Wen 3922 Instructional Manual
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Wen 3922 Instructional Manual

16" variable speed
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MODEL 3922
16" VARIABLE SPEED
SCROLL SAW
Instruction Manual
NEED HELP? CONTACT US!
Have product questions? Need technical support? Please feel free to contact us:
1-800-232-1195 (M-F 8AM-5PM CST)
TECHSUPPORT@WENPRODUCTS.COM
IMPORTANT: Your new tool has been engineered and manufactured to WEN's highest standards for dependability,
ease of operation, and operator safety. When properly cared for, this product will supply you years of rugged,
trouble-free performance. Pay close attention to 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.
WENPRODUCTS.COM
For replacement parts and the most up-to-date instruction manuals, visit

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  • Page 1 1-800-232-1195 (M-F 8AM-5PM CST) TECHSUPPORT@WENPRODUCTS.COM IMPORTANT: Your new tool has been engineered and manufactured to WEN’s highest standards for dependability, ease of operation, and operator safety. When properly cared for, this product will supply you years of rugged, trouble-free performance. Pay close attention to 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.

  • Page 2: Table Of Contents

    CONTENTS WELCOME Introduction ..................... 3 Specifications ....................3 SAFETY General Safety Rules ..................4 Scroll Saw Safety Warnings ................6 Electrical Information ..................7 BEFORE OPERATING Unpacking & Packing List .................8 Know Your Scroll Saw..................9 Assembly & Adjustment ................. 10 OPERATION &...

  • Page 3: Welcome

    INTRODUCTION Thanks for purchasing the WEN Scroll Saw. We know you are excited to put your tool to work, but first, please take a moment to read through the manual. Safe operation of this tool requires that you read and understand this operator’s manual and all the labels affixed to the tool.

  • Page 4: Safety

    GENERAL SAFETY RULES WARNING! Read all safety warnings and all instructions. Failure to follow the warnings and instructions may result in electric shock, fire and/or serious injury. Safety is a combination of common sense, staying alert and knowing how your item works. The term “power tool” in the warnings refers to your mains-operated (corded) power tool or battery-operated (cordless) power tool.
  • Page 5 GENERAL SAFETY RULES WARNING! Read all safety warnings and all instructions. Failure to follow the warnings and instructions may result in electric shock, fire and/or serious injury. Safety is a combination of common sense, staying alert and knowing how your item works. The term “power tool” in the warnings refers to your mains-operated (corded) power tool or battery-operated (cordless) power tool.

  • Page 6: Scroll Saw Safety Warnings

    SCROLL SAW SAFETY WARNINGS WARNING! Do not operate the power tool until you have read and understood the following instructions and the warning labels. BEFORE OPERATION - Carry the scroll saw by its base. Do not move the scroll saw by pulling on the power cord. Pulling on the power 1.

  • Page 7: Electrical Information

    ELECTRICAL INFORMATION GROUNDING INSTRUCTIONS In the event of a malfunction or breakdown, grounding provides the path of least resistance for an electric current and reduces the risk of electric shock. This tool is equipped with an electric cord that has an equipment grounding conductor and a grounding plug.

  • Page 8: Before Operating

    UNPACKING & PACKING LIST UNPACKING With the help of a friend or trustworthy foe, such as one of your in-laws, carefully remove the scroll saw from the packaging and place it on a sturdy, flat surface. Make sure to take out all contents and accessories. Do not discard the packaging until everything is removed.

  • Page 9: Know Your Scroll Saw

    TOOL PURPOSE Take on the most intricate and artful cuts with your WEN Scroll Saw. Refer to the following diagrams to become familiarized with all the parts and controls of your scroll saw. The components will be referred to later in the manual for assembly and operation instructions.

  • Page 10: Assembly & Adjustment

    ASSEMBLY & ADJUSTMENTS NOTE: Prior to making adjustments, mount the scroll saw on a Fig. 2 stable surface. See “Bench mounting the saw.” ALIGN THE BEVEL INDICATOR The bevel indicator has been adjusted at the factory, but should be rechecked prior to use for best operation. 1.
  • Page 11 ASSEMBLY & ADJUSTMENTS Fig. 6 WARNING! TO REDUCE RISK OF INJURY: • When carrying the saw, hold it close to your body to avoid injury to your back. Bend your knees when lifting the saw. • Carry the saw by the base. Do not carry the saw by the power cord or upper arm.
  • Page 12 ASSEMBLY & ADJUSTMENTS BLADE SELECTION This scroll saw accepts 5" long pin-end and pinless blades, with a wide variety of blade thicknesses and widths. The type of material and intricacies of cutting operations will determine the number of teeth per inch. Always select the narrowest blades for intricate curve cutting and the widest blades for straight and large curve cutting operations.
  • Page 13 ASSEMBLY & ADJUSTMENTS This saw uses pinned and pinless blades. Pinned blades are Fig. 11 thicker for stability and for faster assembly. They provide faster cutting on a variety of materials. NOTE: When installing pinned blades, the slot on the blade holder must be slightly wider than the thickness of the blade.

  • Page 14: Operation & Maintenance

    ASSEMBLY & ADJUSTMENTS Fig. 12 Fig. 13 OPERATION RECOMMENDATIONS FOR CUTTING A scroll saw is basically a curve-cutting machine. It can also be used for straight cutting and beveling or angle cut- ting operations. Please read and understand the following directions before attempting to use the saw. 1.
  • Page 15 OPERATION ON/OFF & SPEED CONTROL SWITCH Fig. 14 Always wait for the saw to come to a complete stop before re- starting. 1. To turn the saw on, flip the ON/OFF switch (Fig. 14 - 1) to ON. When first starting the saw, it is best to move the speed control knob (Fig.
  • Page 16 OPERATION ANGLE CUTTING (BEVELING) Fig. 16 1. Layout or secure design to workpiece. 2. Move the blade guard foot (Fig. 16 - 1) to the highest posi- tion by loosening the height adjustment knob (Fig. 16 - 2) and retighten. 3.
  • Page 17 OPERATION RIP OR STRAIGHT LINE CUTTING 1. Raise the blade guard foot (Fig. 16 - 1) by loosening the height adjustment knob (Fig. 16 - 2). 2. Measure from the tip of the blade to the desired distance. Position the straight edge parallel to the blade at that distance.

  • Page 18: Maintenance

    MAINTENANCE WARNING! Always turn the switch OFF and unplug the power cord from the outlet before maintaining or lubricating the scroll saw. To ensure that the wood glides smoothly across the work surface, periodically apply a coat of paste wax (sold sepa- rately) to the surface of the worktable.

  • Page 19: Troubleshooting Guide

    TROUBLESHOOTING GUIDE PROBLEM POSSIBLE CAUSE SOLUTION 1. Machine not plugged in. 1. Plug unit into power source. 2. Choose the proper size and length of 2. Incorrect size of extension cord. extension cord. 3. Worn carbon brushes. 3. Replace carbon brushes; see p. 18. Motor will not start.

  • Page 20: Exploded View & Parts List

    EXPLODED VIEW & PARTS LIST...
  • Page 21 EXPLODED VIEW & PARTS LIST Model No. Description Qty. Model No. Description Qty. 3920B-001 Screw M5x8 3920B-038 Eccentricity Connector 3922-002 Screw M4x20 3920B-039 Bearing 625Z (80025) 3922-003 Side Panel 3920B-040 Nut M5 3920B-004 Nut M6 3920B-041 Clamping Board 3920B-005 Spring Washer M6 3920B-042 Screw ST4.2x9.5...
  • Page 22 EXPLODED VIEW & PARTS LIST Model No. Description Qty. Model No. Description Qty. 3920B-075 Poteniometer 3922-083 Lock Switch 3920B-076-2 Blade 18TPI Pinless 3922-084 Guide Sleeve 3920B-077 Screw M6x10 3922-085 Washer M4 3920B-078 Screw M5x8 3922-086 Screw M4X8 3920B-033 Screw M4x16...

  • Page 23: Warranty Statement

    (2) years from date of purchase or 500 hours of use; whichever comes first. Ninety days for all WEN products if the tool is used for professional or commercial use.
  • Page 24 THANKS FOR REMEMBERING V. 2019.11.12...

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