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Operating Instructions and Parts Manual

20-inch Woodworking Bandsaw

Model JWBS-20

WMH TOOL GROUP

2420 Vantage Drive
Elgin, Illinois 60124

Part No. M-708752

Ph.: 800-274-6848

Revision H

1/07

www.wmhtoolgroup.com

Summary of Contents for JWBS-20

Page 1: ...ctions and Parts Manual 20 inch Woodworking Bandsaw Model JWBS 20 WMH TOOL GROUP 2420 Vantage Drive Elgin Illinois 60124 Part No M 708752 Ph 800 274 6848 Revision H 1 07 www wmhtoolgroup com Copyright...

Page 2: ...ostage 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 mu...

Page 3: ...Adjustment 13 Changing Blades 14 Adjusting Blade Tension 15 Adjusting Blade Tracking 15 Brake Pedal 16 Replacing Belt 16 Adjusting Belt Tension 16 Operation 17 Maintenance 17 Extension Cords 12 Repla...

Page 4: ...lica 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 expos...

Page 5: ...ter and safer 27 Use recommended accessories improper accessories may be hazardous 28 Maintain tools with care Keep blades sharp and clean for the best and safest performance Follow instructions for l...

Page 6: ...in 12 1 2 x 20 12 1 2 x 20 Maximum Rip Left of Blade w Fence in 18 1 2 18 1 2 Maximum Rip Right of Blade w Fence in 9 3 4 9 3 4 Blade Length in 150 150 Minimum Blade Width in 1 8 1 8 Maximum Blade Wi...

Page 7: ...Bag includes 9 Hex Cap Screws 9 Flat Washers 9 Lock Washers Setup 1 Remove the crate and packing material from the saw except for the transport skid on the bottom 2 Move the saw to its permanent work...

Page 8: ...e 15 3 Loosen the thumb screw F Fig 2 and slide the bearing and bearing post until the space between the back up bearing E Fig 2 and the back edge of the blade is approximately 1 64 A convenient way t...

Page 9: ...behind the gullet of the blade teeth You may need to readjust the back up bearing Tighten socket head cap screw 5 Loosen the thumb screw D Fig 4 and turn adjusting screw E Fig 4 clockwise or counter...

Page 10: ...nch to prevent movement 6 If necessary adjust pointer D Fig 7 to zero Rail Assembly 1 Attach the front rail F Fig 9 to the cast iron table with two 1 4 x 5 8 hex cap bolts two 1 4 lock washers and two...

Page 11: ...rail up or down to achieve the proper clearance 5 With a square verify the fence face is perpendicular to the table top If it is not perpendicular the front rail will need to be adjusted parallel to...

Page 12: ...ne must be grounded In the event of a malfunction or breakdown grounding provides a path of least resistance for electric current to reduce the risk of electric shock Improper connection of the equipm...

Page 13: ...15 holding the pointer and move the pointer to 90 degrees Tilting the Table 1 Disconnect the machine from the power source unplug 2 Loosen the lock knobs E Fig 16 3 Tilt table up to 45 degrees to the...

Page 14: ...Fig 18 6 Loosen blade tension by turning blade tension hand wheel E Fig 19 clockwise until it stops Note You may want to wear leather work gloves while removing and handling the blade 7 Carefully remo...

Page 15: ...injury Note Blade tracking has been adjusted at the factory If however it is determined that blade tracking needs adjustment make this adjustment with the knob C Fig 21 Do not use knobs D Fig 21 Thes...

Page 16: ...s not come off easily you may need to use a pulley puller D Fig 24 to remove the lower wheel 6 Remove the old belt E Fig 24 and replace the belt 7 Re install the lower wheel and tighten the hex nut 8...

Page 17: ...nutes for the saw to cool down then reset by pushing the off button Maintenance Before doing maintenance on the machine disconnect it from the electrical supply by pulling out the plug or switching of...

Page 18: ...Dull blade Replace blade Blade mounted incorrectly Teeth should point down Gum or pitch on blade Remove blade and clean Incorrect blade for cut Change blade to correct type Saw makes unsatisfactory c...

Page 19: ...19 Blade Guides Assembly...

Page 20: ...25 Bracket Shaft 1 26 JWBS20 326 C Ring 10 27 BB 6202ZZ Ball Bearing 6202ZZ 10 28 JWBS20 328 Spacer 4 29 JWBS20 329 Upper Guide Shaft 2 29 1 JWBS20 329A Lower Guide Shaft 2 30 TS 0267041 Set Screw 1 4...

Page 21: ...21 57 JWBS20 357 Hex Socket Cap Screw 3 16 x 3 8 2 58 JWBS20 358 Bearing Bracket 1 59 TS 0207031 Socket Head Cap Screw 1 4 20 x 5 8 2 60 JWBS20 360 Bracket 1...

Page 22: ...22 Table Assembly...

Page 23: ...JWBS18 422W Front Rail 1 23 TS 0050021 Hex Cap Screw 1 4 20 x 5 8 9 24 TS 0720071 Lock Washer 1 4 10 25 JWBS18 425 Scale 1 26 JWBS20 426 Guide Tube 1 27 JWBS18 427W Rear Rail 1 28 JWBS20 144 Table Ins...

Page 24: ...24 Upper Wheel Assembly...

Page 25: ...0 24 x 5 8 3 20 JWBS20 56B Bracket 1 21 JWBS20 56A Pointer 1 22 TS 0733031 External Tooth Lock Washer 10 3 23 JWBS20 33 Upper Wheel Bracket Base 1 24 JWBS20 32 Bracket Shaft 2 25 JWBS20 525 Upper Whee...

Page 26: ...26 Lower Wheel and Motor Assembly...

Page 27: ...hown 1 JWBS20 218F Motor Fan Cover not shown 1 JWBS20 218G Centrifugal Switch not shown 1 JWBS20X 218A Motor 5HP 3Ph 230V 460V 1 JWBS20 218E Motor Fan not shown 1 JWBS20 218F Motor Fan Cover not shown...

Page 28: ...84 Spring 1 52 JWBS24 81A Plate 2 53 JWBS20 82 Brake Locking Bracket 2 54 JWBS20 254 Brake Pedal 1 55 TS 0207061 Socket Head Cap Screw 1 4 20 x 1 1 56 TS 0561031 Hex Nut 3 8 16 1 57 TS 0060081 Hex Cap...

Page 29: ...29 Electrical Connections 3HP 230V Single Phase...

Page 30: ...30 Electrical Connections 5HP 230V Three Phase...

Page 31: ...31 Electrical Connections 5HP 460V Three Phase...

Page 32: ...2 TPI Hook BandPlus 709487 1 1 4 x 0 035 x 150 1 3 Hook BandPlus 709616 3 16 x 0 025 x 150 10 TPI Raker Silicon Steel 709617 3 8 x 0 025 x 150 6 TPI Hook Silicon Steel 709618 3 8 x 0 025 x 150 10 TPI...

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