Wen 3939 Instruction Manual Download Page 2 | Manualshive

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Wen 3939 Instruction Manual Download Page 2

CONTENTS

WELCOME 3

Introduction ..................................................................................................... 3
Specifications ................................................................................................... 3

SAFETY 4

General Safety Rules ........................................................................................ 4
Specific Rules For Your Band Saw ................................................................... 6
Electrical Information ....................................................................................... 8

BEFORE OPERATING

9

Unpacking & Packing List .................................................................................9
Assembly & Adjustment ................................................................................. 10

OPERATION & MAINTENANCE

15

Operation ....................................................................................................... 15
Maintenance ................................................................................................... 17
Troubleshooting Guide ....................................................................................17
Exploded View & Parts List .............................................................................19
Warranty Statement ....................................................................................... 22

To purchase replacement blades for your band saw, visit

WENPRODUCTS.COM

2

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Summary of Contents for 3939

Page 1: ... the rules for safe operation warnings and cautions If you use your tool properly and for its intended purpose you will enjoy years of safe reliable service NEED HELP CONTACT US Have product questions Need technical support Please feel free to contact us TECHSUPPORT WENPRODUCTS COM 1 800 232 1195 M F 8AM 5PM CST For replacement parts and the most up to date instruction manuals visit WENPRODUCTS CO...

Page 2: ...ur Band Saw 6 Electrical Information 8 BEFORE OPERATING 9 Unpacking Packing List 9 Assembly Adjustment 10 OPERATION MAINTENANCE 15 Operation 15 Maintenance 17 Troubleshooting Guide 17 Exploded View Parts List 19 Warranty Statement 22 To purchase replacement blades for your band saw visit WENPRODUCTS COM 2 ...

Page 3: ...formation is not meant to cover all possible conditions and situations that may occur WEN reserves the right to change this product and specifications at any time without prior notice At WEN we are continuously improving our products If you find that your tool does not exactly match this manual please visit wenproducts com for the most up to date manual or contact our customer service at 1 800 232...

Page 4: ...hock PERSONAL SAFETY 1 Stay alert watch what you are doing and use com mon sense when operating a power tool Do not use a power tool while you are tired or under the influence of drugs alcohol or medication A moment of inatten tion while operating power tools may result in serious personal injury 2 Use personal protective equipment Always wear eye protection Protective equipment such as a respira ...

Page 5: ...cordance with these instructions taking into ac count the working conditions and the work to be per formed Use of the power tool for operations different from those intended could result in a hazardous situa tion 8 Use clamps to secure your workpiece to a stable surface Holding a workpiece by hand or using your body to support it may lead to loss of control 9 KEEP GUARDS IN PLACE and in working or...

Page 6: ...er adjust the band saw or the workpiece while the saw is running 7 Only use the band saw to cut wood PREPARING THE BAND SAW When transporting the band saw use the transporta tion handle and roll the assembled saw with the wheels Never carry the device by its guards or its accessories 1 Examine the band saw for any damaged or missing parts Replace or repair damaged parts before operation Periodical...

Page 7: ...ard disabled damaged or removed Moving guards must move freely and close instantly 7 Blade guide supports bearings and blade tension must be properly adjusted to avoid accidental blade con tact and to minimize blade breakage To maximize blade support always adjust the upper blade guide and blade guard so that it barely clears the workpiece 8 Turn on the band saw and let it reach full speed then sl...

Page 8: ... with the green insulation 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 1 Examine extension cord before use Make sure your extension cord is properly wired and in good condition Always replace a damaged extension cord or have it repaired by a...

Page 9: ...st below to make sure you have all of the parts and accessories If any part is missing or broken please contact customer service at 1 800 232 1195 M F 8 5 CST or email techsupport wenproducts com 1 2 3 4 5 6 7 8 1 Band Saw 1 2 Fence 1 3 Table Assembly 1 4 Open Spanner 1 5 6mm Hex Wrench 1 6 4mm Hex Wrench 1 7 Miter Gauge 1 8 Feet 4 ASSEMBLY ADJUSTMENT TOOLS The tools listed below are not included ...

Page 10: ...install the bevel locking handle and washer Fig 5 NOTE The locking handle is spring loaded and can be re positioned To re position the handle pull the handle body outwards turn it to the de sired position then let it spring back in 5 Mount the saw to a workbench or other sturdy surface using the three holes provided on the base Fig 6 1 Mounting hardware is not in cluded with the saw Use M8 or 1 4 ...

Page 11: ...made in order to keep the blade riding on the wheels smoothly and evenly Blade tracking has been set by the factory However when you install a new blade you may need to adjust the tracking settings Follow the directions below 1 Fig 7 2 WARNING Blade teeth are sharp Use care ANSI Z87 1 approved eye protection long sleeves and protec tive gloves when handling the saw blade Failure to comply may caus...

Page 12: ...he blade touches the upper wheel When tension is properly adjusted the blade should not move more than 1 8 inch 4 Use the blade tension knob Fig 9 1 to make fine adjust ments to the blade tension Turning the knob clockwise will in crease blade tension turning it counterclockwise will decrease blade tension RAISING AND LOWERING THE UPPER BLADE GUIDE The height of the upper blade guard should be adj...

Page 13: ...ng at all while the blade is rotating Once the bearing has been properly positioned tighten the screw 4 Use a hex wrench to loosen the socket head cap screws on the front of the assembly Fig 12 Position the roller bearings left and right so that they are as close as possible to the body of the blade without touching it This will be about 0 5mm 1 50 inch TIP Insert the hex wrenches through the hole...

Page 14: ...e careful to not touch the blade 2 Loosen the socket head cap screw on the back of the motor mounting flange then move the motor towards the center of the saw to lower tension on the belt Move the motor towards the outside of the saw to increase tension on the belt 3 Tighten the screw once the desired belt tension has been achieved The belt is properly tensioned when firm downward pressure on the ...

Page 15: ... blade and prevents work piece burning Fig 14 1 Fig 15 1 6 Always use dust collection A 2 dust port Fig 15 1 is located on the back of the saw next to the motor see KNOW YOUR BANDSAW Use a hose clamp if necessary to secure the adapter or dust hose to the dust port 7 The band saw is most suitable for straight line cutting cross cutting ripping miter cutting beveling compound cutting and resawing Wh...

Page 16: ...the power source 2 Open the upper and lower doors 3 Turn the blade tension knob Fig 9 1 to relieve tension on the blade 4 Remove the blade from the wheels and from between the upper and lower bearing guides Guide it through the table slot Store the blade in a safe place 5 Guide the new blade through the table slot spine first The blade teeth should be facing you pointing down to wards the table 6 ...

Page 17: ... and belt life Do not forget to re engage the belt and blade tension before using the saw again WARNING Always turn OFF and unplug the band saw before performing any maintenance Problem Possible Cause Solution Saw is noisy Loose fastener Check the saw and stand and ensure that all fasten ers are tightened Guide bearings improperly adjusted Adjust guide bearings properly see sections on p 13 Improp...

Page 18: ...TING THE CUTTING SPEED Bad start capacitor Contact customer service 1 800 232 1195 for as sistance Bad motor bearing or bad motor Contact customer service 1 800 232 1195 for as sistance Blade will not track properly Blade is improperly ten sioned Adjust blade tension properly see ADJUSTING BLADE TENSION Tracking knob is over adjusted Adjust tracking properly see ADJUSTING THE BLADE TRACKING Blade ...

Page 19: ...EXPLODED VIEW PARTS LIST 19 ...

Page 20: ...ew 1 38 3939 038 Switch 1 39 3939 039 Lock Washer 2 40 3939 040 Serrated Washer 2 41 3939 041 Pan Head Screw 2 No Part Description Qty 42 3939 042 Hex Nut 1 43 3939 043 Flat Washer 2 44 3939 044 Bushing 1 45 3939 045 Brush 1 46 3939 046 Carriage Blot 1 47 3939 047 Foot 4 48 3939 048 Belt 1 49 3939 049 Dust Port 1 50 3939 050 Pan Head Screw 3 51 3939 051 Lock Nut 2 52 3939 052 Catching Knob 2 53 39...

Page 21: ...110 3939 110 Hex Nut 1 111 3939 111 Hex Bolt 1 112 3939 112 Bevel Case 1 113 3939 113 Flat Washer 4 No Part Description Qty 114 3939 114 Socket Head Screw 4 115 3939 115 Guide Bushing 2 116 3939 116 Socket Head Screw 2 117 3939 117 Flat Washer 1 118 3939 118 Locking Handle 1 119 3939 119 Pointer 1 120 3939 120 Flat Washer 1 121 3939 121 Pan Head Screw 1 122 3939 122 Table Adjusting Handle 1 123 39...

Page 22: ...ve parts and products may need to be sent to WEN before the replacements can be shipped out turning a product for warranty service the shipping charges must be prepaid by the purchaser The product must be shipped in its original container or an equivalent properly packed to withstand the hazards of shipment The product must be fully insured with a copy of the proof of purchase enclosed There must ...

Page 23: ...NOTES 23 ...

Page 24: ...THANKS FOR REMEMBERING V 2019 08 26 ...

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