Figure 61 shows a typical power hacksaw and identifies its main parts, which are discussed below. When starting or stopping the saw, make sure the work is not touching the blade. Each year, power saws cause serious injuries, such as electrical shock, cuts, and lacerations, to thousands of workers. All power tools can be dangerous if both general and tool specific safety instructions are not followed carefully. Circular saw safety is incredibly important, because circular saws are one of the most versatileand commonpower tools on a construction site. Hand and power tool safety l office of risk management loss prevention unit difference between hand tools and power tools hand tools have no power source, other than the physical force applied by the user. Hand and occupational safety and health administration. Do not use a saw that vibrates or appears unsafe in any way. But, as with any type of tool or machine, these advantages can be realized only through proper application, proper maintenance, and user training. Powered circular saws are used for cutting different types and thicknesses of wood. Appropriate eye protection is essential and must be worn by the user and others nearby. It is recommended that the constantpressure control switch be regarded as the preferred device. Ripping saws machines that cut in the direction of the wood.
Finger amputations and cuts to the thigh and leg may happen if the operator does not know how to use the saw safely. Identify the major parts of the portable circular saw. These requirements apply to all university and their employees where the use of departments. Also, allow the saw blade to come to a complete stop before you withdraw the saw from the material being cut. Which of the following are not considered to be striking tools. Any tool that cannot be controlled with the switch is dangerous. Safe work procedure saw circular saw western engineering. Disconnect the plug from the power source before making any adjustments for changing accessories. Mini circular saw, hychika compact circular saw tile saw with 3 saw blades 4a pure copper motor, 3384500rpm ideal for wood, soft metal, tile and plastic cuts, laser guide, scale ruler.
If youve injured yourself using a power saw, visit a. The miter saw, sometimes called a chopsaw, is a carpenters tool that has found a home in the woodworking shop. Wear goggles or safety glasses with side shields, even if you wear a face shield. Do not use tool if switch does not turn it on or off.
Preoperation checklist for drill equipment checklist for drills. Its cuts arent always precise enough for furniture joinery, but they are plenty good for many tasks. Proper operation and maintenance greatly reduce the risk for injury when using chainsaws. Pass a written test on safety and operating procedures of the portable circular saw with 100 percent accuracy. There is always the risk of flying particles and dust with hand and power tools. Feel free to send us an email and we will get back to you immediately with a response. Shut off the saw or engage its chain brake when carrying the saw on rough or uneven terrain. This program is intended to comply with the occupational safety and health. It has taken the place of most of the operations previously done by a hand miter box or picture frame miter box. Make sure that moveable guards are working properly. Do not twist the saw to change, cut or check alignment. When beginning, let the saw reach full speed before cutting and support the work firmly so it wont shift.
Hand and power tool safety l office of risk management. Band saw safety rules emory environmental health and safety. Circular saw safety a 25minute dvd which addresses the importance of keeping the work area safe, developing good personal work habits while using circular saws. If the program outline is discussed before the video is.
All power hacksaw machines are basically similar in design. Power saw safety this easytouse leaders guide is provided to assist in conducting a successful presentation. Parts of the miter saw fence guard blade dust bag motor trigger miter saw blades large 10, 12 and 14 sizes material specific ideal for ceramic tile, porcelain, and slate cuts wood and plastic cuts metal safety concerns zero miter saw related deaths hand and finger cuts approximately 52,000 people nationwide injured by stationary power. He had finished the wood frame for an outside wall and began to trim the drywall with a power saw.
The saw should not be lifted from the bottom of the cut until the blade is fully stopped or the material may catch and kick away from the machine. Cutoff machine safety manual english 4 warning the power tool for illustrations and definitions of the parts of the cutoff machine, see the chapter main parts. Keep your body positioned to either side of the saw blade. Stock must be well supported so the kerf will not close, bind the blade, and. Disconnect the plug from the power source or remove the battery pack from the drill before inspecting, adjusting, cleaning or repairing it. Competencies given a properly adjusted table saw, instruction and demonstration of use, each student will be able to. Hand and power tool safety em 38511 section hand and power tools. Powered circular saw safety texas construction safety group. Check lower guard for proper closing before each use. Check the drill for misalignment or binding of moving parts. Hand and power tool safety university of tennessee.
Inspect the power cord of your saw before use to insure there are no breaks or cuts in the jacket, and that the plug is not damaged. They are also potentially dangerous if not used correctly and carefully. Base the base of the saw usually contains a coolant reservoir and a pump for conveying the coolant to the work. Wear safety glasses and other appropriate personal protective equipment. Look for nails, spikes or other metal in the tree before cutting. Keep your hands away from the blade, wear ear and eye protection, and wait for the blade to stop spinning before raising the blade after a cut. Evolution power tools evosaw380 15inch steel cutting chop saw. Basic safety features like a blade guard are standard on all. Lower a table saw blade below the table top when finished. The purpose of this guidance document is to promote the safe use of, and to reduce the likelihood of injuries involving hand or power tools. Do not cut materials without first checking for obstructions or other objects such as nails and screws. General safety rules danger keep hands away from cutting area behind the saw blade since kickback could cause the saw to jump backwards over your hand.
Competencies given a properly functioning portable circular saw, accessories, instruction and demonstration of use, each student will be able to. Band saw safety rules emory environmental health and. Special attention toward hand and power tool safety is necessary in order to reduce or eliminate these hazards. If you have any condition that might be aggravated by strenuous work, check with your doctor before operating this chain saw. Some of these tools can be used for ripping cutting wood in the direction of the wood grains. Never look away from your work when operating a power saw. Hand and power tools pdf files you can use in your safety training programs. You must eliminate or minimise risks to health and safety, so far as is. Unit snrc job hazard analysis jha referencesfsh 6709. Chainsaws are efficient and productive portable power tools used in many industries. Make sure to hold the saw with two hands when operating. Table saw competencies identify the major parts of the table. Table saw safety a 19minute dvd which addresses proper workspace setup, the basics of making cuts, general. These tools can do more than just injure a workerthey can kill.
Machinery safety there is a lack of common understanding in the industries of applying proper safety technologies for machines dangerous to hands. Inspect the drill and power cord for damage prior to each use. Because a chainsaw is a highspeed woodcutting tool, some special safety precautions must be observed as with any other power saw to reduce the risk of. Air tools and air tool safety air tools and air tool safety air tools are designed to provide increased productivity, long service life, and safe operation. On chop saws and power miter machines, always wait until the blade comes to a complete stop, before removing material. Miter saw safety rules emory environmental health and. Such prevention safety measures reduce the risk of starting the tool accidentally. If cross cutting is done on a table saw, a miter gauge is used. When the saw unit is in its rest position, access to the cutting area of the saw blade should be prevented by. Work area safety ensure the area is marked and that there are no people in the immediate area.
Remember this read the owners manual before you first use a saw. Because a chainsaw is a highspeed woodcutting tool, some special safety precautions must be observed as with any other power saw to reduce the risk of personal injury. Hand and power tool guidelines gs91 page 1 hand and portable power tool safety guidelines. Never use a miter gauge and rip fence at the same time, unless a stopped guide is used. Panel saw safety and operation notice rules and guidelines listed on this page are only reminders. Safety tips for power saw use hand surgery center in. Hand and power tools 6 laminate trimmers, nibblers, shears, and scroll saws. View and download powerpoint presentations on table saw safety ppt. This course is designed to present to employees and employers. A brief description of the program and the subject that it addresses. Jig saw safety tips disston is committed to providing the highest quality products available on the market and we place the same commitment to the safety of our products and to the professionals and homeowners who use them. The sawstop has an advanced safety feature that has been talked about before, but its very expensive and its a table saw, which is good for some kinds of cuts and less good for. The presentation makes the point that this kind of information is just the first step in safe chain saw use. There are two main saw categories, depending on where the saw blade is mounted, either above the table or below the table upcutting.
Chop saw safety safety dos and donts for the safe operation of chop saws. Chainsaw safety clear away dirt, debris, small tree limbs and rocks from the saws chain path. The instruction manual store properly mandatory action sign prohibition sign if you ignore these prohibitions, it may lead to serious or fatal injury. With that in mind, we are proud to offer advice and best practices for safe use of our tools and accessories.
These requirements apply to all university and their employees where the use of departments hand or power tools are in use or will be used. Pass a written test on safety and operating procedures of the table saw with a minimum of 100% accuracy. Some brands such as the cutters edge are equipped with a depth gauge and guard. The blade runs over wheels above and below a table, allowing wood to be cut where. Find powerpoint presentations and slides using the power of, find free presentations research about table saw safety ppt. Read and follow all safety precautions in current owners.
Careless or improper use may cause serious or even fatal injury. The very tool that makes their job easy and efficient may one day be the cause of a tragic accident. Also make certain to position the cord so it does not get near the turning blade or get damaged by falling material. Do not use this machine unless you have been trained in its safe use and operation. Never disable safety guards, and always read instructions first. Always wear safety goggles or safety glasses with side shields complying with the current national standard and a full face shield when needed. Do not carry the saw with a finger on the trigger switch. Table saw competencies identify the major parts of the.
Safe use of poweroperated crosscut saws wis35 pdf hse. It is good to be reminded of commonsense safety practices. Crosscutting on a table saw involves pushing the wood through the blade, instead of the blade through the wood. Additional safety measures keep hands out of the line of the cut. Radial arm saws, chop saws, power miter saws, compound miter saws, panel saws, handheld circular saws and table saws. Persons must read lab safety manual, machine manual, and be trained by wrl manager. Hand tools include anything from axes to hammers, and screwdrivers to wrenches. For a downloadable pdf version of an owners manual, please click the following link. As a general rule follow the safe practices listed below. The reservoir contains baffles which cause the chips to settle to the bottom. Shut off the saw or engage its chain brake when carrying the saw on.
Attach a brake to the motors arbor to stop the saw from coasting after the power has been cut off, or have the operator remain at the saw station after the motor is shut off, until the blade stops turning. Power tools because power tools are so common in construction, workers are constantly exposed to a variety of hazards. Other handheld power tools such as circular saws having a. If the saw stalls, switch off the power and unplug the tool before trying to restart it. Taming one of the industrys most dangerous power tools. Hand and power tool safety hand and power tools can be very hazardous in construction and have the potential for causing severe injuries when used or maintained improperly. Listeners should be aware that supervised practice, thoughtful planning of chain saw. Portable power tools safety quiz successfully completes the heads up. They can be dangerous and should be used with caution. Working safely with chainsaws occupational safety and. Safety precautions because a chain saw is a highspeed, fastcutting power tool, special safety precautions must be observed to reduce the risk of personal injury. Do not use chisels with a mushroom head use only hammers that are designed for use with chisels do not carry the saw by the blade do not use any saw that has a dull saw blade keep control of the saw by releasing downward pressure at the end of each stroke screwdrivers always ensure the.