Craftsman 900277230 User Manual ANGLE GRINDER Manuals And Guides 1006464L
User Manual: Craftsman 900277230 900277230 CRAFTSMAN ANGLE GRINDER - Manuals and Guides View the owners manual for your CRAFTSMAN ANGLE GRINDER #900277230. Home:Tool Parts:Craftsman Parts:Craftsman ANGLE GRINDER Manual
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158818-03 © INSTRUCTION MANUAL MODEL NO. 900.277230 CRRFi'$MnHo 4 1/2" ANGLE GRINDER CAUTION" Read Rules for Safe Operation and Instructions Carefully Introduction Operation Maintenance Repair Parts 158818-03 Form No. 158818-03 sold by SEARS, ROEBUCKAND CO., Hoffman Estates, IL 60179 U.S.A. (MAY95-CD-8) PRINTED IN U.S.A. FULL 0 If this Sears Angle it to any Sears If this Sears days from ONE Grinder YEAR fails to give complete store in the United Angle Grinder WARRANTY States ON SEARS satisfaction and Sears is used for commercial 4 1/2" within will repair or rental ANGLE GRINDER one year from the date of purchase, it or replace purposes, return it, free of charge. the warranty applies for only ninety (90) the date of purchase. This warranty _====, gives you specific SEARS, legal rights ROEBUCK and you may also AND CO, D817WA, have other HOFFMAN rights which ESTATES, vary from state to state. IL 60179 ) INTRODUCTION Designed with all of the rugged dependability for which Sears is famous, your new grinder is sure to give you years of reliable service. Features like Double Insulation, a built-in Spindle Lock, and an included Depressed Center Wheel (so you're ready to work right IMPORTANT SAFETY WARNING: When using should always be followed personal injury, including away) make your new grinder a real value for grinding and sanding most metals and masonry. Please take the time to read this informative instruction manual and pay particular attention to the safety instructions we've included for your protection. 7. INSTRUCTIONS electric tools, basic safety precautions to reduce risk of fire, electric shock, and layers tools are constructed of electrical between or one double you and the tool's electrical lation system equipped are not intended with a two prong cords without NOTE: insulation concern cautions when POLARIZED As a result, your tool is permits a ground you to use extension connection. this tool. The insulation SERVICING Repair of insulation does not take the place of normal safety pre- operating WHEN MENT PARTS. thickness to be grounded. plug which protection against injury resulting failure within the tobl. CAUTION: with two separate system. Tools built with this insu- for maintaining Double insulation throughout or replace from a possible system USE ONLY IDENTICAL damaged is for added electrical insulation REPLACE- cords. Polarized plugs (one blade is wider than the other) are used on equipment to reduce the risk of electric shock. When provided, this plug will fit into a polarized outlet only one way. If the plug does not fit fully into the outlet, reverse the plug. If it still does not fit, contact trician to install the proper outlet. Do not change SAFETY 1. 2. 3. 4. 5. 6. INSTRUCTIONS KEEP WORK AREA FOR CLEAN. ALL Cluttered a qualified elec- the plug in any way. TOOLS areas and benches invite injuries. CONSIDER WORK AREA ENVIRONMENT. Don't expose power tools to rain. Don't use power tools in damp or wet locations. Keep work area well lit. Do not use tool in presence of flammable liquids or gases. GUARD AGAINST ELECTRIC SHOCK. Prevent body contact with grounded surfaces. For example; pipes, radiators, ranges, and refrigerator enclosures. KEEP CHILDREN AWAY. Do not let visitors contact tool or extension cord. All visitors should be kept away from work area. STORE IDLE TOOLS. When not in use, tools should be stored in dry, and high or locked-up place -- out of reach of children. DON'T FORCE TOOL. It will do the job better and safer at the rate for which it was intended. to do the not intended. 9. USE SAFETY is dusty. GLASSES. Also use face or dust mask if operation 10. DON'T ABUSE CORD. Never carry tool by cord or yank it to disconnect from receptacle. Keep cord from heat, oil, and sharp edges. 11. SECURE WORK. Use clamps or a vise to hold work. It's safer than using your hand and it frees both hands to operate tool. 12. DON'T OVERREACH. Keep proper footing and balance at all times. 13. MAINTAIN TOOLS WITH CARE. Keep tools sharp and clean for better and safer performance. Follow instructions for lubricating and changing accessories. Inspect tool cords periodically and if damaged, have repaired by authorized service facility. Inspect extension cords periodically and replace if damaged. Keep handles dry, clean, and free from oil and grease. 14. DISCONNECT OR LOCK OFF TOOLS when not in use, before servicing, cutters. PLUGS Don't force small tool or attachment tool. Don't use tool for purpose DRESS PROPERLY. Do not wear loose clothing or jewelry. They can be caught in moving parts. Rubber gloves and non-skid footwear are recommended when working outdoors. Wear protective hair covering to contain long hair. READ ALL INSTRUCTIONS Double insulated TOOL. 8. the following: DOUBLE INSULATION USE RIGHT job of a heavy-duty and when changing accessories, such as blades, bits, 16. REMOVE ADJUSTING KEYS AND WRENCHES. Form habit of checking to see that keys and adjusting wrenches are removed from tool before turning it on. 17. AVOID UNINTENTIONAL STARTING. Don't carry tool with finger on switch. Be sure switch is off when plugging in. 18. EXTENSION CORDS. Make sure your extension cord is in good condition. When using an extension cord, be sure to use one heavy enough to carry the current your product will draw. An undersized cord will cause a drop in line voltage resulting in loss of power and overheating. The following table shows the correct size to use depending on cord length and nameplate ampere rating. If in doubt, use the next heavier gage. The smaller the gage number, the heavier the cord. Minimum Gage for Cord Sets Volts 120V 240V Ampere More Than 0 6 10 12 0-25 0-50 Total Length of Cord in Feet 26-50 51-100 101-150 51-100 101-200 201-300 Rating Not more Than 6 10 12 16 AWG 18 18 16 14 16 16 16 12 16 14 14 12 14 12 Not Recommended .... 19. OUTDOOR USE EXTENSION doors, use only extension marked. CORDS. cords intended When tool is used out- AUXILIARY for use outdoors An auxiliary handle is furnished with your grinder and can be screwed into either side or the top of the front housing, as shown in Figure 3. This handle SHOULD BE USED AT ALL TIMES to maintain complete control of the tool. and so 20. STAY ALERT. Watch what you are doing. Use common sense. Do not operate tool when you are tired. 21. CHECK DAMAGED PARTS. Before further use of the tool, a HANDLE (FIG. 2) guard or other part that is damaged should be carefully checked to determine that it will operate properly and perform its intended function. Check for alignment of moving parts, binding of moving parts, breakage of parts, mounting, and any other conditions that may affect its operation. A guard or other part that is damaged should be properly repaired or replaced by an authorized service center unless otherwise indicated elsewhere in this instruction manual. Have defective switches replaced by authorized service center. Do not use tool if switch does not turn it on and off. ADDITIONAL SAFETY INSTRUCTIONS FOR GRINDERS 1. ALWAYS WEAR EYE PROTECTION. 2. KEEP GUARDS IN PLACE. 3. Use only grinding wheels having a maximum operating speed at least high as "No Load RPM" marked on the tool's nameplate. 4. Before using, inspect recommended accessory for cracks or flaws. If such a crack or flaw is evident, discard the accessory. The accessory should also be inspected whenever you think the tool may have been dropped. 5. When starting the tool (with a new or replacement wheel installed) hold the tool in a well protected area and let it run for one minute. If the wheel has an undetected crack or flaw, it should burst in less than one minute. Never start the tool with a person in line with the wheel. This includes the operator. 6. In operation, avoid bouncing the wheel or giving it rough treatment. If this occurs, stop the tool and inspect the wheel. 7. ALWAYS USE GUARDS with depressed center wheels or flaring cup grinding wheels. 8. Clean your tool out periodically. 9. CAUTION: Some wood contains preservatives such as copper chromium arsenate (CCA) which can be toxic. When sanding these materials extra care should be taken to avoid inhalation and minimize skin contact. FIG. 2 OPERATION SANDING WITH ABRASIVE DISCS (FIG. 3) TO INSTALL ABRASIVE DISCS: Be sure that the tool is turned off and unplugged. Push the hub of the Disc Nut through the center of the Sanding Disc, as far as it will go, and also through the Backing Disc. Put the assembled discs on the tool spindle and engage the Disc Nut into the Disc Nut Hub. Thread the assembly clockwise, completely down on the spindle. Engage the lock pin to lock the spindle in place. SAVE THESE INSTRUCTIONS SWITCH OPERATION (FIG. 1) To start the grinder push the Switch Lock-Off Button forward and squeeze the trigger switch. To turn the tool off, release the switch. To lock the switch on for continuous operation, depress the trigger switch and hold while you push in the Lock-On button at the end of the handle shown in Figure 1. Hold the Lock-On button in as you release the trigger switch. To turn the tool off from a locked on position, squeeze and release the trigger switch once. DO NOT STORE THE TOOL WITH THE SWITCH LOCKED ON... To do so will cause the tool to start immediately Damage or personal injury may result. LOCK-ON the next time it is plugged in. BACKING DISC BUTTON SANDING DISC © © (_ \ FIG. 1 TRIGGER SWITCH DISC NUT FIG. 3 SWITCH LOCK-OFF BU]-I'ON When using an abrasive disc, hold the tool so that an angle of 10° to 15° exists between the disc and the work, as shown in Figure 4. If only the outer edge of the sanding disc is used a rough cut surface will result. If the sanding disc is pressed flat against the work the sanding action will be irregular and bumpy, and the tool will be difficult to control. 3 FIG. 5 WRONG • i LE RAISED PORTION OF FLANGE TOWARD SPINDLE WRONG I BACKING FLANGE RAISED PORTION OF WHEEL TOWARD FLANGE RIGHT DEPRESSED I CENTER WHEEL 10 ° tO 15° _--.-RAISED FIG. 4 _ REMOVING DISC SHER TURN OFF AND UNPLUG TOOL Using a cloth or glove to protect your hand, turn the disc assembly counter-clockwise to remove it from the tool spindle. Hold the spindle in place by engaging the Lock Pin. GRINDING WITH DEPRESSED Depressed center wheels may be used for moderate flat or contoured surfaces. TO INSTALL 1. Never use Depressed DEPRESSED WRENCH metal removal on Center Wheels without the proper WIRE CUP AND KNOTTED WIRE WHEEL BRUSHES Commonapplications forknottedwire cupbrushesincludecleaningwelds, angles,cornersandpaint removal.Usageof the knottedwire wheelbrush isthe same as the wirecupbrush.Theycan also beusedtofinish irregular surfaces andcorners. 1. Disconnect tool from power source. Rest Grinder on its back with spindle facing up. 2. Ensure that the rated speed of the wire brush is equal to or higher than the rated speed of the grinder found on the nameplate. 3. Thread wire cup brush onto spindle and tighten. CENTER WHEELS: Be sure tool is disconnected from power supply and switch is in "OFF" position. 2. WHEEL CENTER WHEELS (FIG. 5) CAUTION: guard. SHOULDER TOWARD Be sure the guard assembly is securely attached to the spindle housing. 3. Put the backing flange onto the tool spindle as shown. 4. Check rated speed on depressed center wheel. Never use wheel with rated speed lower than the speed in the on the nameplate of the tool. 5. Place the Depressed 6. Thread the Clamp Washer on tool spindle as shown. Hold the tool spindle by engaging the Lock Pin, and tighten Clamp Washer with Wrench. Center Wheel on the tool spindle MAINTENANCE OF TOOL CLEANING as shown. When using a Depressed Center Wheel, hold the tool so that an angle of approximately 30 ° exists between the wheel and the work. - Blowing dust and grit out of the motor housing using compressed air is a necessary regular maintenance procedure. Dust and grit containing particles from metal grinding often accumulate on interior surfaces and could create an electrical shock hazard if not frequently cleaned out. CAUTION: Never use solvents or other harsh chemicals for cleaning the non-metallic parts of the tool. Use clean, dry rag only. LUBRICATION Sears tools are properly lubricated at the factory and are ready for use. Tools should be relubricated regularly every sixty days to six months, depending on usage. (Tools used constantly on production or heavyduty jobs and tools exposed to heat may require more frequent lubrication.) This lubrication should only be attempted by trained power tool repairpresons such as those at Sears Service Centers or in other qualified service organizations. MOTOR BRUSHES Your toolisequipped withaspecial brush system. When thebrushes become worn out,thetoolwillautomatically stopandprevent damage to themotor. Brush replacement should beperformed bySears Service Centers orother qualified service organizations. RECOMMENDED ACCESSORIES See your local Sears Store for a wide array of accessories. Accessory Type Notes * DEPRESSED CENTER WHEELS USE GUARD SUPPLIED WITH TOOL SANDING Use for moderate metal & masonry removal on flat or contoured surfaces. Use for smoothing welds, and sharp edges, and automotive body work. DISCS WIRE BRUSHES Usages MAX. 4" KNOTTED WHEEL MAX. 3" CUP WHEEL Use for rust removal and surface preparation before painting. *Depressed Center Grinding Wheels must fit within the confines of the guard and must be rated higher than the recommended speed as marked on the nameplate. WARNING--For safe operation, always use proper guards when grinding and wear eye protection. CAUTION: The use of any other accessory or attachment those recommended in this manual may be hazardous. other than IMPORTANT To assure product SAFETY and RELIABILITY, repairs, maintenance and adjustment, (including brush inspection and replacement) should be performed by Sears Service Centers or other qualified service organizations, always using Sears replacement parts. 0 (*'3 I'-. p... O4 d 0 e- .o r- nIJJ n,i ,_=d d (:3 Z ._J LLI 8 nLIJ r", Z 0 l(J A >.-I Z n- 0 r_ u --L m I (n z . E _o m ILl o] o ._ Or} Z LI.I r'e*"0 Of_ - N _8 oooooooo Eh_ _m m® _c _o Z nUJ r_ nO O9 in- m ¢3 LLI _ ........ .-4 _n _._c _ _o z ,,_ ® _ _. "6"-6 oo oo O. nO 14. LIJ Z O. v (J a_ UJ LLI O0 I- .,.., cO LL. nO 7 ® INSTRUCTION MANUAL SERVICE MODEL NO. 900.277230 HOW TO ORDER REPAIR PARTS 4 1/2" ANGLE GRINDER Now that you have purchased your 4 1/2" Angle Grinder, should the need ever exist for repair parts or service, simply contact any Sears Service Center and most Sears, Roebuck and Co. stores. Be sure to provide all pertinent facts when you call or visit. The model number of your 4 1/2" Angle Grinder will be found on the plate attached to the field case. WHEN ORDERING THE FOLLOWING REPAIR PARTS, INFORMATION: ALWAYS GIVE • PART DESCRIPTION • PART NUMBER • NAME OF ITEM ° MODEL 4 1/2" Angle Grinder NUMBER 900.277230 All parts listed may be ordered from any Sears Service Center and most Sears stores. If the parts you need are not in stock locally, your order will be electronically transmitted to a Sears Repair Parts Distribution Center for handling. 158818-03 sold by SEARS, ROEBUCK AND CO., Hoffman Estates, IL 60179 U.S.A.
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