructions and safety rules • Wear rubber electrician’s gloves • Use insulated tools • Disconnect or disable batteries during service

27. Physical Injury • Result from hundreds of different accidents • Cuts • Broken bones • Strained back • Evaluate every repair technique • Take appropriate precautions • Use proper tool for job

28. General Safety Rules • Wear eye protection • Avoid anyone who does not take safety seriously • Keep shop organized • Dress appropriately • Never carry sharp tools in pocket • Wear full face protection when grinding or welding

29. General Safety Rules (Cont.) • Work like professional • Use right tool for job • Keep guards or shields in place • Lift with legs, not back • Use adequate lighting

30. General Safety Rules (Cont.) • Ventilate work area • Never stir up asbestos dust • Jack up a vehicle slowly and safely • Drive slowly in shop area • Report unsafe conditions

31. General Safety Rules (Cont.) • Stay away from engine fans • Respect running engines • Do not smoke in or near shop • Obtain permission and instruction before using unfamiliar equipment

32. Right-to-Know Laws • Give essential information and guidelines for safely working with hazardous materials • Technician’s responsibility • Read all printed material concerning handling of hazardous materials

33. Material Safety Data Sheets • Give detailed information for all products that present health or safety hazards • Available from product manufacturers

34. Material Safety Data Sheets (Cont.) (High-Temp Products Co.)

35. OSHA • Occupational Safety and Health Administration (OSHA) • Provides guidelines for safe operation of work sites • Establishes safety and work regulations for all industries

36. EPA • Environmental Protection Agency (EPA) • Regulates harmful materials • Requires proper • Labeling • Storage • Transport • Disposal