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MODEL 20437, 20437BT
20V MAX 1/2 x 18-INCH
DETAILING FILE SANDER
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
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Summary of Contents for Wen 20437
- 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.
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Page 2: Table Of Contents
1/2 x 18-Inch Sanding Belt Sandpaper (10-Pack) (Model 6307SP) WEN plans to continue to add more items to our 20V line. For an up-to-date list of the 20V cordless tools compatible with the included battery and charger, visit wenproducts.com and search model number 20202 (2Ah), 20204 (4Ah),... -
Page 3: Welcome
INTRODUCTION Thanks for purchasing the WEN File Sander. 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.
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Page 6: File Sander Safety Warnings
FILE SANDER SAFETY WARNINGS WARNING! Do not let comfort or familiarity with the product replace strict adherence to product safety rules. Failure to follow the safety instructions may result in serious personal injury. WARNING! EXTREME CAUTION REQUIRED WHEN SANDING PAINT. The dust residue may contain LEAD which is poisonous. - Page 7 FILE SANDER SAFETY WARNINGS WARNING! Do not let comfort or familiarity with the product replace strict adherence to product safety rules. Failure to follow the safety instructions may result in serious personal injury. 10. REPLACING THE SANDING BELT. Replace the sanding belt as soon as it becomes worn or torn. Torn sanding belts can cause deep scratches that are difficult to remove.
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Page 8: Electrical Information (Charger)
ELECTRICAL INFORMATION (CHARGER) DOUBLE-INSULATED CHARGER The charger’s electrical system is double-insulated where two systems of insulation are provided. This eliminates the need for the usual three-wire grounded power cord. Double-insulated tools do not need to be grounded, nor should a means for grounding be added to the product. All exposed metal parts are isolated from the internal metal components with protecting insulation. -
Page 9: Battery & Charger Safety Warnings
Never carry the charger by its cord or yank it by the cord battery chemicals. If the battery or charger are damaged, to disconnect it from the receptacle. Keep the cord away call WEN customer service at 1-800-232-1195 for as- from heat, oil and sharp edges. Make sure the cord will sistance. - Page 10 BATTERY & CHARGER SAFETY WARNINGS ABOUT THE BATTERY 1. The battery pack has to be charged completely before you use the tool for the first time. 2. For optimum battery performance, avoid low discharge cycles by charging the battery pack frequently. 3.
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Page 11: Before Operating
1-800-232-1195 (M-F 8-5 CST), or email techsupport@wenproducts.com. Components File Sander Accessories 20V Battery (1)* 20V Charger (1)* Sanding Belts (80**, 120, 320 Grit) (3) Dust Port Attachment (1) *Only included with model number 20437. ** The 80-grit sanding belt comes fitted on the file sander. -
Page 12: Know Your File Sander
TOOL PURPOSE Easily sand small, detailed spaces and workpieces with your WEN File Sander. Refer to the following diagrams to become familiarized with all the parts and controls of your file sander. The components will be referred to later in the manual for assembly and operation instructions. -
Page 13: Assembly & Adjustments
ASSEMBLY & ADJUSTMENTS WARNING! To avoid injury from accidental startups, make sure that the tool is OFF and the battery is re- moved from the file sander. CHOOSING SANDING BELTS This item includes three sanding belts, one 80-grit sanding belt (fitted on the tool), one 120-grit sanding belt, and one 320-grit sanding belt. - Page 14 ASSEMBLY & ADJUSTMENTS WARNING! To avoid injury from accidental startups, make sure that the tool is OFF and the battery is re- moved from the file sander. USING DUST EXTRACTION Fig. 4 We recommend that you always use a dust extractor and an approved face mask during sanding operations.
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Page 15: Operation & Maintenance
OPERATION The tool is intended for sanding flat exterior and interior surfaces, rounding corners and edges, deburring, removing paint, welding spatter and rust, and for sharpening knives and scissors etc. All other applications are considered to be unsuitable. Only use tool for its intended purpose. CAUTION! Never cover the air vents. -
Page 16: Maintenance
MAINTENANCE WARNING! To avoid accidents, make sure the power switch is in the OFF position and the battery is removed from the terminal before cleaning or performing any maintenance. Servicing of the tool must be performed by a qualified technician. ROUTINE INSPECTION 1. -
Page 17: Exploded View & Parts List
EXPLODED VIEW & PARTS LIST 10 4 10 1 NOTE: Not all parts may be available for purchase. Parts and accessories that wear down over the course of normal use are not covered under the warranty. - Page 18 EXPLODED VIEW & PARTS LIST Part No. Description Qty. Part No. Description Qty. 20437-001 Battery Left Connector 6307-31 Screw M4x20 20437-002 Battery Terminal 6307-32 Belt Plate 20437-003 Lead Wire 6307-33 Screw ST3x6 PCB Board & Speed 6307-34 Belt Housing 20437-004...
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Page 19: Warranty Statement
WARRANTY STATEMENT WEN Products is committed to building tools that are dependable for years. Our warranties are consistent with this commitment and our dedication to quality. LIMITED WARRANTY OF WEN PRODUCTS FOR HOME USE GREAT LAKES TECHNOLOGIES, LLC (“Seller”) warrants to the original purchaser only, that all WEN consumer power tools will be free from defects in material or workmanship during personal use for a period of two (2) years used for professional or commercial use. - Page 20 THANKS FOR REMEMBERING V. 2022.08.08...
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