Jet JBG Series Operating Instructions And Parts Manual Download

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Operating Instructions and Parts Manual

JBG Series Bench Grinders

Models: JBG-6A, JBG-8A, JBG-10A

Model JBG-8A shown

WMH TOOL GROUP

2420 Vantage Drive

Elgin, Illinois 60123

Part No. M-577101

Ph.: 800-274-6848

Revision G 04/06

www.wmhtoolgroup.com

This Manual is Bookmarked

Summary of Contents for JBG Series

Page 1: ...Series Bench Grinders Models JBG 6A JBG 8A JBG 10A Model JBG 8A shown WMH TOOL GROUP 2420 Vantage Drive Elgin Illinois 60123 Part No M 577101 Ph 800 274 6848 Revision G 04 06 www wmhtoolgroup com Copyright WMH Tool Group This Manual is Bookmarked ...

Page 2: ...postage prepaid to a location designated by us For the name of the location nearest you please call 1 800 274 6848 You must provide proof of initial purchase date and an explanation of the complaint must accompany the merchandise If our inspection discloses a defect we will repair or replace the product or refund the purchase price at our option We will return the repaired product or replacement a...

Page 3: ...on 11 Switch 11 Precautions 11 Adjustments 11 Eye Shield Tilt Adjustment 11 Spark Guard 11 Tool Rest 11 Maintenance 12 Ring Test 12 Care of Grinding Wheel 12 Changing Wheels 12 Grinding Wheels 13 Wire Wheel Brushes 13 Cleaning 13 Lubrication 13 Troubleshooting 14 Parts and Assembly 15 Parts List 15 Assembly Drawing 18 Wiring Diagram 19 Replacement Parts 20 The specifications in this manual are giv...

Page 4: ... reproductive harm Some examples of these chemicals are Lead from lead based paint Crystalline silica from bricks cement and other masonry products Arsenic and chromium from chemically treated lumber Your risk of exposure 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 equipment such as f...

Page 5: ...e recommended accessories Consult the owner s manual for recommended accessories The use of improper accessories may cause risk of injury to persons Improper accessories may be hazardous 29 Frequently clean grinding dust from beneath grinder MAINTAIN TOOLS WITH CARE Keep tools sharp and clean for best and safest performance Follow instructions for lubricating and changing accessories 30 Make sure ...

Page 6: ... site www wmhtoolgroup com Specifications Model JBG 6A JBG 8A JBG 10A Stock Number 577101 577102 577103 Overall Dimension L x H x D in 18 x 10 1 2 x 8 1 2 19 x 12 1 2 x 10 24 1 2 x 12 1 4 x 13 Wheel Size D x W x Bore in 6 x 3 4 x 1 2 8 x 1 x 5 8 10 x 1 x 1 Wheels Included Grit 36 60 36 60 24 46 Motor 1 2HP 120V 1Ph 1HP 120V 1Ph 1 1 2HP 120V 1Ph Motor RPM 3 450 3 450 1 725 Gross Weight LBS 38 60 11...

Page 7: ...Hardware 1 ea Bracket Left A 2 ea Lock Knob B 1 ea Bracket Right C 1 ea Spark Guard Left D 2 ea 1 4 x 1 2 Screw E 1 ea Spark Guard Right F 2 ea Eye Shield Bracket Plate G 4 ea 5 16 x 3 4 Hex Cap Screw H 4 ea 5 16 Flat Washer J 4 ea 3 16 x 3 8 Pan Head Screw K 4 ea 1 4 x 3 8 Hex Cap Screw L 6 ea 1 4 Flat Washer M 2 ea 1 4 Lock Washer N 1 ea Tool Rest Left O 1 ea Tool Rest Right P 2 ea Eye Shields Q...

Page 8: ...ry Do not operate this grinder without all guards and shields in place and in working order Failure to comply may cause serious injury Chipped or cracked wheels can break up and cause serious damage to the grinder and or severe injury to the operator Regularly inspect wheels for damage Assembling the Spark Guard and Eye Shield Mounting Brackets Parts needed 2 Brackets D see Note 2 Lock Knobs A 2 S...

Page 9: ...ft tool rest J by threading two 5 16 x 3 4 hex cap screws C through two 5 16 flat washers D and the tool rest J into the wheel housing M The tool rests 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 re adjusted to maintain a 1 16 clearance 2 Install the right tool rest in the same manner Eye Shields Refer to Fig...

Page 10: ...oks the one shown in Fig A and have a grounding prong also shown in Fig A A temporary adapter Fig B may be used to connect the plug to a two prong receptacle Fig B if a properly grounded outlet is not available A temporary adapter should only be used until a properly grounded outlet can be installed by a qualified electrician This adapter is not applicable in Canada The green colored lug must be f...

Page 11: ...on the workpiece and keep it moving at an even pace for smooth grinding Pressing too hard overheats the motor and prematurely wears down the grinding wheels Note the original bevel angle on the item to be sharpened and try to maintain the same shape The grinding wheel should rotate into the object being sharpened Keep a tray filled with water and dip your work into in regularly to prevent overheat...

Page 12: ...RPM marked on the grinder s nameplate Refer to Table 2 to determine correct dimensions for the replacement wheel Model Wheel Diameter Maximum Width Center Hole JBG 6A 6 3 4 1 2 JBG 8A 8 3 4 5 8 JBG 10A 10 1 1 Table 2 Your bench grinder will accept most polishing and buffing wheels available at dealers and hardware stores The use of any other accessory is not recommended and may result in serious i...

Page 13: ...ushes for hard cleaning jobs Use fine wire brushes for polishing and finish work When the brush tips become dull reverse the brush on the grinder Cleaning Metal shavings may still be hot from recent grinding operations Make sure shavings and debris are cold before cleaning the grinder Brush all shavings from the motor housing tool rests and wheel guards Check grinding wheels for cracks and chips R...

Page 14: ...eaker opens Short circuit Cord plug or motor need repair call WMH Tool Group Customer Service Department Low line voltage Check power line for proper voltage Motor fails to develop full power Faulty motor or capacitor Call WMH Tool Group Customer Service Department Overload on motor Reduce load to motor do not press so hard Poor ventilation for motor Unplug and clean out around motor provide bette...

Page 15: ...8 4 16 JBG6A 16P Inner Wheel Guard left 1 JBG8A 16P Inner Wheel Guard left 1 JBG10A 16 Inner Wheel Guard left 1 17 JBG6A 17P Inner Wheel Guard right 1 JBG8A 17P Inner Wheel Guard right 1 JBG10A 17 Inner Wheel Guard right 1 JBG10A 18 Flat Washer JBG 10A only not shown 4 19 JBG6A 19 Cross Screw 1 4x1 2 4 20 JBG6A 20 Wheel Flange 1 2 I D 4 JBG8A 20 Wheel Flange 5 8 I D 4 JBG10A 20 Wheel Flange 1 I D ...

Page 16: ... Power Cord 1 JBG8A 39 Power Cord 1 JBG10A 39 Power Cord 1 40 JBG6A 40 Cross Screw 3 16x3 8 1 41 JBG6A 41 Star Washer 3 16 1 42 JBG6A 42 Clip 1 JBG8A 42 Clip 1 JBG10A 42 Clip 1 JBG10A 43 Hex Nut JBG 10A only not shown 2 44 JBG6A 44 Switch 1 JBG8A 44 Switch 1 JBG10A 44 Switch w JBG10A 45 1 45 JBG6A 45 Switch Plate 1 JBG8A 45 Switch Plate 1 JBG10A 45 Switch Plate re JBG10A 44 1 46 JBG6A 46 Screw 3 1...

Page 17: ...x3 8 4 59 JBG6A 59 Eye Shield 2 JBG6A 59A Eye Shield Assembly 2 JBG8A 59 Eye Shield 2 JBG8A 59A Eye Shield Assembly 2 JBG10A 59 Eye Shield 2 60 JBG6A 60 Eye Shield Bracket Plate 2 JBG10A 60 Eye Shield Bracket Plate 2 61 JBG6A 61 Identification Label 1 JBG8A 61 Identification Label 1 JBG10A 61 Identification Label 1 63 JBG6A 63 Direction Label 2 64 JBG6A 64 Rubber Foot 6A 8A 4 65 JBG6A 65 Switch Se...

Page 18: ...18 Assembly Drawing ...

Page 19: ...19 Wiring Diagram ...

Page 20: ...department call 800 274 6848 between 7 30 a m and 5 30 p m CST Monday through Friday Having the Model Number and Serial Number of your machine available when you call will allow us to serve you quickly and accurately WMH Tool Group 2420 Vantage Drive Elgin Illinois 60123 Phone 800 274 6848 www wmhtoolgroup com ...

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