MODEL 33075, 33075T VARIABLE SPEED BENCHTOP MILL 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.
CONTENTS WELCOME 3 Introduction...................................................................................................... 3 Specifications.................................................................................................... 3 SAFETY 4 General Safety Rules......................................................................................... 4 Specific Rules for the Milling Machine.............................................................. 6 Electrical Information........
INTRODUCTION Thanks for purchasing the WEN Benchtop Mill. 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. This manual provides information regarding potential safety concerns, as well as helpful assembly and operating instructions for your tool. SAFETY ALERT SYMBOL: Indicates danger, warning, or caution.
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. SAVE THESE SAFETY INSTRUCTIONS. WORK AREA SAFETY 1. Keep work area clean and well lit.
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. SAVE THESE SAFETY INSTRUCTIONS. 7.
SPECIFIC RULES FOR THE MILLING MACHINE WARNING! Do not operate the power tool until you have read and understood the following instructions and the warning labels. MILL MACHINE SAFETY 1. Your milling machine is designed for drilling, end milling, and face milling operations on small workpieces. Using the machine for any other purpose for which it is not designed may result to serious injuries and/or damage to the machine. 9. Never attempt to change the HIGH/LOW speed range when the machine is running.
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. The plug MUST be plugged into a matching outlet that is properly installed and grounded in accordance with ALL local codes and ordinances. 1. Do not modify the plug provided.
UNPACKING & PACKING LIST UNPACKING With the help of a friend or trustworthy foe, such as one of your in-laws, carefully remove the milling machine 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. Check the packing list below to make sure you have all of the parts and accessories.
KNOW YOUR MILLING MACHINE TOOL PURPOSE Remove material from your workpiece with your WEN Benchtop Mill. Refer to the following diagrams to become familiarized with all the parts and controls of your milling machine. The components will be referred to later in the manual for assembly and operation instructions.
KNOW YOUR MILLING MACHINE TOOL PURPOSE Remove material from your workpiece with your WEN Benchtop Mill. Refer to the following diagrams to become familiarized with all the parts and controls of your milling machine. The components will be referred to later in the manual for assembly and operation instructions.
ASSEMBLY & ADJUSTMENTS WARNING! To prevent injury from accidental operation, make sure the tool is switched OFF and unplugged from the power source before assembling the tool or making any adjustments. CLEANING THE SURFACES Fig. 2 Your tool comes protected with a layer of heavy-duty anti-rust coating.
ASSEMBLY & ADJUSTMENTS CUTTER HOLDER The two most common cutting tools for the milling machine are drill bits and end mills. Drill bits are held in place by drill chucks (one included), while end mills are held in place by either collets or end mill holders (not included). Use the suitable holder for your cutting bit. The shank taper is R8. • Drill Chucks The included drill chuck is ONLY able to hold drill bits for drilling operations. It is NOT able to hold milling bits.
ASSEMBLY & ADJUSTMENTS REMOVING THE DRILL CHUCK Fig. 4 The drill chuck and taper shank are pre-installed on your milling machine. To replace the drill chuck with a collet or end mill holder, follow the steps below for removing the drill chuck. Cover the table with a spare towel or rag to protect it from getting damaged, in case parts or bits are dropped onto the table. 1 1. Make sure the machine is unplugged to prevent accidental starting. 2. Remove 3 cap hex screws securing drawbar cap (Fig.
ASSEMBLY & ADJUSTMENTS ADJUSTING THE TABLE TRAVEL Fig. 6 The milling machine’s worktable can be adjusted along the X axis and Y axis to accurately control the cutting location. The gauge on each handwheel indicates the distance of travel. 1. To move the table along the longitudinal (X) axis (left and right), loosen the longitudinal feed lock lever (Fig. 6 - 1), engage the cross axis handwheel (Fig. 6 - 2) with the clutch teeth and rotate the longitudinal handwheel.
ASSEMBLY & ADJUSTMENTS ADJUSTING THE HEADSTOCK HEIGHT Fig. 9 The headstock on your mill can be adjusted up and down to accommodate short or tall workpieces and enables you to change tools mid project. The dovetail design creates precise Z-axis movement that allows you to keep your workpiece aligned when changing the headstock height or changing tooling. 1. Ensure the machine is unplugged to prevent accidental starting. 1 2. Loosen the Z-axis lock handle (Fig. 9 - 1). 3. Turn the Z-axis handwheel (Fig.
ASSEMBLY & ADJUSTMENTS TURNING ON / OFF AND ADJUSTING THE SPEED Fig. 12 The speed adjustment knob on the front of the control panel (Fig. 12 - 1) turns the machine ON and OFF and adjusts the speed within the unit’s capable speed range. 1. Always make sure the speed adjustment knob is in the OFF setting before plugging in the machine 4 1 2. Release the E-Stop switch (Fig. 12 - 2) by rotating the switch clockwise, allowing the button to spring outward. 3. Select a direction for the spindle to turn (Fig.
OPERATION PRIOR TO OPERATION Check that the following requirements are met before plugging in the machine: • The anti-rust protection has been cleared off from the machine. • All obstacles have been cleaned and removed from the machine area and worktable. • All adjustment tools (chuck key, rod, wrenches) have been removed from the machine. • The cutter is properly installed and tightened in the holder. • The workpiece is properly secured in a milling vise or quick vise (not included).
MAINTENANCE WARNING! To avoid accidents, make sure the power switch is in the OFF position and unplug the tool from the electrical outlet before cleaning or performing any maintenance. Servicing of the tool must be performed by a qualified technician. GENERAL MAINTENANCE 1. Before each use, inspect the general condition of the tool.
MAINTENANCE WARNING! To avoid accidents, make sure the power switch is in the OFF position and unplug the tool from the electrical outlet before cleaning or performing any maintenance. Servicing of the tool must be performed by a qualified technician. GIBS ADJUSTMENT The gib act as a sliding interface between two slide faces. The gibs have been pre-adjusted from the manufacturer and should not require further adjustment until about after a year of operation.
TROUBLESHOOTING GUIDE WARNING! Stop using the generator immediately if any of the following problems occur or risk serious personal injury. If you have any questions, please contact customer service at 1-800-232-1195 (M-F 8-5 CST), or email techsupport@wenproducts.com. 1. Emergency stop button is pressed. 2. Chip shield is open. Machine does not power on or the breaker 3. Circuit breaker tripped or the fuse broke. immediately trips. 4. There is a fault in one of the components. 1.
TROUBLESHOOTING GUIDE WARNING! Stop using the generator immediately if any of the following problems occur or risk serious personal injury. If you have any questions, please contact customer service at 1-800-232-1195 (M-F 8-5 CST), or email techsupport@wenproducts.com. 1. Spacing between the Spindle speed readout sensor ad the timing gear is does not display proper incorrect. speeds or any readout. 2. Sensor has gone bad or has poor/damaged wiring. 1. Initial measurement is Digital depth readout incorrect.
EXPLODED VIEW & PARTS LIST 47 88 8 45 7 51 46 43 17 87 62 10 21 14 14 56 79 70 55 16 40 54 77 65 14 15 94 19 50 59 33 48 34 32 31 92 70 24 85 74 60 22 89 69 20 4 61 57 28 3 73 8 27 26 86 20 30 72 58 6 96 95 23 5 2 22 83 82 78 9 37 49 12 14 75 91 76 8 68 64 13 18 42 38 91 90 94 41 1 71 25 80 39 93 11 53 52 67 29
EXPLODED VIEW & PARTS LIST NO. .2-1 .2-2 .2-3 .2-4 .2-5 .2-6 .2-7 PART NO. 33075-201 33075-202 33075-203 33075-204 33075-205 33075-206 33075-207 .2-8 33075-208 .2-9 33075-209 .2-10 .2-11 .2-12 .2-13 33075-210 33075-211 33075-212 33075-213 .2-14 33075-214 .2-15 .2-16 .2-17 .2-18 33075-215 33075-216 33075-217 33075-218 .2-19 33075-219 .2-20 .2-21 .2-22 .2-23 .2-24 .2-25 .2-26 .2-27 33075-220 33075-221 33075-222 33075-223 33075-224 33075-225 33075-226 33075-227 .2-28 33075-228 .
EXPLODED VIEW & PARTS LIST 24 NO. .2-71 .2-72 PART NO. 33075-271 33075-272 .2-73 33075-273 .2-74 .2-75 .2-76 .2-77 .2-78 33075-274 33075-275 33075-276 33075-277 33075-278 .2-79 33075-279 .2-80 .2-82 .2-83 .2-85 33075-280 33075-282 33075-283 33075-285 DESCRIPTION QTY.
31 32 30 1 33 35 34 16 15 28 27 4 5 6 3 2 22 16 25 26 7 8 24 29 21 25 20 19 16 16 9 23 14 11 13 10 12 18 17 34 EXPLODED VIEW & PARTS LIST 25
EXPLODED VIEW & PARTS LIST 26 NO. .3-1 .3-2 .3-3 .3-4 .3-5 .3-6 PART NO. 33075-301 33075-302 33075-303 33075-304 33075-305 33075-306 .3-7 33075-307 .3-8 33075-308 .3-9 .3-10 .3-11 .3-12 33075-309 33075-310 33075-311 33075-312 .3-13 33075-313 .3-14 .3-15 33075-314 33075-315 .3-16 33075-316 .
21 28 15 20 8 11 37 22 32 36 35 27 38 31 14 13 29 5 23 32 18 23 33 33 25 9 1 19 26 6 7 32 30 16 31 41 34 35 18 24 3 2 10 32 11 40 17 39 19 4 23 33 18 12 14 13 23 37 22 20 8 15 28 21 EXPLODED VIEW & PARTS LIST 27
EXPLODED VIEW & PARTS LIST 28 NO. .4-1 PART NO. 33075-401 .4-2 33075-402 .4-3 33075-403 .4-4 33075-404 .4-5 33075-405 .4-6 .4-7 .4-8 .4-9 .4-10 .4-11 .4-12 .4-13 .4-14 .4-15 .4-16 .4-17 .4-18 .4-19 33075-406 33075-407 33075-312 33075-409 33075-410 33075-411 33075-412 33075-413 33075-414 33075-311 33075-416 33075-294 33075-418 33075-319 .4-20 33075-318 DESCRIPTION QTY.
EXPLODED VIEW & PARTS LIST 7 7 20 21 22 19 8 18 23 17 24 9 25 26 6 9 11 16 9 11 27 4 10 4 4 13 14 4 15 5 4 3 2 12 1 29
EXPLODED VIEW & PARTS LIST NO. .5-1 .5-2 .5-3 .5-4 .5-5 .5-6 .5-7 .5-8 .5-9 .5-10 .5-11 .5-12 .5-13 30 PART NO. DESCRIPTION QTY.
1 6 7 8 2 12 13 3 9 4 5 10 17 16 11 18 14 14 15 19 27 24 21 28 25 22 20 26 10 29 24 23 31 30 EXPLODED VIEW & PARTS LIST 31
EXPLODED VIEW & PARTS LIST 32 NO. .6-1 .6-2 .6-3 .6-4 .6-5 .6-6 .6-7 .6-8 .6-9 .6-10 .6-11 .6-12 .6-13 .6-14 .6-15 PART NO. 33075-601 33075-602 33075-603 33075-604 33075-605 33075-606 33075-607 33075-608 33075-609 33075-610 33075-611 33075-612 33075-613 33075-614 33075-615 .6-16 33075-616 DESCRIPTION Tapping screw M3x9 FWD/REV switch Emergency stop button Fault light Digital speed readout F4.
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.
NOTES 34
NOTES 35
THANKS FOR REMEMBERING V. 2021.06.