Jet JIGM-8, Operating Instructions And Parts Manual

Page 1: ...ructions and Parts Manual Industrial Bench Grinder with Multitool Model JIGM 8 JET 427 New Sanford Road LaVergne Tennessee 37086 Part No M 577208 Ph 800 274 6848 Edition 1 06 2017 www jettools com Copyright 2017 JET ...

Page 2: ...cutting or working with metal produces fumes gases or dusts which contain chemicals known to the State of California to cause birth defects and in some cases cancer California Health and Safety Code Section 25249 5 et seq 12 Do not operate this machine while tired or under the influence of drugs alcohol or any medication 13 Make certain the switch is in the OFF position before connecting the machi...

Page 3: ...formance Follow instructions for lubricating and changing accessories 35 Never stand on tool Serious injury could occur if the tool is tipped or if the cutting tool is unintentionally contacted 36 Direction of feed Feed work into a blade or cutter against the direction of rotation of the blade or cutter only 37 Do not overtighten wheel nut 38 Frequently clean grinding dust from around and beneath ...

Page 4: ...tension cords 11 6 3 Voltage conversion 11 7 0 Operation 11 7 1 On Off Switch 11 7 2 Precautions 12 8 0 Adjustments 12 8 1 Eye Shield Tilt Adjustment 12 8 2 Spark Guard 12 8 3 Tool Rest 12 8 4 Belt tracking 12 8 5 Platen adjustment 13 9 0 User maintenance 13 9 1 Ring Test 13 9 2 Care of Grinding Wheels 13 9 3 Changing Wheels 13 9 4 Wheel balancing 14 9 5 Dressing the wheel 14 9 6 Wire wheel brushe...

Page 5: ...ctions set forth in this document The operator is encouraged to familiarize himself herself with ANSI B7 1 Safety Requirements for Use Care and Protection of Abrasive Wheels If there are questions or comments please contact your local supplier or JET JET can also be reached at our web site www jettools com Retain this manual for future reference If the grinder transfers ownership the manual should...

Page 6: ...size dia x width 8 x 1 in 16 x 25 4mm Wheel bore 5 8 in 16mm Wheel grit material 36 grit aluminum oxide Wheel grit 36 G Wheel flange diameter 3 3 8 85mm Wheel speed 3800 RPM Arbor nut max tightening torque 20 lbf ft 270kgf cm Toolrest distance to wheel adjustable Abrasive belt Belt size 36 x 2 in 915 x 51 mm Belt grit material 100 grit zirconia alumina Belt speed 5000 SFPM Contact wheel p n 577115...

Page 7: ...um extraction volume 350 CFM Weights Net weight 64 lb 29 20 kg Shipping weight 70 lb 31 73 kg 1 subject to local national electrical codes 2 The specified values are emission levels and are not necessarily to be seen as safe operating levels As workplace conditions vary this information is intended to allow the user to make a better estimation of the hazards and risks involved only L length W widt...

Page 8: ...be needed for fastening the grinder to a workbench or stand For your safety do not plug the grinder into a power source until all assembly and adjustments are complete Be sure that the bench grinder is unplugged and the power switch is in the OFF position Do not plug in the grinder to power until it is inspected for shipping damage and fully assembled Failure to comply may cause serious injury Do ...

Page 9: ...readed mounting holes 2 Tighten screws H 5 8 Tool rest Refer to Figure 5 3 1 Install tool rest M by inserting two 3 8 x 3 4 hex cap screws F through two 3 8 flat washers J through the tool rest M into the wheel housing 2 The tool rest should be adjusted to within 1 16 of the grinding wheel or other accessories being used As the wheel wears down the tool rest must be readjusted to maintain a maximu...

Page 10: ...k of electric shock This tool is equipped with an electric cord having an equipment grounding conductor and a grounding plug The plug must be plugged into a matching outlet that is properly installed and grounded in accordance with all local codes and ordinances Do not modify the plug provided if it will not fit the outlet have the proper outlet installed by a qualified electrician Improper connec...

Page 11: ...ge voltage input to 230V 1 Turn grinder over and remove base plate 2 Rewire the leads according to the diagram in sect 13 0 3 Remove existing plug from grinder cord and attach a UL CSA listed plug designed for 230V power 7 0 Operation A bench grinder is designed for hand grinding operations such as sharpening chisels screwdrivers drill bits removing excess metal and smoothing and polishing metal s...

Page 12: ...e an approved grinding wheel dresser and dress the wheel face 7 2 2 Belt and Disc grinding 1 Remove belt before grinding on disc to prevent accidental contact of hands with belt 2 Always grind on downward side of disc Grinding on upward side may cause workpiece to catch and slip from your grasp 3 At all times keep hands and fingers away from pinch points while grinding in disc or belt area 8 0 Adj...

Page 13: ...be apparent by visual inspection alone The ring test may identify an internal crack or void 9 2 Care of Grinding Wheels In normal use grinding wheels may become cracked grooved rounded at the edges chipped out of true or loaded with foreign material A cracked wheel should be replaced IMMEDIATELY The other conditions can be remedied with a dressing tool New wheels sometimes require dressing to make...

Page 14: ...resh surface A wheel dresser is also used to true a wheel that is to make the grinding surface parallel to the tool rest so the entire wheel face presents an even surface to the work piece Proper use of a wheel dresser will eliminate high spots and result in concentric rotation about the arbor as well as minimize vibration See sect 9 5 9 4 2 Correcting side to side wobble The JIGM Grinder has larg...

Page 15: ...ll reverse the brush on the grinder 9 7 Cleaning Metal shavings may still be hot from recent grinding operations Make sure shavings and debris are cold before cleaning the grinder Avoid use of the following cleaning chemicals or solvents gasoline carbon tetrachloride chlorinated solvents ammonia and household detergents containing ammonia Brush all shavings from the motor housing tool rest and whe...

Page 16: ... circuit with higher rated fuse or circuit breaker Wheel or belt cannot rotate because of obstruction Unplug and turn grinding wheel or belt by hand to ensure free movement Clear any obstructions and restart Undersized extension cord Use correct size extension cord Short circuit in line cord or plug Inspect cord or plug for damaged insulation and shorted wires Short circuit in motor or loose conne...

Page 17: ...ess so hard when grinding Electrical circuit overload too many machines running on same circuit Turn off other machines and try again Incorrect fuse or circuit breaker Have electrician upgrade service to outlet Excessive vibration Grinding wheel out of balance wobbling or not rotating concentric to arbor Dress grinding wheel or replace it Adjust wobble by rotating flange as needed Improper mountin...

Page 18: ... 2 5 in 414811 0 6M Hose Heat Resistant ø2 5 x 24 4 in 12 0 Replacement Parts Replacement parts are listed on the following pages To order parts for the main grinder unit or reach the JET service department call 1 800 274 6848 Monday through Friday 8 00 a m to 5 00 p m CST Having the Model Number and Serial Number of your machine available when you call will allow us to serve you quickly and accur...

Page 19: ...19 12 1 1 JIGM 8 Grinder with Multitool Exploded View ...

Page 20: ...ead Screw 1 4 20 x 3 4 5 27 IBG8 27 Tool Rest Left 1 28 TS 0680041 Flat Washer 3 8 2 29 IBG8 29 Hex Cap Screw 3 8 16 x 5 8 2 31 TS 0060011 Hex Cap Screw 3 8 16 x 1 2 2 32 IBG8 32 Spark Guard Left 1 33 IBG8 33 Eye Shield 1 34 IBG8 34 Eye Shield Bracket Left 1 35 IBG8 35 Eye Shield Plate 1 36 IBG8 36 Truss Head Screw 3 16 24 x 1 2 2 37 IBG8 37 Knob 1 38 TS 0680021 Flat Washer 1 4 1 41 IBG8 41 Centri...

Page 21: ...iTool Attachment 577115 Rubber Contact Wheel not shown 2 x 3 1 2 1 For other replacement parts on the Mulitool attachment contact Multitool at 800 660 0880 13 0 Wiring Diagram for JIGM 8 Grinder with Multitool ...

Page 22: ...itional action needed JET has Authorized Service Centers located throughout the United States For the name of an Authorized Service Center in your area call 1 800 274 6846 or use the Service Center Locator on the JET website More Information JET is constantly adding new products For complete up to date product information check with your local distributor or visit the JET website How State Law App...

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Page 24: ...24 427 New Sanford Road LaVergne Tennessee 37086 Phone 800 274 6848 www jettools com ...