Woodstock M1051 User's Manual
Contents
1. Figure 6 Wheel installation order M1051 6 Bench Grinder Test Run Once your machine is mounted and assembled you should perform a test run to make sure it works properly To perform a test run do these steps 1 Make sure all tools are removed from the grinder area 2 Make sure the switch is in the OFF position 3 Plug the grinder into the power source 4 Move the switch to the ON position e Under normal conditions the grinder will make a loud humming noise with only minor vibration e If you hear or see anything unusual with the grinder turn it OFF unplug it and troubleshoot the cause the problem If you CANNOT determine the source of the problem call our tech support BEFORE starting the machine again 10 DO NOT investigate problems or adjust AWARNING P the bench grinder while it is running Wait until the machine is turned OFF unplugged andthe spindle has come to a complete stop before proceed ing M1051 6 Bench Grinder OPERATIONS General Your Model M1051 Bench Grinder will allow you to per form many types of grinding and buffing operations However the following section is not a complete guide every possible task variation We strongly recommend that you read books trade mag azines or seek formal training before attempting any grinding or buffing operations in which you are not con fident with Above2. 4 N Hex Bolt MB8 1 25 X Ts 4 O Right hand Tool Rest sun 1 Left hand Tool Rest Not Shown 1 P 6 Bench Grinder Unit Not Shown 1 Should any part be missing examine the packaging carefully to be sure those parts are not among the packing materials If any parts are missing find the part number in the back of this manual and contact Woodstock International Inc at 360 734 3482 or at tech support shopfox biz Figure 3 Inventory M1051 6 Bench Grinder Shop Preparation e Working Clearances Consider existing and anticipated needs size of material to be processed AC AUTION through the machine and space for other machinery when establishing a location for your new machine e Lighting Lighting should be bright enough to eliminate shadow and prevent eye strain e Electrical Electrical circuits should be dedicated Outlets should be located near the machine so power or extension cords are clear of high traffic areas Follow local electrical codes for proper MAKE your shop child safe Ensure installation of new lighting outlets or circuits that your workplace is inaccessible to youngsters by closing and locking all e entrances when you are away NEVER Mounting allow untrained visitors in your shop The 6 Bench Grinder should be m
3. OP FOX QUES SH 5 M1051 6 Bench Grinder Troubleshooting This section covers the most common problems and corrections with this type of machine WARNING DO NOT make any adjustments until power is disconnected and moving parts have come to a complete stop PROBLEM POSSIBLE CAUSE CORRECTIVE ACTION Motor will not start fuses 1 Open circuit in motor or loose 1 Inspect repair all lead connections on motor for loose or open or circuit breakers blow connections connections 2 Start capacitor is at fault 2 Replace start capacitor 3 Short circuit in motor or loose 3 Inspect all connections on motor for loose or shorted terminals or connections worn insulation 4 Incorrect fuses or circuit breakers 4 Install correct fuses or circuit breakers in power supply Motor overheats stalls 1 Motor overloaded 1 Reduce load on motor resulting in blown fuses or tripped circuit 2 Short circuit in motor or loose 2 Inspect connections on motor for loose or shorted terminals or connections worn insulation 3 Depth of cut too great 3 Slow down the rate of movement of the workpiece into wheel Wavy condition on surface 1 Machine vibrating 1 Make sure machine is securely mounted on a solid surface of workpiece 2 Workpiece is not held in place 2 Use a holding device to firmly retain the workpiece firmly 3 Wheel face uneven 3 Dress the grinding wheel 4 Wheel is too hard 4 Use
4. e other condition that could hamper the safe 53 N operation of this machine i i 1 MAKE SURE that your machine is Lubrication amp Cleaning unplugged during all maintenance pro This grinder has sealed bearings that require no user cedures If this warning is ignored seri lubrication ous personal injury may occur The grinding wheel should be inspected before every use Use the ring test method noted in the Grinding Wheel section in Changing Grinding Wheels on Page 13 to verify the structural integrity Take care in storing grinding wheels to keep them free from potential dam age by being dropped or having other items drop on them Replace the wheel when the wheel diameter is reduced to 4 Operating at anything less than this diameter does not allow the proper alignment of the Tool Rest and the Eye Shield and the grinding wheel may fly apart Depending on the type of grinding you do the grinding wheel may require periodic dressing There are several different types of wheel dressing devices available on the market Use a suitable diamond or silicon carbide stick type dresser Sweep it smoothly and evenly several times across the face of the wheel Dressing restores the abrasive quality of the wheel surface plus it will bring the wheel edge back to a square form Refer to the instructions which accompany your dressing accessory for complete detail on wheel dressing 14 0 PSTO E gt
5. Inc warrants all SHOP FOX machinery to be free of defects from work manship and materials for a period of two years from the date of original purchase by the original owner This warranty does not apply to defects due directly or indirectly to misuse abuse negligence or accidents lack of maintenance or reimbursement of third party expenses incurred Woodstock International Inc will repair or replace at its expense and at its option the SHOP FOX machine or machine part which in normal use has proven to be defective provided that the original owner returns the product prepaid to the SHOP FOX factory service center or authorized repair facility designated by our Bellingham WA office with proof of their purchase of the product within two years and provides Woodstock International Inc reasonable opportunity to verify the alleged defect through inspection If it is determined there is no defect or that the defect resulted from causes not within the scope of Woodstock International Inc s warranty then the original owner must bear the cost of storing and returning the product This is Woodstock International Inc s sole written warranty and any and all warranties that may be implied by law including any merchantability or fitness for any particular purpose are hereby limited to the duration of this written warranty We do not warrant that SHOP FOX machinery complies with the provisions of any law or acts In no event shall Woodstock
6. Then contact our service department or ask a qualified expert how the operation should be performed HABITS GOOD AND BAD ARE HARD TO BREAK Develop good habits in your shop and safety will M1051 6 Bench Grinder AWARNING A CAUTION READ and understand this USE this and other machinery with caution entire instruction manual and respect Always consider safety first before using this machine as it applies to your individual working Serious personal injury conditions No list of safety guidelines can may occur if safety and be complete every shop environment is operational information is different Failure to follow guidelines could not understood and fol result in serious personal injury damage lowed DO NOT risk your to equipment or poor work results safety by not reading 10 11 EYE PROTECTION Grinding causes small particles to become airborne at a high rate of speed ALWAYS wear safety glasses when using this machine MOUNTING TO BENCH STAND An unsecured grinder may become dangerously out of control dur ing operation Make sure grinder is FIRMLY secured to a bench stand before use WHEEL SPEED RATING Wheels operated at a faster speed than rated for may break or fly apart Before mounting a new wheel be sure the wheel RPM rating is equal or higher than the speed of the grinder WHEEL FLANGES Only use the flanges included with the grinder when mounti
7. e Lead from lead based paints e Crystalline silica from bricks cement and other masonry products e Arsenic and chromium from chemically treated lumber Your risk from these exposures varies depending on how often you do this type of work To reduce your exposure to these chemicals Work in a well ventilated area and work with approved safety equip ment such as those dust masks that are specially designed to filter out microscopic particles Contents INTRODUCTION consta etica a Woodstock Technical About Your New 6 Bench Grinder univ Standard Safety MiSthUCHONS an een Additional Safety Instructions for GFIDIOers u au a ELECTRICAL ne en re a en nee 110V Operation ae en a ee dees u a a a Extension Lords asien SOUTO ee see ee ee SET UP anne nenne Unpackitig ee essen E Ete MA SIS Inventory un a ee a nn T Shop Pre Dal AUG ee E MOUNEINS uns kn nn ne eee Tool Rest and Eye Shield une T TT Grinding Wheel Installation cri dd diana RE 10 OPERATIONS corran nn naar 11 GENE a a ae ae see TT TR Pm 11 Grinding Operations ar 11 Wheel Selection a 12 Changing Grinding Wheels user 13 MAINTENANCE nennen nenne 14 y nT MORE tas 14 Lubrication amp CleanllB anne 14 TrroubleshoOtlnBg suse oom nenne een man nenne 15 PARTS A id ia 16 M1051 Breakdance see
8. GRINDER FROM POWER 2 Disassemble grinder to the level shown in Figure 7 3 Use a 7 4 or 19mm open end wrench on the nut which holds the wheel on the arbor Hold the wheel from turning with the other hand Note The arbor shaft and nut on the left hand side of the grinder is a left hand thread so loosening it will require turning it clockwise 4 Install the new wheel in the order shown in Figure 8 and tighten the arbor nut snugly but do not over tighten or you will crack the wheel 5 Run a new wheel for at least 1 2 minutes while standing clear of the line of rotation If a wheel does have defects it will generally fail as soon as it gets up to full speed 13 Figure 8 Grinding wheel arrangement CAUTION NEVER assemble a grinding wheel on the arbor without paper or fiber discs between the wheel and the flange Omitting the discs can put uneven stress on the wheel causing it to crack and possibly fly apart ALWAYS ring test a wheel before assembly to make certain it has no cracks or flaws m gt O 2 Uu U Z lt Z Lu ke M1051 6 Bench Grinder MAINTENANCE General Check for the following conditions and repair or replace when necessary AWAR N N G e Loose mounting bolts N e Worn switch y e Worn or damaged cords and plugs e Cracked or loose grinding wheel
9. all your safety should come first This recommended research will pay off with increased safety improved work results and the knowledge to be a better metalworker Grinding Operations AWARNING NEVER grind non ferrous metals like aluminum brass copper bronze and others or the grinding wheel will load up overheat and can explode during opera tion AWARNING SS Operation of this equipment has the potential to propel debris into the air which can cause eye injury Always wear safety glasses or goggles when operating a grinder Everyday glasses or reading glasses are not safety glasses Be certain the safety glasses you wear meet the appropriate standards of the American National Standards Institute ANSI Once assembly has been completed your bench grinder is ready for use in the shop When mounting a new wheel or when there is any concern about wheel integrity stand away from the line of rotation of the wheel and then turn the grinder ON Allow the grinder operate for one minute If there is a problem it will generally occur when the grinder is first started If the grinding wheel is OK rest the workpiece on the tool rest and ease the workpiece into the grinding wheel Begin grinding without holding the workpiece in one spot 11 AWARNING DO NOT make adjustments while the grinder is running Ensure that the switch is OFF power is disconnected
10. and moving parts have stopped before making adjustments Failure to comply could result in serious injury or electrical shock hazard U m gt O 2 Un 174 Z O E 5 O M1051 6 Bench Grinder Wheel Selection Aluminum oxide and silicon carbide wheels are marked in a somewhat uniform manner by all the major manufacturers Understanding these markings will help you understand the capabilities of various wheels Always refer to the manufacturer s grinding recommendations when selecting a wheel for your project The basic format for wheel numbering is Prefix Abrasive Grit Grade Bond Tvpe Size Type 36 A 6 L V The most common abrasive types used are A for Aluminum Oxide and C for Silicon Carbide and occasionally SG for seeded gel The prefix is the manufacturer s designation for a particular type The grit size is a number referring to the size of the abrasive grain in the wheel The lower the number the coarser the wheel 10 is a very coarse wheel for roughing and 220 is usually the upper range for fine finish work Grade is an indication of the hardness of the wheel with A being softest to Z the hardest Bond Type refers to the type of bonding material used to hold the abrasive material Most general purpose wheels will have a V indicating Vitrified clay is used providing a high strength and good porosity The other most common is B for resin wher
11. 16 rn u ni nn 18 Warranty Registration aussen en 19 USE THE QUICK GUIDE PAGE LABELS TO SEARCH OUT INFORMATION FAST is NOILINGOULNI 1 1 313 51 JDNVNALNIVW SNOILVaYAdO LAS M1051 6 Bench Grinder INTRODUCTION Woodstock Technical Support We stand behind our machines In the event that a defect is found parts are missing or questions arise about your machine please contact Woodstock International Technical Support at 1 360 734 3482 or send e mail to tech support shopfox biz Our knowledgeable staff will help you troubleshoot prob lems send out parts or arrange warranty returns z O E Y gt a je 12 ke 2 If you need the latest edition of this manual you can download it from http www shopfox biz If you have comments about this manual please contact us at Woodstock International Inc Attn Technical Documentation Manager P O Box 2309 Bellingham WA 98227 About Your New 6 Bench Grinder Your new SHOP FOX 6 Bench Grinder has been specially designed to provide many years of trouble free service Close attention to detail ruggedly built parts and a rigid quality control program assure safe and reliable operation The Model M1051 6 Bench Grinder is great for grinding and buffing small projects The compact design and quiet operation allow it to be installed almost anywhere Woodstock International In
12. International Inc s liability under this warranty exceed the purchase price paid for the product and any legal actions brought against Woodstock International Inc shall be tried in the State of Washington County of Whatcom We shall in no event be liable for death injuries to persons or property or for incidental contingent special or consequential damages arising from the use of our products Every effort has been made to ensure that all SHOP FOX machinery meets high quality and durabil ity standards We reserve the right to change specifications at any time because of our commitment to continuously improve the quality of our products CUT ALONG DOTTED LINE Name Street City State Zip Phone Email Model Serial Dealer Name Warranty Registration Invoice Purchase Date The following information is given on a voluntary basis It will be used for marketing purposes to help us develop better products and services Of course all information is strictly confidential 1 9 How did you learn about us Advertisement Mail Order Catalog Friend Website How long have you been a woodworker metalworker _ 0 2 Years 2 8 Years __ 8 20 Years How many of your machines or tools are Shop _ 0 2 3 5 6 9 Do you think your machine represents a good value _ Yes Would you recommend Shop Fox products to a friend ____ Yes What is your age group 20 29 50 59 30 39 60 69 What is you
13. MODEL M1051 6 BENCH GRINDER OWNER S MANUAL Phone 1 360 734 3482 On Line Technical Support tech support shopfox biz COPYRIGHT MARCH 2006 BY WOODSTOCK INTERNATIONAL INC WARNING NO PORTION OF THIS MANUAL MAY BE REPRODUCED IN ANY SHAPE OR FORM WITHOUT THE WRITTEN APPROVAL OF WOODSTOCK INTERNATIONAL INC y 8020CR Printed in China Ah WARNING This manual provides critical safety instructions on the proper setup operation maintenance and service of this machine equipment Failure to read understand and follow the instructions given in this manual may result in serious personal injury including amputation electrocution or death The owner of this machine equipment is solely responsible for its safe use This responsibility includes but is not limited to proper installa tion in a safe environment personnel training and usage authoriza tion proper inspection and maintenance manual availability and comprehension application of safety devices blade cutter integrity and the usage of personal protective equipment The manufacturer will not be held liable for injury or property damage from negligence improper training machine modifications or misuse 4 WARNING Some dust created by power sanding sawing grinding drilling and other construction activities contains chemicals known to the State of California to cause cancer birth defects or other reproductive harm Some examples of these chemicals are
14. S If a machine is equipped with a three prong plug it must be plugged into a three hole grounded electrical receptacle or grounded extension cord If using an adapter to aid in accommodating a two hole receptacle ground using a screw to a known ground 4 WEAR EYE PROTECTION AT ALL TIMES Use safety glasses with side shields or safety goggles that meet the appropriate standards of the American National Standards Institute ANSI 5 AVOID DANGEROUS ENVIRONMENTS Do not operate this machine in wet or open flame environ ments Airborne dust particles could cause an explosion and severe fire hazard 6 ENSURE ALL GUARDS ARE SECURELY IN PLACE and in working condition 7 MAKE SURE SWITCH IS IN THE OFF POSITION before connecting power to machine 8 KEEP WORK AREA CLEAN free of clutter grease etc 9 KEEP CHILDREN AND VISITORS AWAY Visitors must be kept at a safe distance while operating unit 10 CHILDPROOF YOUR WORKSHOP WITH PADLOCKS master switches or by removing starter keys 11 STOP AND DISCONNECT THE MACHINE WHEN CLEANING ADJUSTING OR SERVICING 3 M1051 6 Bench Grinder 12 13 14 15 16 17 18 19 20 21 22 DO NOT FORCE TOOL The machine will do a safer and better job at rate for which it was designed USE CORRECT TOOL Do not force machine or attachment to do a job for which it was not designed WEAR PROPER APPAREL Do not wear loose clothing neck ties gloves je
15. ate 12 A W G copper grounding wire from the outlet to a known ground Under no circumstances should the ground ing pin from any three pronged plug be removed or serious injury may occur Figure 2 Never remove the grounding pin M1051 6 Bench Grinder OP FOX 5 SET UP Unpacking The SHOP FOX Model M1051 has been carefully pack aged for safe transporting If you notice the machine has been damaged please contact Woodstock International Technical Support at 1 360 734 3482 or send e mail to NOTICE If ordering replacement parts refer to the parts list and diagram in the back of the manual tech support shopfox biz Inventory The following is a description of the main components shipped with the SHOP FOX Model M1051 You should lay the components out to easily identify them Box Contents A Eye Shield ann 2 B Spark Breaker au nee 2 C Phlp Hd Scr M5 8 X 45 iissesesaeeesaete xut ede sidad es 2 D Flat Washer 5mm 2 E Flat Washer mm nen 2 Lock Washer 5MM 0cccccccccceeeeeessseseeeees 2 G Phlp Hd Scr MIR 2 H Lock Washer 5MM ccccccccccceeeseescceseeeees 2 L dex Nut M5 0 8 een 2 J Grinding Wheel rn eaa 1 K Grinding Wheel 60 Grit us 1 b Washer Simin eases eese texere METTE 4 M Lock Washer
16. c is committed to customer satisfaction in providing this manual It is our intent to make sure all information necessary for safety ease of assembly practical use and durabil ity of this product be included Machine Specifications Motor cM 1 3 HP 110V Single Phase DOU ON SPSS se re ee SE 3450 RPM Grinding Wheel Se une 6 X 1 2 to 3 4 Arbor DIMITTO DOT nee 1 2 NEEWEIOHE ana ee ne nn ee da 18 lbs M1051 6 Bench Grinder SAFETY READ MANUAL BEFORE OPERATING MACHINE FAILURE TO FOLLOW INSTRUCTIONS BELOW WILL RESULT IN PERSONAL INJURY Indicates an imminently hazardous situation which if not avoided WILL ADANG ER result in death or serious injury A Indicates a potentially hazardous situation which if not avoided COULD WARNING result in death or serious injury Indicates a potentially hazardous situation which if not avoided MAY CAUTION result in minor or moderate injury This symbol is used to alert the user to useful information about proper NO TICE operation of the equipment and or a situation that may cause damage to the machinery Standard Safety Instructions 1 THOROUGHLY READ THE INSTRUCTION MANUAL BEFORE OPERATING YOUR MACHINE Learn the applications limitations and potential hazards of this machine Keep the manual in a safe and con venient place for future reference 2 KEEP WORK AREA CLEAN AND WELL LIGHTED Clutter and poor lighting invite potential hazards 3 GROUND ALL TOOL
17. e synthetic resins are used These are used to grind cemented carbide and ceramic materials There may be other numbers inserted that have meaning for a particular type of wheel Refer to the manufacturer s technical data for a complete explanation 12 AWARNING DO NOT use this grinder with a liquid cooling system required for wet grind ing wheel operations Ignoring this warning can lead to electrocution M1051 6 Bench Grinder Changing Grinding Wheels Before installing any grinding wheel check it for integrity by performing a ring test Hang on a string then lightly tap the rim of the wheel with a piece of wood such as the handle of a hammer The wheel should have a ringing or harmonic type of sound If the wheel responds with a dull thud it may indicate that the wheel has cracks Do not use a wheel which is suspected of having cracks or if there are visual chips nicks or dents in the wheel surface These discontinuities can lead to wheel failure causing the wheel to fly apart at operating speed Do not use a wheel that is is suspected of having cracks or if there are visual chips nicks or dents in the wheel surface These discontinuities can lead to wheel failure where the wheel flies apart at operating speed Always be sure to use a wheel which is rated for operating at speeds equal to or greater than 3450 RPM To change a grinding wheel do these step 1 DISCONNECT THE
18. eep the tool rest within s from the wheel when operating M1051 6 Bench Grinder ELECTRICAL 110V Operation The SHOP FOX M1051 operates at 110 volts The motor supplied with this machine is rated at 1 HP When choosing an outlet for this machine consider using one with a 15 amp circuit breaker or fuse Keep in mind that a circuit being used by other machines or tools at the same time will add to the total load being applied to the circuit Add up the load ratings of all machines on the circuit If this number exceeds the rating of the circuit breaker or fuse use a different circuit Extension Cords When it is necessary to use an extension cord use the following guidelines Use cords rated for standard service Never exceed a length of 100 feet Use cords with 14 ga wire or bigger Insure cord has a ground wire and pin Do not use cords in need of repair Grounding This machine must be grounded The electrical cord sup plied with the Model M1051 comes with a grounding pin Do not remove it see Figure 2 If your outlet does not accommodate a ground pin have it replaced by a quali fied electrician or have an appropriate adapter installed Note When using an adapter the adapter must be grounded AWARNING This equipment must be grounded Verify that any existing electrical out let and circuit you intend to plug into is actually grounded If it is not it will be necessary to run a separ
19. ng wheels Other flanges may not properly secure the wheel and cause an accident RING TEST Perform a ring test on grinding wheels before installation to ensure that they are safe to use A wheel that does not pass the ring test may break or fly apart during operation STARTING GRINDER If a wheel IS damaged it will usually fly apart shortly after start up To protect yourself always stand to the side of the grinder when turning it ON allow it to gain full speed and wait for at least 1 minute before standing in front of it LUNG PROTECTION Grinding produces hazardous dust which may cause long term respiratory problems if breathed Always wear a NIOSH approved dust mask or respirator when grinding SIDE GRINDING Grinding on the side of wheels can cause them to break and fly apart unless the wheel is rated for side grinding TOP GRINDING Grinding on the top of wheels greatly increases the risk of workpiece kickback Always grind on the downward part of the wheel HAND WHEEL CONTACT Grinding wheels have the capability of removing a lot of skin fast Keep a firm grip on the workpiece and position your hands a safe distance away when grinding Avoid wearing gloves as they may get caught in the grinding wheel and cause even more serious entan glement injuries TOOL REST POSITION If the tool rest is too far away from the wheel the workpiece may be pulled down causing loss of control and pulling your hand into the grinding wheel K
20. ounted to a workbench when assembling adjusting or operat to avoid accidental tipping If you intend on using the ing equipment 6 Bench Grinder for portable applications mount it to a heavy plywood base at least 1 thick that is wide enough to prevent tipping or rocking during use 14 10 To mount the bench grinder do these steps 1 Determine the surface or object to which you will mount your 6 Bench Grinder and obtain the needed hardware for your mounting application 54 2 Fasten the 6 Bench Grinder to your supporting surface using the dimensions in Figure 4 DO NOT overtighten the mounting bolts or you will crack the base 546 Diameter 4 Holes 3 Check the stability of the mounted 6 Bench Grinder to make sure it is stable enough to be used safely Figure 4 Dimensions for mounting 6 Bench Grinder M1051 6 Bench Grinder Tool Rest and Eye Shield The tool rest supports the workpiece during grinding Certain types of grinding may require jigs or accessories to assure the proper angle of the work piece against the wheel The eye shield must be positioned between the grind ing wheel and your face during grinding The eye shield is NOT a substitute for safety glasses or a safety face shield You must wear ANSI approved face and eye pro tection Using the hardware from the Inventory list on Page 7 assemble the
21. r annual household income 20 000 29 000 530 000 39 000 50 000 59 000 60 000 69 000 Which of the following magazines do you subscribe to Cabinet Maker Popular Mechanics Family Handyman Hand Loader Handy Home Shop Machinist Journal of Light Cont Live Steam Model Airplane News Modeltec Old House Journal Comments Popular Science Popular Woodworking Practical Homeowner Precision Shooter Projects in Metal RC Modeler Rifle Shop Notes Shotgun News Local Store Other 20 Years 10 No No 40 49 70 40 000 49 000 70 000 Today s Homeowner Wood Wooden Boat Woodshop News Woodsmith Woodwork Woodworker West Woodworker s Journal Other FOLD ALONG DOTTED LINE WOODSTOCK INTERNATIONAL INC P O BOX 2309 BELLINGHAM WA 98227 2309 FOLD ALONG DOTTED LINE TAPE ALONG EDGES PLEASE DO NOT STAPLE
22. softer wheel or reduce the feed rate Lines on surface of 1 Impurity on wheel surface 1 Dress the grinding wheel workpiece 2 Workpiece not being held tightly 2 Use a holding device to firmly retain the workpiece Burning spots or cracks in 1 Improper type of grinding wheel 1 Try a wheel which is softer style or a coarser grit the workpiece 2 Improper feed rate 2 Slow down the rate of movement of the workpiece into wheel 3 Coolant required 3 Add optional coolant system or introduce coolant by hand Wheel dulls quickly grit 1 Depth of cut too great 1 Slow down the rate of movement of the workpiece into wheel falls off 2 Wheel is too soft 2 Wheel too soft for the material being ground select harder bond 3 Wheel diameter too small 3 Replace the wheel 4 Bad wheel dress 4 Dress the wheel 5 Defective wheel bonding 5 Consult manufacturer of grinding wheel Wheel clogs and workpiece 1 Wheel is too hard 1 Wheel too hard for the material being ground select softer shows burn marks bond 2 Feed rate too slow 2 Increase the rate of movement of the workpiece into wheel 3 Bad wheel dress 3 Dress the wheel gt yA m 74 gt z m 15 M1051 6 Bench Grinder M1051 Breakdown M1051 6 Bench Grinder REF PART DESCRIPTION XM1051001 MOTOR BODY REF 17 PART DESCRIPTION XP6202 BALL BEARING 6202ZZ Warranty Woodstock International
23. tool rest and eye shield as they are shown in Figure 5 Grinding Wheel Installation Before installing the included grinding wheels check them for integrity by performing a ring test Hang ona string then lightly tap the rim of the wheel with a piece of wood such as the handle of a hammer The wheel should have a ringing or harmonic type of sound If the wheel responds with a dull thud it may indicate that the wheel has cracks Do not use a wheel which is suspected of having cracks or if there are visual chips nicks or dents in the wheel surface These discontinuities can lead to wheel failure causing the wheel to fly apart at operating speed Always be sure to use a wheel that is rated for operating at speeds equal to or greater than 3450 RPM Install the grinding wheel paper disk wheel flange and nut in the order shown in Figure 6 and then attach the side cover Note The arbor shaft and nut on the left hand side of the grinder is a left hand thread so tightening it will require turning it counterclockwise Figure 5 Tool rest and eye shield assembly CAUTION NEVER assemble a grinding wheel on the arbor without paper or fiber discs between the wheel and the flange Omitting the discs can put undue stress on the wheel causing it to crack and possibly fly apart ALWAYS ring test a wheel before assembly to make certain it is sound with no cracks or flaws
24. welry and secure long hair away from moving parts REMOVE ADJUSTING KEYS RAGS AND TOOLS Before turning the machine on make it a habit to check that all adjusting keys and wrenches have been removed AVOID USING AN EXTENSION CORD But if you must use one examine the extension cord to ensure it is in good condition Immediately replace a damaged extension cord Always use an extension cord that uses a ground pin and connected ground wire Use an extension cord that meets the amp rating on the motor nameplate If the motor is dual voltage be sure to use the amp rating for the voltage you will be using If you use an extension cord with an undersized gauge or one that is too long excessive heat will be generated within the circuit increasing the chance of a fire or damage to the circuit KEEP PROPER FOOTING AND BALANCE at all times DO NOT LEAVE MACHINE UNATTENDED Wait until it comes to a complete stop before leaving the area PERFORM ALL MACHINE MAINTENANCE Follow lubrication and accessory attachment instructions in the manual KEEP MACHINE AWAY FROM OPEN FLAME Operating machines near pilot lights or open flames cre ates a high risk if dust is dispersed in the area Dust particles and an ignition source may cause an explosion Do not operate the machine in high risk areas including but not limited to those men tioned above IF AT ANY TIME YOU ARE EXPERIENCING DIFFICULTIES performing the intended operation stop using the machine
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