Operating Instructions and Parts Manual Geared Head Mill-Drill Machines Models: JMD-40GH, JMD-40GHPF, JMD-45GH, JMD-45GHPF JMD-45GHPF JMD-40GH JET 427 New Sanford Road LaVergne, Tennessee 37086 Part No. M-351040 Ph.: 800-274-6848 Edition 7 12/2020 www.jettools.com Copyright © 2017 JET 1 12. 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. 13. Keep safety guards in place at all times when 1.0 IMPORTANT SAFETY the machine is in use. If removed for maintenance purposes, use extreme caution INSTRUCTIONS and replace the guards immediately after WARNING – To reduce risk of injury: completion of maintenance. 1. Read and understand the entire owner's 14. Check damaged parts. Before further use of the manual before attempting assembly or machine, a guard or other part that is damaged operation. should be carefully checked to determine that it will operate properly and perform its intended 2. Read and understand the warnings posted on function. Check for alignment of moving parts, the machine and in this manual. Failure to binding of moving parts, breakage of parts, comply with all of these warnings may cause mounting and any other conditions that may serious injury. affect its operation. A guard or other part that is damaged should be properly repaired or 3. Replace the warning labels if they become replaced. obscured or removed. 15. Provide for adequate space surrounding work 4. This mill-drill machine is designed and intended area and non-glare, overhead lighting. for use by properly trained and experienced personnel only. The manual is not, nor was it 16. Keep the floor around the machine clean and intended to be, a training manual. If you are not free of scrap material, oil and grease. familiar with the proper and safe operation of a mill-drill, do not use until proper training and 17. Keep visitors a safe distance from the work knowledge have been obtained. area. Keep children away. 5. Do not use this mill-drill for other than its 18. Make your workshop child proof with padlocks, intended use. If used for other purposes, JET master switches or by removing starter keys. disclaims any real or implied warranty and holds 19. Give your work undivided attention. Looking itself harmless from any injury that may result around, carrying on a conversation and “horse- from that use. play” are careless acts that can result in serious 6. Always wear protective eye wear when operating injury. machinery. Eye wear shall be impact resistant, 20. Maintain a balanced stance at all times so that protective safety glasses with side shields which you do not fall into the blade or other moving comply with ANSI Z87.1 specifications. Use of eye parts. Do not overreach or use excessive force wear which does not comply with ANSI Z87.1 to perform any machine operation. specifications could result in severe injury from breakage of eye protection. (Everyday eyeglasses 21. Use the right tool at the correct speed and feed only have impact resistant lenses; they are NOT rate. Do not force a tool or attachment to do a safety glasses.) job for which it was not designed. The right tool 7. Before operating this machine, remove tie, will do the job better and more safely. rings, watches and other jewelry, and roll 22. Feed work into a blade or cutter against the sleeves up past the elbows. Do not wear loose direction of rotation of the blade or cutter only. clothing. Confine long hair. Non-slip footwear or anti-skid floor strips are recommended. Do not 23. Use recommended accessories; improper wear gloves. accessories may be hazardous. 8. Wear ear protectors (plugs or muffs) if sound 24. Maintain tools with care. Keep cutters sharp exceeds safe levels. and clean for the best and safest performance. Follow instructions for lubricating and changing 9. Make certain the switch is in the OFF position accessories. before connecting the machine to the power supply. 25. Turn off the machine before cleaning. Use a brush to remove chips or debris — do not use 10. Make certain the machine is properly grounded. bare hands. 11. Make all machine adjustments or maintenance 26. Do not stand on the machine. Serious injury with the machine unplugged from the power could occur if the machine tips over. source. 2 27. Never leave the machine running unattended. Turn the power off and do not leave the WARNING: This product can expose you to machine until it comes to a complete stop. chemicals including lead which is known to the State of California to cause cancer and birth 28. Remove loose items and unnecessary work defects or other reproductive harm, and pieces from the area before starting the ethylbenzene which is known to the State of machine. California to cause cancer. For more information 29. Do not perform any setup work while machine go to http://www.p65warnings.ca.gov. is operating. 30. Do not place hands near cutter while machine WARNING: Some dust, fumes and gases is operating. created by power sanding, sawing, grinding, 31. Don’t use in dangerous environment. Don’t use drilling, welding and other construction activities power tools in damp or wet location, or expose contain chemicals known to the State of them to rain. Keep work area well lighted. California to cause cancer and birth defects or other reproductive harm. Some examples of 32. All work shall be secured using either clamps or these chemicals are: a vise to the drill press table. It is unsafe to use lead from lead based paint your hands to hold any workpiece being drilled. crystalline silica from bricks, cement and 33. Use proper extension cord. Make sure your other masonry products extension cord is in good condition. When using arsenic and chromium from chemically an extension cord, use one heavy enough to treated lumber carry the current your product will draw. An Your risk of exposure varies, depending on how undersized cord will cause a drop in line voltage often you do this type of work. To reduce your resulting in loss of power and overheating. Sect. exposure to these chemicals, work in a well- 6.3, Table 2 shows correct size to use ventilated area and work with approved safety depending upon cord length and nameplate equipment, such as dust masks that are ampere rating. If in doubt, use the next heavier specifically designed to filter out microscopic gauge. The smaller the gauge number, the particles. For more information go to heavier the cord. http://www.p65warnings.ca.gov/ and http://www. p65warnings.ca.gov/wood. Familiarize yourself with the following safety notices used in this manual: This means that if precautions are not heeded, it may result in minor injury and/or possible machine damage. This means that if precautions are not heeded, it may result in serious, or possibly even fatal, injury. 1.1 Switch lock-out To prevent unauthorized use or accidental starting of the Mill-Drill, insert padlock (not provided) through holes in switch. See Figure 1-1. Store key in a secure place. Figure 1-1 3 2.0 Table of contents Section Page 1.0 IMPORTANT SAFETY INSTRUCTIONS ....................................................................................................... 2 1.1 Switch lock-out ........................................................................................................................................... 3 2.0 Table of contents ............................................................................................................................................ 4 3.0 About this manual .......................................................................................................................................... 5 4.0 Specifications ................................................................................................................................................. 6 4.1 Mounting hole centers ................................................................................................................................ 7 5.0 Setup and assembly ....................................................................................................................................... 8 5.1 Shipping contents ....................................................................................................................................... 8 5.2 Tools required for assembly ....................................................................................................................... 8 5.3 Unpacking and cleanup .............................................................................................................................. 8 5.4 Location ...................................................................................................................................................... 8 5.5 Assembly .................................................................................................................................................... 8 5.6 Lubrication .................................................................................................................................................. 9 6.0 Electrical connections .................................................................................................................................... 9 6.1 GROUNDING INSTRUCTIONS ................................................................................................................. 9 6.2 Voltage conversion ..................................................................................................................................