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Operating Instructions and Parts Manual 

Horizontal-Vertical Band Saw 

Models HVBS-712V, HVBS-712DV 

 

 

 

 

 

JET 

427 New Sanford Road 
LaVergne, Tennessee 37086 

Part No. M-415560

 

Ph.: 800-274-6848 

Edition 1  03/2019 

www.jettools.com 

Copyright © 2019 JET

HVBS-712V shown 

This .pdf document is bookmarked

Summary of Contents for HVBS-712V

Page 1: ...Horizontal Vertical Band Saw Models HVBS 712V HVBS 712DV JET 427 New Sanford Road LaVergne Tennessee 37086 Part No M 415560 Ph 800 274 6848 Edition 1 03 2019 www jettools com Copyright 2019 JET HVBS 712V shown This pdf document is bookmarked ...

Page 2: ... extreme caution and replace the guards immediately after completion of maintenance 13 Check damaged parts Before further use of the machine a 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...

Page 3: ...utions are not heeded it may result in serious or possibly even fatal injury SAVE THESE INSTRUCTIONS 2 0 On off switch padlock To avoid accidental starting by young children or others not qualified to use the tool the use of a padlock not provided is required To lock out the on off switch Figure 2 1 1 Open padlock 2 Insert through hole in switch guard 3 Close padlock 4 Store key in a safe place ou...

Page 4: ...ng 13 8 10 Test cut to verify adjustment 14 8 11 Setting feed rate 14 8 12 Counterbalance spring 14 8 13 Blade to table squareness 15 8 14 Auto shut off adjustment 15 8 15 Vise positioning 712DV only 15 8 16 Vise positioning 712V only 16 9 0 Operation 16 9 1 Blade break in 16 9 2 General operating procedure 16 9 3 Evaluating cutting efficiency 17 10 0 User maintenance 17 10 1 Lubrication 17 10 2 C...

Page 5: ...chine has been designed and constructed to provide consistent long term operation if used in accordance with the instructions set forth in this document 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 machine transfers ownership the manual should accompany it Read an...

Page 6: ...es 5 in 127 mm 4 1 2 in 114 3 mm Rectangle 90 degrees 1 H x 12 W in 2 H x 11 1 4 W in 4 H x 11 W in 7 H x 10 1 4 W in 1 H x 12 W in 2 H x 11 1 2 W in 4 H x 11 W in 7 H x 10 3 8 W in 45 degrees 6 H x 4 W in 6 1 2 H x 4 1 2 W in Square 90 degrees 7 x 7 in 7 x 7 in 45 degrees 5 x 5 in 4 1 2 x 4 1 2 in Gearbox oil capacity 3 4 pint 0 35L Coolant tank capacity 2 5 gal 9L Bow and Blade Blade type provid...

Page 7: ...ensions assembled LxWxH 48 x 17 x 40 in 1219 x 432 x 1016 mm Overall dimensions shipping LxWxH 51 18 x 19 2 x 44 88 in 1300 x 488 x 1140 mm Stand wheels 8 in 203 mm Weights Net weight 364 lbs 165 kg Shipping weight 408 lbs 185 kg L length W width H height FPM feet per minute CFM cubic feet per minute The specifications in this manual were current at time of publication but because of our policy of...

Page 8: ...nches 10mm and 19mm 2 cross point screwdriver Pliers 6 3 Unpacking and cleanup 1 Inspect all contents for shipping damage Compare contents of shipping carton with contents list in this manual Report any damage or part shortages to your distributor 2 Do not discard packing material until saw is assembled and running properly 3 Remove rust protectant from exposed surfaces such as bed vise assembly e...

Page 9: ...gure 6 6 installing work stop 712DV only 712V only Install work stop rod into hole and tighten knurled nut H2 Slide stop block onto rod and secure with thumb screw See Figure 6 7 Figure 6 7 installing work stop 712V only 6 Slide pulley cover A Figure 6 8 over spindles and secure with screws and washers HP2 HP3 using 10mm wrench 7 Install lock screw HP1 to secure pulley cover Figure 6 8 installing ...

Page 10: ...ction of the equipment grounding conductor can result in a risk of electric shock The conductor with insulation having an outer surface that is green with or without yellow stripes is the equipment grounding conductor If repair or replacement of the electric cord or plug is necessary do not connect the equipment grounding conductor to a live terminal Check with a qualified electrician or service p...

Page 11: ...odel 712V proceed to step 7 3 The blade guide brackets can be rotated to facilitate a more comfortable operating position while in vertical mode Remove screw B Figure 8 2 with 6mm hex key and position bracket in adjacent channel Re install screw 4 Repeat above step for top blade guide bracket NOTE Loosen set screw C Figure 8 3 and slide coolant valve assembly out of slot to access screw B When adj...

Page 12: ...er the workpiece the more teeth advised A minimum of 3 teeth should engage workpiece at all times If blade teeth are so far apart that they straddle the work severe damage to workpiece and blade can result 1 Disconnect machine from power source 2 Raise bow to vertical position 3 Open rear guard by removing two knobs see Figure 8 10 4 Remove red guard from upper blade guide by removing two screws I...

Page 13: ...rd open This adjustment must be completed by qualified persons only Failure to comply may cause serious injury Blade tracking has been set by the manufacturer and should not need immediate adjustment If blade tracking should ever require adjustment 1 Confirm that blade tension is properly set 2 Set saw to slowest speed 3 Raise bow to vertical position 4 Open blade cover While performing the follow...

Page 14: ...ssive pressure of blade against workpiece may cause stalling or blade breakage In contrast insufficient pressure rapidly dulls the blade The hydraulic cylinder resists bow movement in downward direction It offers no resistance when bow is raised To increase feed rate turn dial U1 Figure 8 12 counterclockwise To decrease turn clockwise To close hydraulic flow turn lever U2 down perpendicular to cyl...

Page 15: ...quare on table and against ruler The square should lie flat against ruler without a gap 3 If there is a gap loosen bolt Q Figure 8 9 on each blade guide assembly and rotate blade guide assembly until gap is eliminated between square and ruler 4 Retighten bolts Q Figure 8 9 5 After making this adjustment be sure to reinspect other blade adjustments as noted in this manual Figure 8 14 table blade sq...

Page 16: ... specific materials However the following procedure will be adequate for break in of JET supplied blades on lower alloy ferrous materials 4 Clamp a round section workpiece in the vise The workpiece should be 2 inches or larger in diameter 5 Set the saw on low speed Start the cut with a very light feed rate 6 When the saw has completed 1 3 of the cut increase feed rate slightly and allow saw to com...

Page 17: ...aintenance Always disconnect power to machine before performing maintenance Failure to do this may result in serious personal injury Keep all surfaces clean and free of rust slag chips and coolant build up Clear metal particles with a small paint brush or parts cleaning brush Do not use compressed air as it may force chips into the guide bearings and other critical areas of the saw Clean drain fil...

Page 18: ...ling or loss of power may be a symptom of worn carbon brushes If one brush is worn out replace both at the same time Continued use of a damaged or worn brush may result in damage to motor armature 1 Disconnect saw from power source 2 Remove motor fan cover A Figure 10 2 3 Unscrew and remove plastic cap with flat blade screwdriver See Figure 10 2 4 Gently pry up an edge of the brass clip until the ...

Page 19: ... air to restore normal air circulation Machine slows when operating Excessive feed pressure Adjust spring tension to reduce feed pressure or increase speed using belt adjustment Belt loose Tighten belt Loud repetitive noise coming from machine Pulley setscrews are missing or loose Inspect setscrews Replace or tighten if necessary Motor fan is hitting the cover Tighten fan or shim cover V belt is d...

Page 20: ...proper break in procedure Improper speed or feed rate Adjust as needed Dull or damaged teeth Replace blade Poor weld on blade Replace or re weld blade Incorrect choice of blade Check a machinist s handbook for blade recommendations Excessive blade breakage Incorrect blade tension Adjust accordingly Incorrect blade speed or downfeed rate Adjust accordingly Workpiece loose in vise Clamp workpiece se...

Page 21: ...21 12 1 1 HVBS 712V 712DV Bed and Stand Assembly Exploded View ...

Page 22: ...22 12 1 2 HVBS 712V 712DV Bow Assembly Exploded View ...

Page 23: ...20091 Lock Washer 3 8 4 27 HVBS712 27 Cylinder Support Shaft 1 28 TS 0267041 Set Screw 1 4 x3 8 1 29 HVBS712 29 Cylinder Support Bracket 1 33 TS 0680081 Flat Washer 5 8 4 34 5518229N Wheel 8 4 35 HVBS712 35 Wheel Shaft 2 36 5518231N Cotter Pin 4 37 HVBS712 11 Toggle Switch W U Plate Assembly 1 38 HVBS7MW 26 Power Cord 18AWGx3C 1 HVBS7MW 26 1 Power Cord For Motor Not Shown HVBS7MW 26 2 Power Cord F...

Page 24: ...2 x2 1 2 Deluxe Model 1 79 TS 0680061 Flat Washer 1 2 Deluxe Model 1 80 HVBS712 80 Right Vise Jaw Deluxe Model 1 81 HVBS712 81 Pivot Arm 1 82 HVBS712 82 Support Shaft Ø22 1 82 1 HVBS712 83 Spacer 1 83 HVBS712 83 Locking Nut 1 2 2 83N TS 0680061 Flat Washer 1 2 2 84 HVBS7MW 60 Arm Support Plate 1 85 TS 0720091 Lock Washer 3 8 2 86 TS 0060071 Hex Cap Screw 3 8 x1 1 2 2 87 HVBS712 87 Extension Spring...

Page 25: ... 130 1 TS 0680021 Flat Screw 1 4 2 131 HVBS7MW 86 Lock Knob 2 132 HVBS712D Adjustable Bracket Right Deluxe Model 1 132 1 HVBS7MW 87 Adjustable Bracket Right Base Model 2 133 BB 608ZZ Ball Bearing 608ZZ 2 134 HVBS712 134 Adjustable Blade Seat Right 1 135 HVBS7MW 90 Bearing Pin 2 136 HVBS7MW 91 Eccentric Shaft Assembly Outside 2 136 1 HVBS7MW 9A Center Shaft Assembly Inside 2 137 TS 0561031 Hex Nut ...

Page 26: ...S 0680021 Flat Washer 1 4 2 189 HVBS7MW 126 Pulley Cover 1 190 HVBS7MW 127 Lock Screw 1 191 HVBS7MW 141 Key 5x5x20mm 1 193 1 TS 0081051 Hex Cap Screw 5 16x3 4 4 194 HVBS7MW 130G Motor Mount Plate Upper 1 194 1 HVBS7MW 138G Motor Support Plate Bottom 1 195 TS 0680031 Flat Washer 5 16 4 196 TS 0720081 Lock Washer 5 16 4 197 TS 0561021 Nut 5 16 4 199 BB 6003Z Ball Bearing 6003 3 200 HVBS7MW 162 Block...

Page 27: ...V 237 1 Round Head Screw 1 4 x1 2 3 237 2 TS 0720071 Lock Washer 1 4 3 237 3 TS 0680021 Flat Washer 1 4 x16x1 5 3 238 HVBS712V 238 PC Board Control Box 712J0315 1 239 TS 2246082 Socket Hd Button Screw M6x8 2 239 1 TS 2361061 Lock Washer M6 2 240 HVBS712V 240 Strain Relief M16 BL 3 241 VB 3V300 V Belt 3V300 1 242 HVBS712V 242 Worm Pulley 1 243 HVBS712V 243 Motor Pulley 1 244 HVBS712V 244 Motor 1 HV...

Page 28: ...ectrical Connections HVBS 712V 712DV Band Saw DC Motor DC Motor Driver Coolant Pump Pump On Off Switch Blade On Off Switch VR Speed knob Black White Yellow Red Black Black White White Black Red White Black White ...

Page 29: ...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 32: ...32 427 New Sanford Road LaVergne Tennessee 37086 Phone 800 274 6848 www jettools com ...

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