Safety # 4Personal Protective Equipment Series of Safety Presentations include: 1 = Facility 2 = Shop Equipment + Tools 3 = Vehicle Lifting 4 = Personal Protective Equipment 5 = Fire Safety + Hazmat
Personal Protection • Make sure loose clothing and long hair are tucked safely away. • Jewelry should not be worn. • Wear steel-toed shoes to help protect your feet. NO OPEN TOED SHOES! • Wear a respirator if you need to.
KNOWLEDGE CHECK A respirator is a: • Type of chemical burn • Machine guard • Filter mask • Battery guard device • C = Filter mask
Protecting Your Eyes • Eye protection is necessary in the automotive shop. • The best policy is to wear them whenever you are working. • Wear a full face shield when conditions warrant.
PERSONAL PROTECTIVE EQUIPMENTSafety Glasses • The most important personal protective equipment (PPE) a technician should wear all the time are safety glasses, which meet standard ANSI Z87.1. FIGURE 1-1 Safety glasses should be worn at all times when working on or around any vehicle or servicing any component.
KNOWLEDGE CHECK • Technician A says that safety glasses should be worn at ALL times in the shop. Technician B says safety glasses need to have an approved safety lens and side protection. Who is correct? • Technician A only • Technician B only • Both Technicians A and B • Neither Technician A nor B • C- Both
KNOWLEDGE CHECK All safety glasses should meet the standards set by _____. • ANSI • SAE • ASE • DOT Answer: A - ANSI
Ear Protection • Hearing damage happens over time. • You cannot recover from the damage done. • Wear hearing protection when needed.
KNOWLEDGE CHECK • Ringing in the ears and headaches could be a sign of: • Carbon monoxide breathed into the lungs • Too much noise • Too much oxygen • Too much nitrogen • B = too much noise
KNOWLEDGE CHECK Hearing protection should be worn anytime the noise level exceeds _____. • 60 dB • 70 dB • 80 dB • 90 dB Answer: D = 90dB
PERSONAL PROTECTIVE EQUIPMENTGloves • Wear gloves to protect your hands from rough or sharp surfaces. • Latex surgical gloves. • Vinyl gloves. • Polyurethane gloves. • Nitrile gloves. • Mechanic’s gloves. FIGURE 1-3 Protective gloves such as these vinyl gloves are available in several sizes. Select the size that allows the gloves to fit snugly. Vinyl gloves last a long time and often can be worn all day to help protect your hands from dirt and possible hazardous materials.
Skin Protection • Wear nitrile gloves to help protect against chemicals used in the shop. • Some chemicals are absorbed directly into the skin.
PERSONAL PROTECTIVE EQUIPMENTSteel-Toed Shoes FIGURE 1-2 Steel-toed shoes are a worthwhile investment to help prevent foot injury due to falling objects. Even these well-worn shoes can protect the feet of this service technician.
PERSONAL PROTECTIVE EQUIPMENTBump Cap • Service technicians working under a vehicle should wear a bump cap to protect the head against under-vehicle objects and the pads of the lift. FIGURE 1-4 One version of a bump cap is this padded plastic insert that is worn inside a regular cloth cap.
KNOWLEDGE CHECK What do you call the service technician’s protective head cover? • Cap • Hat • Bump cap • Helmet Answer: C – bump cap
PERSONAL PROTECTIVE EQUIPMENTHands, Jewelry, and Clothing • Remove jewelry that may get caught on something or act as a conductor to an exposed electrical circuit. FIGURE 1-5 Remove all jewelry before performing service work on any vehicle.
KNOWLEDGE CHECK • Technician A says safety glasses are only necessary when working with power tools. Technician B says to remove jewelry when performing automotive service. Who is correct? • Technician A only • Technician B only • Both Technicians A and B • Neither Technician A nor B • B = Technician B only
KNOWLEDGE CHECK • Which of these is not a good tip when dressing for work? • Roll up long sleeve shirts • Make sure all jewelry fits well and is secure from getting caught in machines • Secure long hair • Do not carry sharp tools in your pocket • A = Sleeves can roll down – get caught
KNOWLEDGE CHECK • When working in the automotive shop, never: • Wear rings of other jewelry around the wrists, hands or long chains around neck, etc. • Use compressed air to remove dirt from clothing • Use tools that are in need of repair or broken • All of the above • D= all of the above
HAND SAFETY • Service technicians should wash their hands with soap and water after handling engine oil or differential or transmission fluids, or wear protective rubber gloves. FIGURE 2-4 Washing hands and removing jewelry are two important safety habits all service technicians should practice.
KNOWLEDGE CHECK When washing hands, the water should be at what temperature? • 98°F (37°C) • 110°F (43°C) • 125°F (52°C) • 135°F (57°C) Answer: B – 110° F
Back Protection • Lift with your legs, not your back. • Keep your back straight while lifting. • Ask for help with heavy loads.
KNOWLEDGE CHECK • When lifting heavy objects, always lift with the: • Legs • Back • Neck • Arms only • A = Legs
SAFETY TIPS FOR TECHNICIANS • When lifting any object, get a secure grip with solid footing. • Do not twist your body when carrying a load. • Ask for help when moving or lifting heavy objects. • Push a heavy object rather than pull it.
SAFETY TIPS FOR TECHNICIANS • Always connect an exhaust hose to the tailpipe of any running vehicle to help prevent the buildup of carbon monoxide inside a closed garage space. • When standing, keep objects, parts, and tools with which you are working between chest height and waist height. • Always be sure the hood is securely held open.
HYBRID VEHICLE SAFETY • Various systems • Can be very high voltage (over 650 AC) • Must use the proper safety equipment • Read warning labels • High voltage wires are ORANGE
Safety PrecautionsAlways keep in mind that the high-voltage batteries for an HEV can produce sufficient voltage and current to severely injure or kill. Always wear appropriate personal protective equipment (PPE) and use approved safety procedures when working around these batteries.
The high-voltage battery pack produces 244 volts and consists of 34 nickel metal hydride modules, each of which contains six 1.2-volt cells. The battery pack is located behind the rear passenger seat backs.
KNOWLEDE CHECK • Technician A says to use lineman’s gloves when servicing the high voltage system on hybrid electric vehicles. Technician B says hybrid vehicles have a plug to disable the high voltage system before service. Who is correct? • Technician A only • Technician B only • Both Technicians A and B • Neither Technician A nor B • C = Both Technicians