Jet Tools VBS-3612 User's Manual
Contents
1. on limiting the line voltage drop to 5V at 150 of the rated amperes NR Not Recommended Figure 4 10 If the Band Saw is to be hard wired to a panel make sure a disconnect is available for the operator During hard wiring of the Band Saw make sure the fuses have been removed or the breakers have been tripped in the circuit to which the Band Saw will be connected Place a warning placard on the fuse holder or circuit breaker to prevent it being turned on while the machine is being wired Converting from 230 Volt to 460 Volt Three Phase To convert from 230 volt to 460 volt 1 In the band saw s electrical box change the setting on the dial of the overload relay FR on page 42 2 Rewire the connections to the transformer T2 on page 42 3 Change the leads in the junction box on the band saw motor 4 f using a plug install a proper UL listed plug suitable for 460 volt operation IMPORTANT Consult the diagrams on pages 40 and 41 for clarification of each of these changes on 230V to 460V conversion Three Phase Test Run After wiring the band saw you should check that the wires have been connected properly Connect machine to the power source and turn it on for an instant to watch the direction of blade movement If the blade runs upward instead of downward disconnect machine from2. 1 QO a eek VBS3612 125 SML 1 26 53612 126 Retaining 0 1 VBS3612 127 Main Shaft 1 28 53612 128 58 x 40 x 8mm 1 29 sees VBS3612 129 Speed Changing 1 30 VBS3612 130 Speed Changing 1 OTi TS 0561011 Flex 1 4 20 3 Sees eee VBS3612 132 elis 1 5 0270051 Socket Set Screw 5 16 18 x 1 2 1 VBS3612 134 1 SD oigsreiss VBS3612 135 Slide esos oa oa ne ete Seto oa 1 36 ned 53612 136 1 Od siccis 53612 137 Brass 2 38 VBS3612 138 Brass 1 39 sss 53612 139 Speed Changing 1 40 sess 53612 140 Shaft 0 1 AT s 53612 141 Socket Head Cap
3. 9 Circle Cutting 9 Groundirig nstr ctiong c tec aa eee te ts 10 Exterisioli cords te ie NT eid eene 10 230 Volt Three Phase 10 Converting from 230 Volt to 460 Volt Three Phase nennen nnn 11 RUN id CL 11 Adjustments 11 Blade Removal and Installation 11 Blade 12 Blade 12 MI IM MM IM eI M ODIUM D ADU D 13 Blade GUIDES E CLE E 13 Squaring Work Table with rennen nnne 14 Auxiliary 9 EE 14 Replacing Drive Belts p M 14 Work Lamp Bulb 15 Band 5 nentes eiui esed eene dado cr eoe dto Ae dede a 15 Blade Break In nnn nnns 15 Setting SPO M 15 Evaluating Cutting ETTICIGnCy ida 16 Welder Operation 16 Shearih g M 16 REMOVING 17 17 Anneallng
4. 5 16 18 x 3 4 221 s VBS2012 7030 Variator Disk Upper 222 VBS2012 7040 Variator Housing 229 iis 53612 1223 FEDERN SIME Tt 224 TS 1501051 Socket Head Cap x 16 2255 tis VBS3612 1225 Mcr AE 6 x 80mm 226 VBS2012 7060 Variator 227 4 es 53612 1227 Retaining 16 4 cece xen 228 VBS3612 1228 vec E dn cee ire t un raed carte 229 5 0209051 Socket Head Cap 3 8 16 x 1 230 VBS2012 7080 Worm GO ar aera tree nentes ge taeda 231 5 0207031 Socket Head Cap 1 4 20 x 5 8 232 VBS2012 7090 Worm Gear 2 33 Index No Part No Description Size 239 dos 5 0267061 d 1 4 20 x 5 8 234 VBS2012 7100 Gear Shaft 2355 VBS2012 7110 230 x TS 0267044 Socket Set Screw 1 4 2
5. sene 103 VBS2012 1400 SPRING esa LEE La AEAT AAA ue 104 VBS2012 1410 Spring e tss TS 0207071 Socket Head Cap 1 4 20 x 1 1 4 106 VBS3612 1106 Post Housing Springa a TOT tes VBS2012 1450 Post Elevating Gear eed deg tec 108 TS 1550071 Flat M10 109 TS 1540071 em reete 10 VBS3612 1110 Guide Post 53612 1111 Handwheel eie ee e rere dd TS 0270051 Socket Set 5 16 18 x 1 2 53612 1113 Handwheel Knob 0 22 1 00 senes 11455 VBS3612 1114 Main Drive 0 2 24 nennen nennen Index No Part No Description Size Qty T5 doces TS 0051051 Hex Cap Screw sse 5 16 18 x 1 8 L Ee VBS3612 1116 MOtor Puey iaaea iaaa ded 4 1 8 1 IIi VB A44 2010 7070 2 18 5 VB ABO Vs B
6. 10 24 x 5 8 3 42 VBS3612 142 Speed Lever 1 5 0209031 Socket Head Cap 3 8 16 x 3 4 1 44 VBS3612 144 ete eee 10 A2 rsen 1 5 0209061 Socket Head Cap 3 8 16 x 1 1 4 9 46 VBS3612 146 Lever noD omo RELIER Ie eren 1 BB 6008 Ball 6008 1 48 BB 6206 Ball 6206 1 BB 6304 Ball Bearing 6304 1 9 53612 149 Work Table RD RE e etes 1 50 VBS3612 150 Fable Support Frame eet ERR ae ee dod date te tus 1 TS 0060071 Hex Cap 3 8 16 x 1 1 2 4 VBS3612 152 Table Support HOUSING aaa a 1 B 55135472 s Socket Head Cap Screw doesn t match SAP 1 2512 2 4 54 TS 0720111 Lock Washer 8 5 0
7. M8 x 20 3 152 VBS2012 9030 Handwheel et rete b obs 1 153 5 0208031 Socket Head Cap 5 16 18 x 5 8 2 154 VBS3612 1154 Wheel Tilt Knob ee e te ve uo ants 1 155 6205 Ball Bearing 6205 2 6305 Ball ees eue 2 151 coss 53612 1157 Air Pump Suspension Arm 2 5 0081031 Hex Cap Screws nu 5 16 18 x 3 4 4 159 5 VBS2012 4170 1 160 20 VBS2012 4180 AirNozzle Clip 1 161 53612 1161 e a D e a 1 1620 VBS3612 1162 Body ute 1 163 5 VBS3612 1163 Rear Door 1 2 a a 1 164 VBS3612 1164 Rear Door Lett NINE t get 1 165 5 TS 1533032 Pan Head MBX 0 14 VBS3612 1166 Front EowerDOoOr o c tou dts th 1 167 2 VBS3612 1167 Front Upper Door seems 1 168 VBS3612 1168 Front Upper Door 1 169
8. 14 5 5 3 5 35 1 8 6 3 3 High leaded brass 1065 825 565 410 260 14 6 3 3 610 460 275 150 14 6 3 3 Low loaded brass 45 9 mo 09 20 Leaded copper 765 sso 30 29 4 513 Cadmium copper 90 60 30 25 20 3 Magnesium 1500 1385 120 95 60 8 3 Cadmium 120 10658 915 915 76 8 6 Manganese 5 3s 25 Bkmm 15 45 4 s 25 6 Chrome 189 4 25 is 6 3 Sim Carbon dis i29 95 76 0 Cabon 35 65 65 245 90 uas ns Carbon 1008 1095 60 45 9 25 20 J 24 14 6 Rubber 460 15 90 60 4 18 10 6 Plastics 190 1065 765 50 45 0 8 23 Typical Band Saw Operations RIPPING SLICING SEGMENTING ANGULAR CUT p lt THREE DIM CUTTING SHAPING COMPOUND ANGLE CUT 24 Troubleshooting Operating Problems Trouble Probable Cause Remedy Saw blade is twisted Blade has been improperly welded Re weld the blade see pages 16 19 Blade not installed properly Set the guide inserts closer and increase blade tension Feeding workpiece too
9. wipe off daily Work tables clean daily Figure 27 22 Speed and Pitch Chart Thickness Sawing speed M min Pitch No of teeth inch for specified Material amp thickness Material Eu MEE High carbon steel 70 60 Er EN Ordinary tool steel 40 30 30 25 20 8 4 High 30 25 20 20 9 24 4 8 4 14 6 pere Stainless steel 25 20 20 20 20 10 8 4 Thickiron plate 45 30 29 2 2 Cmm 45 40 25 20 yj 18 D 8 4 Aluminum 108 A108 365 275 18 60 6 3 3 xs 25 1 m 6 1 1 9 3 53 masane so ow 115 158 152 8 195 E eee B 214 312 333 550 Bec ON ed 180 x 6 3 3 212 355 356 360 380 550 380 275 180 90 18 10 6 3 3 5 95 ms 60 0 3 201420182075 E 735 60 60 18 10 6 60537075 ss s5 mns 60 6061 6063 1500 1220 1065 915 70 118110 6 3 2224218220 199 1385 120 15 95 is 6 3 1100 2011 2017 3003 3004 1500 1500 1500 1385 1220 18110161313 3 3 2 uM p pes 3 3 Leaded commercial branze 915 610 450 305 150 14 8 6 3 3 Commercial branze 150 105 30 20 i 863 imp 95 0
10. 3 8 16 x 1 1 4 5 0209081 Socket Head 3 8 16 x 1 3 4 PAN ET E VBS3612 172 Bracket 2 anges 5 0561031 3 8 16 VBS3612 174 Adjust V NE EET VBS3612 175 Miter nnns nnns yi TS 0208071 Socket Head Cap 5 16 18 x 1 1 4 prm TS 1503021 Socket Head Cap Screw M6 x 10 48 tes TS 1534032 Phillips Pan Head Machine Screw M5 x 8 ripe TS 2361051 Lock 80 VBS2012 1550 Rip 81 nus 53612 181 Circle Cutting Attachment serirrrrsssssrrrrrnessssns 82 nes 5 0208061 Socket Head Cap 5 16 18 x 1 83 VBS3612 183 Cap 1 4 20 x 2 3 4 VBS3612 184 Holding 85 is VBS3612 185 Feed ne aere te e es 86 53612 186 Mag
11. Lock 2 B G tds 52 PR HV 6241 Mounting nene MES TS 1534044 Flat Head M5 x 12 TS 0050171 Hex Cap 5 2 1 4 20 x 4 PR EV 6250 SWITCH RSS 6260 Ginder NS PR EV 6270 Index No Part No PR EV 6280 TS 0680021 TS 1540041 VBS1220M 629 PR EV 6291 JWG34 633 PR EV 6340 PR EV 6420 PR HV 6420 VBS3612 268 VBS3612 269 VBS3612 270 VBS3612 27 VBS3612 272 PR EV 9290 VBS2012 68 VBS2012 6820 VBS2012 6830 VBS2012 6840 VBS2012 6860 VBS2012 6870 VBS2012 6880 VBS2012 6890 VBS2012 6900 VBS2012 69 10 VBS2012 6920 VBS2012 6930 TS 1502081 53612 287 VBS2012 6950 53612 289 53612 290 1550071 VBS3612 292 VBS2012 9040 PR EV 1910 TS 0207031 TS 0207081 PR EV 1920 VBS3612 298 PR EV 1930 VBS3612 2100 PR EV 1940 VBS3612 2102 PR EV 1950 PR EV 1960 PR EV 1970 TS 0208031 TS 0720081
12. Fuse 203 VBS3612 1203 Wire Housing Te ve 204 VBS3612 1204 Ground S6ar 205 VBS3612 1205 Electrical BOX a eerte 206 5 1502081 Socket Head Cap M5 x 35 207 VBS3612 1207 Wiring Plate eee 208 TS 0810012 Round Head 10 24 x 1 4 209 VBS3612 1209 Wiring DUCES to o reet tens 210 VBS3612 1210 211 53612 1211 Copper Pan Head Screw x 10 a s 52012 8712 Indicator Plate ce eee 219 52012 8372 Variator Instruction 214 VBS2012 8422 Gear Box Instruction een 215 5 VBS3612 1215 Tilt Andicator Scale e e ees 216 VBS2012 7000CP Motor Spring Housing semen 214 s 5 0051061 Hex Gap Screw yi ertet entente e gd 5 16 18 x 1 1 4 21983458 VBS2012 7010 eot 219 VBS3612 1219 Variator Disk Upper 220 us 5 0208041 Socket Head Cap
13. VBS3612 1169 Upper Door 4 5 1533032 Phillips Pan Head Machine Screw M5 x 10 12 5 1540031 aeree en nte eme ea Mb eet 10 172200 TS 1533052 Phillips Pan Head Machine Screw M5 16 8 53612 1173 A OS T 6 Index No Part No Description Size 174 uis VBS3612 1174 Spring Plate o VBS3612 1175 Handle te cio oq EET PD tee 176 s TS 1534052 Phillips Pan Head Machine Screw M6 x 16 T asas TS 1540041 FOX N S MO isst 14821 9600 2 sd 149 52 TS 2288202 Phillips Pan Head Machine Screw M8 x 12 180 VBS3612 1180 Eros A 181 VBS2012 9780 Br sh Bracket eae eae ae egos 182 5 2361081 Lock 2 8 183 0050031 Cap 1 4 20 x 3 4 184 VBS2012 9790 CDIp BIUSh nac 185
14. VBS3612 1185 BOM c oe mo m M T Mm T EM 186 52012 6600 Push button 187 VBS2012 6602 Push button sene nennen 188 VBS2012 6610 Emergency Stop 189 VBS3612 1189 Eit WICH 190 VBS2012 6650 ISGy SWIICII SLT ELLE 191 53612 1191 Main 192 5 2284301 Phillips Flat Head Machine Screw x 20 IEE e VBS3612 1193 1070 0 MM 194 5 1532052 Phillips Pan Head Machine x 15 VBS3612 1195 Overload serrrrnnssssserrrnnnessent 196 VBS2012 6742 Pilot Light Green sm 53612 1197 Voltage 198 5 2284082 Phillips Pan Head Machine Screw 8 199 VBS3612 1199 Fuse 200 TS 1534052 Phillips Pan Head Machine Screw M6 x 15 201 VBS3612 1201 Fuse 0 0 eee 202 VBS3612 1202
15. Shearing Cut the blade to the longest length needed for the band saw Using the shear to cut your blade will ensure that the blade ends are cut flat square and smooth 1 Place the blade in the shear as shown in Figure 15 Make sure the blade is held square with the shear knife so that the cut will be square with the blade 2 Position the blade so that the cut is made at a place that allows for uniform spacing of the teeth See Figure 16 3 Push down the handle Figure 15 Clean blade ends which will contact welder jaws Grind off teeth within welding area Areas consumed by welding Cut off blade ends square Allow for correct tooth spacing Figure 16 IMPORTANT If a blade has been cut by using snips the ends of the blade must be ground square before welding them together as shown in Figure 17 Removing Teeth In fine pitched blades one or more of the teeth on each side of the cut may need to be removed by grinding so that the weld area of the blade is uniform and the teeth will be uniformly spaced See Figure 16 Welding 4 Carefully clean the ends of the blade which will contact the welder jaws Remove any dirt oil scale and oxide ACAUTION Any rust oxide on the blade in the vicinity of the weld must be ground off before the blade can be welded 5 Turn pressure knob to 0 position pointed downward NOTE There will be some resistance when turning the knob 6 In
16. 5 1524041 Socket Set Screw M8 x 16 255 ies 6303 6303 34 VBS 3612 Band Saw 35 VBS 3612 Band Saw 36 Parts List Welder Shear and Work Lamp Assemblies refer to breakdown on page 39 Index No Part No Description Size does JWG34 601 Limit Switch 2s PR EV 6011 Queda 53612 203 Pan Head Bolt 1 8 32 x 5 8 5 0720051 Lock 1 85 nas ID EN PR EV 6020 Guide Block ee a lo AE EEN 5 1502061 Socket Head Cap M5 x 25 deut TS 1551031 Washer tt s PR EV 6021 Spting Bracket asi dtr sta TS 1533032 Phillips Pan Head Machine Screw M5 x 8 PR EV 6030 Gulde GasStlhg ett a TS 1534044 Flat Head M5 x 10 PR EV 6040 HOUSIDg tas A ub TS 1533052 Phillips Pan Head Machine Screw M5 x 16 ees PR EV 6050 Stationary Jaw mn ncm 152 5 150205
17. PR EV 1980 PR EV 1990 PR EV 9210 Description Size Welder Name Instruction 200 nmn Grinder Anneal Deflector Bracket Pan Head 4 8 Wood 1 8 X 1 4 Deflector Bracket Left 2 2 2 0 22 Spark 0 0 1 0 0 eene AAO OLEE I oM M NN Light 20 nnne Shield 0 nnne BASS NUES aoro mao mad A m Na Lamp Arm 000000 we 0 0 Arm 000000000 Tube Arm Housing Housing Adjust Lamp Arm Housing nnn Holder 6920 Socket Head 5 X 35mm Holder Lower eeee 6290 Lamp SOocket RE RR e eec t dts Washer ete A eL Lt Rotating Brass Handwheel a Sp
18. FR Overload Relay 5 4 Main Motor Off Red QS General Switch T2 Transformer SB5 Main Motor On Green SQ1 Safety Switch SA1 Grinder Motor On 502 Safety Switch SA2 Work Lamp On Black SQ5 Weld Auto Stop 41 Electrical Box see page 41 for identification of parts 42 43 JET WMH Tool Group 2420 Vantage Drive Elgin Illinois 60124 Phone 800 274 6848 www wmhtoolgroup com e
19. blade guides close to the blade 8 Close upper and lower doors Guide Post For effective cutting and for safety s sake there should be a minimum amount of space between the top of the workpiece and the bottom of the blade guides Loosen the locking knob see Figure 6 and rotate the handwheel Figure 6 to raise or lower the guide post so that the guides clear the workpiece by about 3 16 Blade Guides ACAUTION Blade guides must be properly adjusted or damage may occur to the blade and or guides 1 Loosen the two socket head cap screws on the guide housing See Figure 8 2 Move the guide support forward or backward in accordance with the width of the blade The front end of the blade guides should be adjusted approximately 1 8 behind the blade teeth See Figure 8 Tighten the hex cap screws securely This procedure should be done for both upper and lower guide housings 5 Loosen the socket head cap screws Figure 9 on the blade guides 6 Move the blade guides so they are as close to the blade as possible without touching it 7 Tighten the socket head cap screws Figure 9 8 This procedure should be done for both upper and lower blade guides As the blade guides receive use they will become worn at the front end If the blade guides become difficult to adjust switch the left and right blade guides Figure 10 The stopper positioned behind the back edge of the blade Figure 10 will also become
20. do not use an abrasive pad as it may scratch metal surfaces Fence Place the fence Figure 1 onto the groove in the table as shown and screw in the knob from the toolbox to tighten the fence in position Feed Screw Use two socket head cap screws provided to mount the feed screw to the front edge of the table Figure 1 Use a 6mm hex wrench to tighten the screws Shear Mount the shear to the back edge of the band saw with two socket head cap screws provided as shown in Figure 2 Circle Cutting Attachment To use the circle cutting attachment mount it to the rod as shown in Figure 3 Soc Hd Cap Screws Figure 2 Micro Adjust Knob Figure 3 Grounding Instructions AWARNING Electrical connections must be made by a qualified electrician compliance with all relevant codes This machine must be properly grounded to help prevent electrical shock and possible fatal injury This machine 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 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 grou
21. for control panel Contents of the Shipping Container 1 Set of Keys for rear door 1 Band Saw 1 Owner s Manual 1 Fence 1 Warranty Card 1 Feed Screw Fence Feed Screw Miter Gauge AWARNING Read and understand the entire contents of this manual before attempting set up or operation Failure to comply may cause serious injury Installation and Assembly Tools required for assembly Forklift with strap or chain Eye bolt provided Set of hex wrenches provided Remove all crating and plastic from around the band saw Remove any lag screws or holding straps which secure the band saw to the wood pallet Remove the eye bolt from the tool box and screw it into the hole at the top of the machine Use a forklift with a strap or chain connected to the eye bolt to lift the band saw from the pallet Move the band saw to its permanent location which should be dry well ventilated with sufficient lighting Leave enough space on all sides to handle long stock or perform routine maintenance on the machine Make sure the floor is level and able to support the weight of the machine The Band Saw may be further stabilized by securing it to the floor using lag screws through the four holes in the stand Areas of the Band Saw have been given a protective coating at the factory This should be removed with a soft cloth moistened with kerosene or mineral spirits Do not get solvents near plastic or rubber parts and
22. lower jaw inserts Annealing doesn t occur when the annealing button is pushed Annealing switch connection is poor Change the annealing switch Fuse is blown Replace fuse Annealing button will not return to correct position after it is released Annealing button has dust or debris around it Remove the annealing button housing and clean out any dust or debris Grinder will not run when the Grinder Switch is pushed Grinder motor is burnt out Change grinder motor or re wire it Grinder switch is bad Replace grinder switch Replacement Parts Replacement parts are listed on the following pages To order parts or reach our service department call 1 800 274 6848 between 7 30 a m and 6 00 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 29 Parts List VBS 3612 Band Saw refer to breakdowns on pages 35 and 36 Index No Part No Description Size Qty d e VBS3612 101 Gear BOX on E Atia 1 2 TS 0209101 Socket Head Cap 3 8 16 x 2 1 4 4 Sud 5 0720091 Lock 22 9 8 cs 26 Asus 5 0680041 Flat ise 24 Dunt 5 0271091 Set 40002022
23. power and switch any two of the three leads in the motor junction box see Electrical Connections page 40 Adjustments Blade Removal and Installation AWARNING Wear leather gloves when removing or installing band saw blades New blades usually come in a coiled position to prevent injury hold the blade with one hand while carefully uncoiling it with the other 1 Disconnect machine from power source 2 Open the upper and lower doors and swing away the guard Figure 5 3 Remove the block from the front edge of the table Figure 5 4 Loosen tension on the blade by turning the tension handwheel Figure 6 to the left 11 Figure 5 5 Remove the worn blade and install the new blade making sure the teeth face downward where they pass through the slot in the table 6 Use the tension handwheel to tighten the tension on the blade 7 Proceed with Blade Tension and Blade Tracking before operating the band saw Blade Tension Rotate blade tension handwheel to the right to increase tension on the blade to the left to decrease tension on the blade Initially set the blade tension to correspond to the width of your blade as indicated on the tension gauge Figure 6 As you become familiar with the saw you may find it necessary to change the blade tension from the initial setting depending on the width of the blade as well as the material being worked Keep in mind that too much or too little blad
24. provide years of trouble free operation if used in accordance with instructions set forth in this manual If there are any questions or comments please contact either your local supplier or WMH Tool Group WMH Tool Group can also be reached at our web site www wmhtoolgroup com Specifications Model Number nene nann nn ahna n a cd enc VBS 3612 STOCK Mem m 414470 Blade Speeds Low 50 410 High 540 4925 Height Capacity Maximum 12 Throat Capacity Maximum 36 Table Size Main 23 8 27 1 2 Table Size Auxiliary L x W in nnn 17 3 4 x 27 1 2 Table Height at 90 ini oot ec eet 40 Table Tilt deg erinra ce toc ttt 10 L 45 R Welder 4 2 Blade Length approx nnne nnns 195 1 4 198 1 4 1 8 min 1 2 max 3HP 3Ph 230 460V prewired 230V 60Hz Eloor Space Required 69 x 32 Nana 1 760 The above specifications were current at the time this manual was published but because of our policy of continuous improvement WMH Tool Group reserves the right to change specifications at any time and without prior notice without incurring obligations Features and Terminology A 11 1 Main Work
25. the wrong blade Consider these factors when selecting a blade e type of material you will be cutting e The thickness of the workpiece e features of the workpiece such as bends or curves with small radii These factors are important because they involve basic concepts of saw blade design There are six blade features that are normally changed to meet certain sawing requirements width gage pitch number of teeth per inch tooth form or shape the set of the teeth the blade material itself Width Band saw width is measured from the back of the blade to the tip of the tooth Always use the widest blade possible that stil performs the needed job Generally wider blades are used for straight cutting Narrower blades are used when the part being cut has curves with small radii Refer to the chart in Figure 22 to select a width for radius cutting og c M pet 2 1 1 21 1 4 1 3 4 5 8 1 2 3 8 1 4 3 16 1 8 3 32 1 16 WIDTH OF SAW BAND IN INCHES The radii in this chart are all based on cutting 1 inch thick mild steel and using manual feed In order to cut a close tolerance radius the following factors in addition to the blade width must be considered thickness machinability feed force and the location of the pivot point Heavy feed in thick work for example results in a barrel shaped cut Figure 22 19 Gage Use the standard gage blade thickness except when the increas
26. 0 Tea 3 8 16 x 1 4 53612 106 OU SOA ce 40 x 30 x 7mm 1 Lp E 53612 107 evs exc Peet ces ne en Peres 52 x x 7mm 1 Bote VBS3612 108 Box GOVer ie Lb 1 TS 0050011 1 4 20 x 1 2 4 TS 0720071 6 alee ee 5 0680021 Flat Washer AAA oe 6 VBS3612 112 err 1 VBS3612 113 ING ne eo c de ed dL dE e d AL e dus 6 x 35mm 1 14 VBS3612 114 Oll Seal z cea ota aaa iina x 019 x 8mm 1 15 2 ios VBS3612 115 Retaining Ring 2 BO sciatis ttu 1 10 245 53612 116 EC 1 n VBS2012 0530 eir 35mm 1 53612 118 Screw 26 1 conti VBS3612 119 GOA A 1 20 VBS3612 120 Gear Shaft deed e ete 1 21 2 53612 121 M 1 4 x 5 8 2 225 VBS3612 122 Shalt GOV ME 1 234 0 TS 0207044 Socket Head Cap 1 4 20 x 3 4 9 24 VBS3612 124
27. 0 x 3 8 231 is VBS2012 7120 238 3s VBS2012 7190 Screw NUT e 290 BB 6007 Ball 6007 240 VBS2012 7200 Spring HOUSING wicca 241 VBS2012 721 oo dc MM 242 VBS2012 7220 Variator Disk Lower 4 20 2 243 VBS2012 7230 Variator Disk Lower nn 244 VBS2012 7250 Varlator Shaft 2 22 aa OET TT 245 53612 1245 I oy ce 6 X 60mm 246 VBS3612 1246 Shatt HOUSING ii A OE RS 247 VBS2012 7290 248 53612 1248 Socket Head Cap 10 24 x 5 8 249 VBS3612 1249 os nte 4 1 8 2 250 VBS3612 1250 Speed Readout 2515 VBS1220M 661 Digital 252 BB 6204 Ball 6204 253 TS 1502021 Socket Head Cap M5 x 10 254
28. 1 Socket Head Cap M5 x 20 PR EV 6051 PR EV 6052 Insulating Tubes 18 PR EV 6053 Washer enne PR EV 6054 lote c m 205 4 s PR EV 6060 Eccentric PR EV 6070 Clamp Lever 00422 22 TS 1335052 Round Head 5 16 18 x 3 4 TS 0561021 Hex aaan 5 16 18 24 PR EV 6071 Gamp Lever 25 3 ets PR EV 6100 Clamp Support eee 20 s PR EV 6101 Clamp Support Left A DA PR EV 61 10 Clamp Plate enne 28 5 1533032 Phillips Pan Head Machine Screw M5 x 8 29 usns TS 1551031 Lock 2 30 PR EV 6111 Clamp Plate Left nnn Blister cress PR EV 6120 Retaining Ring Re7 nne PR EV 6130 Mo
29. 4 VBS2012 3090 Slide Block 1 135 VBS2012 3100 Slide Block Guide re 2 136 TS 0209071 Socket Head Cap 3 8 16 x 1 1 2 4 TSF ete VBS2012 3110 Upper Wheel 51 seen 1 138 5 0267041 Socket Set Screw 1 4 20 x 3 8 4 139 VBS2012 3111 Slider 1 140 52012 3112 Slider Screw Shaft 2 1 141 VBS2012 3113 eae 1 142 VBS2012 3120 Wheel Elevation 1 143 VBS2012 3121 loa ATA 1 144 VBS2012 3150 l Ete 1 145 VBS2012 3180 Indicator Rings Ae et 3 146 VBS2012 3190 Tension IndiCator ee le 1 TAT ss VBS2012 3200 Wheel Tilt eene 1 148 VBS2012 3220 Wheel Tilt Connector 2 1 149 VBS2012 3240 Connector 1 150 VBS3612 1150 Connector Housing 0 112 1 151 5 1504041 Socket Head Cap
30. 680061 estreno tdeo cunda 8 Index No Part No Description Size 5 0561021 FIO INU gn 5 16 18 VBS1220M 110 Guide Support ee 58 ssi 5 0208061 Socket Head Cap 5 16 18 x 1 DO 5 0720081 Lock Washan 5 0680031 Flat Wash AN iius ig Mee 5 1503061 Socket Head Cap M6 x 25 VBS3612 162 Right Handed 1 4 1 ae 5 0207061 Socket Head Cap 1 4 20 x 1 VBS3612 164 Left Handed 65 niu VBS3612 165 Slider aod da da a 66 53612 166 Table Tilt Adjust VBS3612 167 Auxiliary VBS3612 168 Auxiliary Table Support sm 69 24824 53612 169 Table Bracket auus TOG 298 5 0209061 Socket Head Cap Screw
31. Check amp setting on motor starter Switch or motor failure how to distinguish If you have access to a voltmeter you can separate a starter failure from a motor failure by first verifying incoming voltage at 220 20 and second checking the voltage between starter and motor at 220 20 If incoming voltage is incorrect you have a power supply problem If voltage between starter and motor is incorrect you have a starter problem If voltage between starter and motor is correct you have a motor problem Motor overheated Clean motor of dust or debris to allow proper air circulation Allow motor to cool down before restarting 26 Trouble Probable Cause Remedy Machine will not start restart or repeatedly trips circuit breaker or blows fuses Motor failure If electric motor is suspect you have two options Have a qualified electrician test the motor for function or remove the motor and take it to a qualified electric motor repair shop and have it tested Miswiring of the unit Double check to confirm all electrical connections are correct Refer to appropriate wiring diagrams on pages 40 and 41 to make any needed corrections Switch failure If the start stop switch is suspect you have two options Have a qualified electrician test the switch for function or purchase a new start stop switch and establish if that was the problem on changeout Band
32. SO THE ABOVE LIMITATION MAY NOT APPLY TO YOU WMH TOOL GROUP 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 SOME STATES DO NOT ALLOW THE EXCLUSION OR LIMITATION OF INCIDENTAL OR CONSEQUENTIAL DAMAGES SO THE ABOVE LIMITATION OR EXCLUSION MAY NOT APPLY TO YOU WMH Tool Group sells through distributors only The specifications in WMH catalogs are given as general information and are not binding Members of WMH Tool Group reserve the right to effect at any time without prior notice those alterations to parts fittings and accessory equipment which they may deem necessary for any reason whatsoever JETebranded products are not sold in Canada by WMH Tool Group Table of Contents Warranty and Servite in er e a rd a e d RS 2 Table of 3 ERO T 4 FANE OCHO I EE 6 kolso 6 Features and Terminology 7 MVEA ING et III MI M MM UR 8 Contents of the Shipping 8 Installation and Assembly 9 Bio S 9 5 AN 9
33. Saw does not come up to speed Extension cord too light or too long Replace with adequate size and length cord Low current Contact a qualified electrician 27 Troubleshooting Welded Blade Inspection Trouble Probable Cause Remedy Weld is misaligned Dirt or scale on clamp jaws or blade Always keep jaws clean Clean blade before welding Blade ends not square Before welding grind cut edges of the blade until they are square Use the shear on the band saw for square cuts Blade ends not correctly aligned when clamped in jaws Align the ends properly before clamping Worn clamp jaws Replace clamp jaws Clamp jaws not aligned correctly Align jaws correctly Misaligned weld Blade ends are overlapped Pressure knob is set for wider blade than the one used Adjust the pressure knob correctly for particular blade width Blade ends or clamp jaws not aligned correctly Make corrections as needed Weld breaks when used Weld is weak and incomplete possible blow holes see Figure 19 Cut and re weld the blade ends Weld has been ground too thin Cut and re weld the blade ends Weld is not annealed correctly Follow annealing instructions on page 18 Incomplete weld Pressure knob not set correctly Make appropriate adjustment Improper clamping procedures Follow instructions on pages 16 t
34. Table 2 Work Lamp 3 Blade Tension Handwheel 4 Auxiliary Work Table 5 Variable Speed Handwheel 6 Chip Port 7 Gear Shift Lever 8 for Circle Cutting Attachment 9 Guide Post Lock Knob 10 Guide Post Raise Lower Handwheel 11 Blade Tracking Knob 12 Electrical box 13 Blade Speed readout SFPM 14 Power Indicator Light 15 Control Panel Lockout 16 Emergency Stop Button 17 Blade Start Button 18 Blade Stop Button 19 Shear 20 Weld Switch 21 Anneal Switch 22 Clamp Pressure Selector 23 Clamp Jaws 24 Grinding Wheel Switch 25 Grinding Wheel 26 Clamp Handles 27 Blade Tension Gauge 28 Chip Blower Hose Miter Gauge Circle Cutting Attachment Shear Tool box containing 1 Reversible Screwdriver 2 Socket Head Cap Screws 5 16 x 1 2 Socket Head Cap Screws 5 16 x 5 8 1 Eye Bolt 1 1 1 1 Unpacking Open shipping container and check for shipping damage Report any damage immediately to your distributor and shipping agent Do not discard any shipping material until the Band Saw is set up and running properly Compare the contents of your container with the following parts list to make sure all parts are intact Missing parts if any should be reported to your distributor Read the instruction manual thoroughly for assembly maintenance and safety instructions Knob Set of Hex Wrenches Wrench 26mm Set of Keys
35. This Manual is Bookmarked 4 WMH TOOL GROUP Operating Instructions and Parts Manual 36 inch Metalworking Band Saw Model VBS 3612 WMH TOOL GROUP 2420 Vantage Drive Elgin Illinois 60124 Part No M 414470A Ph 800 274 6848 Revision A1 9 06 www wmhtoolgroup com Copyright WMH Tool Group Warranty and Service WMH Tool Group Inc warrants every product it sells If one of our tools needs service or repair one of our Authorized Service Centers located throughout the United States can give you quick service In most cases any of these WMH Tool Group Authorized Service Centers can authorize warranty repair assist you in obtaining parts or perform routine maintenance and major repair on your JETetools For the name of an Authorized Service Center in your area call 1 800 274 6848 MORE INFORMATION WMH Tool Group is consistently adding new products to the line For complete up to date product information check with your local WMH Tool Group distributor or visit jettools com WARRANTY products carry a limited warranty which varies in duration based upon the product MW Metalworking WW Woodworking Warranty reverts to 1 Year Warranty if woodworking WW products listed below are used for commercial DINA YEAR YEAR YEAR industrial or educational purposes LIFETIME Lathe Accessories Air Tools Body Repair Kits MW Bandsaws Stackers Beam Clamps Trolleys Plain WW Dust Fittings Fastening Tools Machine Accesso
36. as te be iit 18 Blade Seleetlon c eaa i ie dei ie AAA RRR Re E iu d a 19 M 19 20 A 20 Shape AES ENA aa EAA aein 20 21 E A E E EE 21 ae d t han i hd d o a aaa d P a 21 Speed and Pitch 23 Typical Band Saw Operations 24 Troubleshooting Mechanical and Electrical 26 Replacement Parts 29 Parts List VBS 3612 Band Saw 30 VBS 3612 Band 35 VBS 3612 Band 5 36 Parts List Welder Shear and Work Lamp 37 Welder Shear and Work Lamp 39 Electrical Connections 230 460 40 Electrical Connections 230 460 41 Electrical BOX 42 Warnings 17 18 19 20 Read and understand the entire owners manual before attempting assembly or operation Read and understand the warnings posted on the machine and in this manual Failure to comply with all of these warnings may cause
37. d area and repeat the welding annealing process 19 Check to make sure the welded section is the same thickness as the rest of the blade If not grind off excess weld material using the grinder Figure 20 Figure 21 illustrates some unacceptable grindings Misaligned weld Incomplete weld Figure 20 Bad Grindings Figure 21 18 ACAUTION If the blade is thicker at the weld than at the rest of the blade using the blade may damage the guides 20 When grinding do not hit the teeth or grind deeper than the thickness of the blade or burn or overheat the weld area Be sure to remove flash from the back edge of the blade Any flash or stub teeth which project beyond the normal set or height of the other teeth must be ground off Clean Up It is very important that the clamp jaws be kept clean at all times The jaws or inserts must be wiped or scraped clean after every weld Doing this will ensure better welds by holding proper alignment preventing flash from becoming embedded in the blade and preventing shorts or poor electrical contact Blade Selection Using the proper blade for the job will increase the operating efficiency of your band saw help reduce necessary saw maintenance and improve your productivity Thus it is important to follow certain guidelines when selecting a saw blade Blade breakage teeth stripping crooked cuts and other common complaints are in most instances caused by using
38. e tension can cause blade breakage and or poor cutting performance If the band saw is not to be used for a period of time release tension on the blade this will prolong its life First make a note of the specific tension setting for that blade The tension can then be re established quickly when operations are resumed Blade Tracking 1 Disconnect machine from power source 2 Open the top blade wheel doors 3 Move the gear shift lever into neutral position straight down 4 Move the upper and lower blade guides away from the blade see Blade Guides 5 Rotate upper blade wheel by hand observing the position of the blade as it rides upon the wheel The blade should track as near the center of the wheel as possible 6 If the blade does not track properly rotate the blade tracking knob Figure 6 clockwise to move the blade toward the front of the wheel as viewed from the front of the saw or counterclockwise to move the blade toward the rear of the wheel NOTE This will also move the blade away from or toward the stoppers on the blade guide assemblies as shown in Figure 7 IMPORTANT These are sensitive adjustments make them gradually and allow the blade time to react to the changes Guide Post Handwheel amp Knob 4 Blade Tracking Tension Gauge Blade Tension Figure 6 BLADE ALIGN ADJUSTMENT m STOPPER STOPPER Figure 7 12 7 When satisfied return the upper and lower
39. ed thickness of the workpiece decreases accuracy and width cannot be increased to compensate Examples of heavy gage applications 1 When radius cutting in thick materials 2 When the maximum width usable on the machine still provides insufficient beam strength for the blade Beam strength is the blade s resistance to compression caused by strong feeding or the type of material being cut Pitch Pitch is measured in teeth per inch T P I and can be constant or variable Figure 23 shows blades with different pitches A fine pitch more teeth per inch will cut slower but smoother A coarse pitch fewer teeth per inch will cut rougher but faster As a rule of thumb the thicker the workpiece the coarser will be the blade pitch If you have to cut a hard or very brittle material you will probably want to use a blade with a finer pitch in order to get clean cuts Using a blade with too few teeth may cause vibration and a rough cut while too many teeth may cause the gullets to fill with shavings and overheat the blade As a general rule use a blade that will have no fewer than 6 and no more than 12 teeth in the workpiece at any given time The chart on page 23 will aid in determining pitch for a particular job Shape Figure 24 shows common types of tooth shape Tooth shape has an effect on cutting rate The Regular blade sometimes called a raker blade has evenly spaced teeth that are the same size as the
40. elt EE RU IINE UE 7300 7071 2 119 2 BA62 eios Borg 2010 4450 1 120 VBS2012 BV875 V Belt 7020 7220 1 121 VBS1220A 301 Lower 1 122 VBS1220A 302 Rubber Tike ET 2 123 53612 1123 Rubber Tite ice a tat tea tog iia aioe 1 124 VBS2012 3030 Tapered Sleeve 1 4125 VBS2012 3040 Wheel Locking 1 126 VBS1220A 305 Upper 1 127 VBS3612 1127 Auxiliary nne nennen nnns nnns 1 128 VBS2012 3060 Upper Wheel 2 4129 VBS2012 3070 Upper Wheel 1 130 VBS2012 3080CP Slide Block 1 5 0209051 Socket Head Cap 3 8 16 x 1 10 132 VBS3612 1132 Auxiliary Wheel Shaft sss sss 1 133 TS 0271071 Socket Set Screw 3 8 16 x 3 4 4 13
41. forcefully Decrease feed rate Incorrect choice of blade Use a proper width blade for radius or wavy line cutting Cuts not straight Blade tooth has improper set File to proper set or replace blade Not enough blade tension Increase tension Guide post too high Set guide post closer to the workpiece Feed rate too strong Decrease feed rate Blade slips off Blade not tensioned enough Increase tension urn Wheels aligned propery Contact senice or Blade speed too fast Use slower speed o Wrong blade for the job Use proper blade for workpiece Feed rate excessive Decrease feed rate Dull blade Sharpen or replace blade Guide post not fixed properly Fix guide post in position Blade warps Increase tension Blade not tensioned enough Blade not 90 to table Adjust table perpendicular to blade see page 14 Band Saw is noisy or vibrates too much Band Saw not resting on level surface Floor must be flat The variator pulley is damaged Replace pulley Blade teeth keep breaking Incorrect blade for the job Select proper blade pitch and style Blade is of inferior material Use better quality blade Blade becomes damaged easily The blade has been over annealed Decrease annealing temperature Too large a gap between blade guides and blade Adjust proper gap between
42. guides and blade see page 13 Blade too wide for short radius cutting Select narrower blade appropriate to the job 25 Troubleshooting Mechanical and Electrical Problems Trouble Probable Cause Remedy Machine will not start restart or repeatedly trips circuit breaker or blows fuses No incoming power Verify machine is connected to power source Make sure START button is pushed in completely and the STOP button is disengaged Cord damaged Replace cord Overload automatic reset has not reset When the band saw overloads on the circuit breaker built into the motor starter it may take time for the machine to cool down before restart Allow unit to adequately cool before attempting restart If problem persists check amp setting on the motor starter Band Saw frequently trips One cause of overloading trips which are not electrical in nature is too heavy a cut The solution is to reduce feed pressure into the blade If too heavy a cut is not the problem then check the amp setting on the overload relay Match the full load amps on the motor as noted on the motor plate If amp setting is correct then there is probably a loose electrical lead Check amp setting on motor starter Building circuit breaker trips or fuse blows Verify that band saw is on a circuit of correct size If circuit size is correct there is probably a loose electrical lead
43. gullets and a 0 degree rake angle This is a good general purpose blade and often works well with ferrous metals The Skip type has fewer teeth and larger gullets providing the added chip clearance needed for cutting softer nonferrous materials as well as non metallic applications such as wood plastic cork and composition materials The Hook blade has larger teeth and gullets and a positive rake angle which permits better feed and chip removal It is useful for both cast iron as well as hard nonferrous alloys Pitch No of teeth in 1 inch COARSE MEDIUM REGULAR SKIP Figure 23 HOOK VARIABLE 20 Figure 24 Variable tooth blades combine features of the other styles They generally offer smooth cuts and long blade life while reducing noise and vibration Set The term set refers to the way in which the saw teeth are bent or positioned Bending the teeth creates a kerf that is wider than the back of the blade Set patterns are usually selected depending upon the type of material that needs to be cut Three common set patterns are shown in Figure 25 The Regular or Raker set is generally furnished on blades which have 2 to 24 teeth per inch These blades have one tooth set to left one to right and one unset tooth called a raker The raker set is often used for contour cutting The Wave set is generally furnished on blades which have 8 to 32 teeth per inch This set has g
44. hen the machine is NOT running to prevent damage to the gearbox 15 Setting 4 q machine running Figure 14 Gear Shift Lever machine NOT running 3 Start the saw using the pushbutton 4 Turn the speed setting handwheel Figure 14 to the required speed Turning the handwheel clockwise increases speed Turning counterclockwise decreases speed ACAUTION Rotate the speed setting handwheel only when the band saw is running Evaluating Cutting Efficiency The best way to determine whether the blade is cutting efficiently is to observe the chips formed by the cutting e f the chip formation is powdery then the feed is much too light or the blade is dull e f the chips formed are curled but colored blue or straw colored from heat generated during the cut then the feed rate is too high e f the chips are slightly curled and are not colored by heat the blade is sufficiently sharp and is cutting at its most efficient rate Welder Operation AWARNING Wear eye protection while operating the welder Use care when handling the blade after welding to avoid burns The welding procedure involves the following steps Shearing the blade grinding teeth to allow for the weld area the actual welding inspection of the blade annealing grinding and a final inspection of the blade This procedure can be accomplished using the shear and welder assemblies on your band saw Proceed as follows
45. hrough 19 Limit switch 1 page 39 not adjusted correctly Adjust limit switch correctly Defective limit switch doesn t break circuit at end of welding operation Replace limit switch Clamp jaw movement obstructed by kinked jaw cable or tangled wires Bend cable and untangle wires Brittle weld Incorrect annealing heat Bring weld up to correct color see page 18 Scale or oil on weld caused poor annealing Keep clamp jaws and blade clean 28 Troubleshooting Welder Mechanical Problems Trouble Probable Cause Remedy Weld could not be made Jaws do not move Wire connection is poor connecting point of welding switch is bad Change switch or grind the connecting port with a file Transformer burnt out Change transformer or re wire it Blade has oil on it Wipe off any oil Blade ends have rust on them Grind off the rust Weld area melts when weld switch is pushed Welding switch is cutting off too late Screw the welding switch connecting nut tighter Welding press is too weak Rotate the pressure selector knob accordingly Jaw movement is too slow Put some oil on the rear side of the welding lever and the two jaws Blade can not be tightly clamped with the clamp jaws Clamp jaws are out of order or decayed Replace clamp jaws Lower jaw inserts are out of order Replace
46. indle 0 Socket Head Bolt ett 1 4 X 5 8 Socket Head Boll eh 1 4 X 1 Spindle Eft aeree es Retaining 5mm Blad Shaf Retaining Rings c ees 25mm Vaned Iron nennen Pan Head 3 16 X 3 8 Lower Ot 0 55s Upper Blage sa ae ele Joint Plate Betts Socket 5 16 5 8 Lock 0 0 5 16 Chain Joint Right n HandlesBarzs tado b 38 Welder Shear and Work Lamp Assemblies 39 Electrical Connections 3Ph 230 460V 9nd AQ n vi 679 35 1 9NIT13A gt 4 4158 a 9 e 7 m 1 tand bo AUF MEZ 09F eas sos tas X 2 2H09 E JAIXO INGWdIno3 30 40 Electrical Connections 3Ph 230 460V 2 2 2 EX 5 gt gt e SB1 Weld On White 5 4 Key Switch 506 Safety Switch SB2 Anneal On Green HL Indicator Light Green KM Contactor SB3 Emergency Stop Red EL Lamp 60W 115V
47. nd grease Keep visitors a safe distance from the work area Keep children away Make your workshop child proof with padlocks master switches or by removing starter keys Warnings 21 22 23 24 25 26 2T 28 29 30 31 32 33 Give your work undivided attention Looking around carrying on a conversation and horse play are careless acts that can result in serious injury Maintain a balanced stance at all times so that you do not fall or lean against the blade or other moving parts Do not overreach or use excessive force to perform any machine operation Use the right tool at the correct speed and feed rate Do not force a tool or attachment to do a job for which it was not designed The right tool will do the job better and safer Use recommended accessories improper accessories may be hazardous Maintain tools with care Keep blades sharp and clean for the best and safest performance Follow instructions for lubricating and changing accessories Turn off the machine before cleaning Use a brush or compressed air to remove chips or debris do not use your hands Do not stand on the machine Serious injury could occur if the machine tips over Never leave the machine running unattended Turn the power off and do not leave the machine until the blade comes to a complete stop Remove loose items and unnecessary work pieces from the area before starting the machine Never place hands directl
48. nding conductor to a live terminal Check with a qualified electrician or service personnel if the grounding instructions are not completely understood or if in doubt as to whether the tool is properly grounded Repair or replace a damaged or worn cord immediately Make sure the voltage of your power supply matches the specifications on the motor plate of the Band Saw The machine should be connected to a dedicated circuit Extension cords The use of an extension cord is not recommended for this Band Saw But if one is necessary make sure the cord rating is suitable for the amperage listed on the machine s motor plate An undersize cord will cause a drop in line voltage resulting in loss of power and overheating Use the chart in Figure 4 as a general guide in choosing the correct size cord If in doubt use the next heavier gauge The smaller the gauge number the heavier the cord 230 Volt Three Phase Operation The three phase model is factory wired for 230 volt but can be converted to 460 volt if so desired see Converting From 230 Volt to 460 Volt You may either install a plug or hard wire the Band Saw directly to a control panel If you are connecting a plug use a proper UL listed plug suitable for 230 volt operation Recommended Gauges AWG of Extension Cords 25 50 75 100 150 200 Fees pe pep pe we Eee e
49. nifying Glass BT ees TS 1533032 Phillips Pan Head Machine Screw M5 x 10 e TS 1550031 Flat Mb test 89 53612 189 Blade Guide senes 90 53612 190 Blade Guide sse eens VBS16 132 Blade Guides 5 1503061 Socket Head M6 x 25 5 1551041 Lock 6 5 1550041 Flat VBS3612 195 5 eee ee 53612 196 Blade Ou uve VBS2012 1350 Blade Guide Posty sy tee 98 52012 1351 TS 0206022 Socket Head Cap 10 24 x 1 2 VBS2012 1360 Guide Post eee VBS3612 1101 Blade GuardrEeftz o uu 102 VBS3612 1102 Blade Guard
50. ntrols Unlock the control panel using the provided keys AWARNING Never operate the band saw without blade covers in place and secured Blade Break In Procedure New blades are very sharp and therefore have a tooth geometry that is easily damaged if a careful break in procedure is not followed Consult the blade manufacturer s literature for break in of specific blades on specific materials The following procedure will be adequate however for break in of JET supplied blades on lower alloy ferrous materials 1 Use a section of round stock 2 Operate the saw at low speed Start the cut with a very light feed rate 3 When the saw has completed about 1 3 of the cut increase the feed rate slightly and allow the saw to complete the cut 4 Keep the feed rate at the same setting and begin a second cut on the same or similar workpiece 5 When the saw has completed about 1 3 of the cut increase the feed rate while watching the chip formation until cutting is at its most efficient rate refer to Evaluating Cutting Efficiency below Allow the saw to complete the cut 6 The blade is now considered ready for use Setting Blade Speed 1 Refer to the Speed and Pitch selection chart on page 23 Select the speed setting for the material to be cut 2 While the machine is NOT running move the gear shift lever to the required speed setting high or low See Figure 14 ACAUTION Move the gear shift lever only w
51. properly set Upper guides are set too high off the workpiece 7 Faulty weld on blade ook Maintenance AWARNING Before doing maintenance on the machine disconnect it from the electrical supply by pulling out the plug or switching off the main switch Failure to comply may cause serious injury Use a brush to loosen accumulated chips and debris Use a shop vacuum to remove the debris Make sure the chip brush on the lower band wheel is properly adjusted Lubricate the air compressor with air tool oil about every six months or more frequently if necessary Unscrew the cap Figure 26 and add oil Replace cap when finished Add grease to the gear box through the grease fitting also add grease as needed to the worm gear If the power cord is worn cut or damaged in any way have it replaced immediately Figure 26 The chart Figure 27 identifies areas that require cleaning and or lubricating Use good quality general purpose lubricants Machine Part Lubricant Frequency Bearings Machine oil Wipe down every day and lubricate every 6 months Rack and sliding portion of Grease every 7 days Guide Post Gear shift lever Grease every 6 months Worm gear Grease every 3 months Variator pulley Machine oil every 3 months Blade tension screw Grease once a month Air compressor reservoir Air Tool oil every 6 months Weld clamp jaws clean after each use Rubber tire
52. ps and carefully inspect it The spacing of the teeth should be uniform and the weld should be located the center of the gullet Misalignment is easily noted at this time from the weld appearance See Figure 19 for examples of incorrect welds 13 If the weld is imperfect refer to the trouble shooting section on page 28 for possible remedies to any problems Make corrections before annealing Annealing The blade must now be annealed or cooled at a controlled rate to prevent it from becoming too brittle 14 Turn the pressure selector knob all the way to the left so the clamp jaws are closest to each other 15 Insert the blade into the clamps so the weld area is centered between the clamps Secure the blade in the jaws with the clamp handles 16 Quickly press and release jog the anneal button Figure 18 Repeat the press and release process until you see a slightly red glow from the weld area ACAUTION Do not press and hold the anneal push button The weld will be overheated and will fail due to the excessive heat 17 Release both blade clamps allow the blade to cool then remove the blade from the clamps 18 Check the integrity of the weld Bend the blade to form a radius at the point of the weld The size of the radius should be approximately the same as the radius of the band saw drive wheel The weld must hold and not break or crack after forming the radius If the weld breaks cut away the welde
53. re 12 securely after adjustment 3 To adjust the table front to back loosen screws C Figure 12 Re tighten screws securely after adjustment Replacing Drive Belts See Figure 13 1 Disconnect machine from power source 2 remove the motor drive belt loosen the four screws at the base of the motor Lift up on the motor to slacken and remove the belt 3 To remove the air compressor drive belt loosen the four hex nuts on the base of the air compressor and slide the compressor in the direction of the motor After installing a new belt slide the compressor away from the motor to tension the belt and re tighten the four hex nuts 4 To remove the gearbox drive belt loosen the hex nuts on the base of the lower variator and slide the lower variator upward to slacken and remove the belt 5 remove the variator belt loosen the four hex nuts on the variator and push the variator upward to slacken the belt Table Adj Screw Figure 12 Lower Variator Disc Variator Belt Upper Variator Pulley Gearbox Drive Belt Gearbox Pulley Gearbox Air Compressor Air Compressor Drive Belt Lower Variator Pulley Motor Pulley Motor Drive Belt Figure 13 14 6 After installing new belts make sure they are tensioned properly Work Lamp Bulb The Work Lamp uses a standard medium base 60 watt bulb Band Saw Operation Consult Features and Terminology on page 7 for identification of the co
54. ries Contractor Bottle Jacks MW Drill Presses Surface Grinders Chain Hoist Winches Manual WW Jointers Mechanics Hand Tools Mobile Bases Air Tools Industrial Cable Pullers MW Finishing Tapping Manual WW Air Filtration WW Lathes Striking Tools Vises non precision Safety Equipment Air Tools Light Cold Saws Equipment Trolleys Air Lever Hoists WW Bandsaws WW Planers Clamps Specialty Items Industrial Hoists Air MW Lathes Trolleys Electric Pullers JCH Models WW Buffers WW Sanders Vise Accessories Lubrication Hoists Electric MW Precision Vises Web Slings Scissor Lift Tables WW Drill Presses WW Shapers Metalforming Pallet Trucks Winches Electric Screw Jacks WW Dust Collectors WW Tablesaws Mill Drills Rigging Equip Trolleys Geared WW Dust Filters Milling Machines Service Jacks WHAT IS COVERED This warranty covers any defects in workmanship or materials subject to the exceptions stated below Cutting tools abrasives and other consumables are excluded from warranty coverage WHO IS COVERED This warranty covers only the initial purchaser of the product WHAT IS THE PERIOD OF COVERAGE The general JET warranty lasts for the time period specified in the product literature of each product WHAT IS NOT COVERED Five Year Warranties do not cover woodworking WW products used for commercial industrial or educational purposes Woodworking products with Five Year Warranties that are used for commercial industrial or education purposes revert
55. rk To reduce your exposure to these chemicals work in a well ventilated area and work with approved safety equipment such as face or dust masks that are specifically designed to filter out microscopic particles Do not operate this machine while tired or under the influence of drugs alcohol or any medication Make certain the switch is in the OFF position before connecting the machine to the power supply Make certain the machine is properly grounded Make all machine adjustments or maintenance with the machine unplugged from the power source Remove adjusting keys and wrenches Form a habit of checking to see that keys and adjusting wrenches are removed from the machine before turning it on Keep safety guards in place at all times when the machine is in use If removed for maintenance purposes use extreme caution and replace the guards immediately 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 may affect its operation A guard or other part that is damaged should be properly repaired or replaced Provide for adequate space surrounding work area and non glare overhead lighting Keep the floor around the machine clean and free of scrap material oil a
56. roups of teeth bent alternately to left and right which reduces the strain on individual teeth Blades with a wave set are used where tooth breakage is a problem such as in cutting thin stock or where a variety of work is cut without changing blades also when the thickness of the workpiece changes such as cutting hollow tubing or structurals The Straight set has teeth in a consistent alternating pattern which is good for fast basic cuts where a fine finish is not important This set is also popular for cutting wood and plastics Material Some of the most common blade materials include Carbon Steel Blade widely used because of its general adaptability for all types of work and for its lower cost Excellent for cutting nonferrous metals and plastics High Speed Steel Blade resists heat generated while cutting to a far greater extent than carbon steel blades Best suited for cutting nonferrous metals Carbide Tipped Blade Best used for cutting titanium beryllium and case hardened materials 21 STRAIGHT Figure 25 Blade Breakage Band saw blades are subject to high stresses and breakage may sometimes be unavoidable However many factors can be controlled to help prevent most blade breakage Here are some common causes for breakage 1 Misalignment of the blade guides 2 Feeding workpiece too quickly 3 Using a wide blade to cut a short radius curve Excessive tension Teeth are dull or im
57. serious injury Replace the warning labels if they become obscured or removed This band saw is designed and intended for use by properly trained and experienced personnel only If you are not familiar with the proper and safe operation of a band saw do not use until proper training and knowledge have been obtained Do not use this band saw for other than its intended use If used for other purposes WMH Tool Group disclaims any real or implied warranty and holds itself harmless from any injury that may result from that use Always wear approved safety glasses face shields while using this band saw Everyday eyeglasses only have impact resistant lenses they are not safety glasses Before operating this band saw remove tie rings watches and other jewelry and roll sleeves up past the elbows Remove all loose clothing and confine long hair Non slip footwear or anti skid floor strips are recommended Do not wear gloves Wear ear protectors plugs or muffs during extended periods of operation Some dust created by power sanding sawing grinding drilling and other construction activities contain chemicals known to cause cancer birth defects or other reproductive harm Some examples of these chemicals are e Lead from lead based paint e 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 wo
58. sert one end of the blade in the left clamp Figure 18 Position the back edge of the blade against the back edge of the left clamp Then position the end of the blade midway between the left and right clamps Tighten the left clamp 7 Insert the other end of the blade in the right clamp Position the back edge of the blade against the back of the right clamp Then butt the end of the blade against the other end of the blade the blade ends need to be in contact with each other Tighten the right clamp 8 Set the pressure selector switch counterclockwise rotation to the approximate setting required for the width of the blade being welded AWARNING Keep hands clear of the weld area and the clamp jaws during welding 9 Press and hold the weld button Figure 18 When the weld button is pushed the left clamp moves to the right to apply pressure to the blade ends At the same time sparks will come from the blade ends as they are being welded Do not release weld button until the blade joint is red hot 10 Release the weld button and wait 3 or 4 seconds until blade returns to original color Unclamp the blade 11 Rotate the pressure selector switch back to 0 17 Square ends before welding Pressure Selector Figure 18 ACAUTION The welder is designed for intermittent use Repeated welding within a short period of time may cause the welder to overheat 12 Remove the blade from the clam
59. to a One Year Warranty This warranty does not cover defects due directly or indirectly to misuse abuse negligence or accidents normal wear and tear improper repair or alterations or lack of maintenance HOW TO GET SERVICE The product or part must be returned for examination 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 at our expense unless it is determined by us that there is no defect or that the defect resulted from causes not within the scope of our warranty in which case we will at your direction dispose of or return the product In the event you choose to have the product returned you will be responsible for the shipping and handling costs of the return HOW STATE LAW APPLIES This warranty gives you specific legal rights you may also have other rights which vary from state to state LIMITATIONS ON THIS WARRANTY WMH TOOL GROUP LIMITS ALL IMPLIED WARRANTIES TO THE PERIOD OF THE LIMITED WARRANTY FOR EACH PRODUCT EXCEPT AS STATED HEREIN ANY IMPLIED WARRANTIES OR MERCHANTABILITY AND FITNESS ARE EXCLUDED SOME STATES DO NOT ALLOW LIMITATIONS ON HOW LONG THE IMPLIED WARRANTY LASTS
60. ving nennen S9 esses 1502031 Socket Head Cap M5 x 12 JWG34 615 Weld 36 ens PR EV 6170 Pressure Adjust Knob sessssrrrrrnessssreens PR EV 6180 Shall oC a LAM E E 38 seen TS 0720071 Lock 1 4 5 0680021 Flat 2 1 4 40 TS 0561011 Hex 00 1 4 20 PR EV 6200 e ea 42 PR EV 6210 Weld Tension Arm nene de TS 081F052 Phillips Pan Head Machine Screw 1 4 20 x 5 8 PR EV 6211 BUSHING di PR EV 6220 Spting e cca PR EV 6230 Spring n c unc LEE AT es VBS3612 247 Pan Head M5 x 25 48 5 1540031 Hexe 49 VBS1220M 624 Transformer ioo cue A 53612 250 Copper Pan Head Screw 10 24 x 3 8 1551031
61. worn with use and the friction of the shaft with the saw blade may cause lines in the surface of the stopper If this occurs loosen the socket head cap screw and rotate the stopper to either side to change its position on the blade Re tighten socket head cap screw Socket Hd Cap Screws Figure 8 BLADE GUIDES CLEARANCE Figure 9 BLADE GUIDE TURN OVER SAW Soc Hd Cap Screw Figure 10 13 Squaring Work Table with Blade 1 Place the table in horizontal position with 0 on the scale Figure 11 2 Place a machinist s square on the table and against the blade as shown 3 If the square is not flush against the blade loosen the screw below the table Figure 11 with a 26mm wrench provided 4 Tilt the table as needed until the square is flush with blade Retighten the screw 5 Make sure the pointer is set at 0 on the scale If it needs slight adjustment loosen the screw and shift the pointer until it aligns with 0 Re tighten the screw Auxiliary Table 1 After the main work table has been set perpendicular to the blade use a straight edge to confirm that the auxiliary table is level with the main table as shown in Figure 12 If the auxiliary table is not level with the main table make adjustments as follows 2 To tilt the auxiliary table left or right loosen the screws A Figure 12 and turn one of the stops B Figure 12 as needed Re tighten screws A Figu
62. y in line with the saw blade Always use push sticks when cutting small material Raise or lower the blade guide only when the machine has been turned off and the blade has stopped moving Always wear leather gloves when handling saw blades The operator should not wear gloves when operating the machine Do not allow the saw blade to rest against the workpiece when the saw is not running The saw must be stopped and the electrical supply must be cut off before any blade replacement drive belt replacement or any periodic service or maintenance is performed on the machine Remove cut off pieces carefully keeping hands away from the blade The saw must be stopped and the electrical supply cut off or machine unplugged before reaching into the cutting area Familiarize yourself with the following safety notices used in this manual ACAUTION This means that if precautions are not heeded it may result in minor injury and or possible machine damage AWARNING This means that if precautions are not heeded it may result in serious injury or possibly even death SAVE THESE INSTRUCTIONS Introduction This manual is provided by WMH Tool Group covering the safe operation and maintenance procedures for a JET Model VBS 3612 Band Saw This manual contains instructions on installation safety precautions general operating procedures maintenance instructions and parts breakdown This machine has been designed and constructed to
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