MODEL G0824 14" X 40" GUNSMITH LATHE OWNER'S MANUAL (For models manufactured since 12/16) COPYRIGHT © MARCH, 2017 BY GRIZZLY INDUSTRIAL, INC. REVISED JUNE, 2018 (HE) WARNING: NO PORTION OF THIS MANUAL MAY BE REPRODUCED IN ANY SHAPE OR FORM WITHOUT THE WRITTEN APPROVAL OF GRIZZLY INDUSTRIAL, INC. #BLJHKB18736 PRINTED IN CHINA V1.06.18 This manual provides critical safety instructions on the proper setup, operation, maintenance, and service of this machine/tool. Save this document, refer to it often, and use it to instruct other operators. Failure to read, understand and follow the instructions in this manual may result in fire or serious personal injury—including amputation, electrocution, or death. The owner of this machine/tool is solely responsible for its safe use. This responsibility includes but is not limited to proper installation in a safe environment, personnel training and usage authorization, proper inspection and maintenance, manual availability and compre- hension, application of safety devices, cutting/sanding/grinding tool integrity, and the usage of personal protective equipment. The manufacturer will not be held liable for injury or property damage from negligence, improper training, machine modifications or misuse. Some dust created by power sanding, sawing, grinding, drilling, and other construction activities contains chemicals known to the State of California to cause cancer, birth defects or other reproductive harm. Some examples of these chemicals are: • Lead from lead-based paints. • Crystalline silica from bricks, cement and other masonry products. • Arsenic and chromium from chemically-treated lumber. Your risk from these exposures varies, depending on how often you do this type of work. To reduce your exposure to these chemicals: Work in a well ventilated area, and work with approved safety equip- ment, such as those dust masks that are specially designed to filter out microscopic particles. Table of Contents INTRODUCTION ............................................... 2 Threading ..................................................... 54 Contact Info.................................................... 2 Coolant System............................................ 58 Manual Accuracy ........................................... 2 SECTION 5: ACCESSORIES ......................... 59 Identification ................................................... 3 Controls & Components ................................. 4 SECTION 6: MAINTENANCE ......................... 63 Machine Data Sheet ...................................... 7 Schedule ...................................................... 63 Cleaning/Protecting ...................................... 63 SECTION 1: SAFETY ..................................... 10 Lubrication ................................................... 64 Safety Instructions for Machinery ................ 10 Coolant System Service .............................. 69 Additional Safety for Metal Lathes ............... 12 Machine Storage .......................................... 71 Additional Chuck Safety ............................... 13 SECTION 7: SERVICE ................................... 72 SECTION 2: POWER SUPPLY ...................... 14 Troubleshooting ........................................... 72 SECTION 3: SETUP ....................................... 16 Backlash Adjustment ................................... 75 Preparation .................................................. 16 Leadscrew End-Play Adjustment ................. 76 Unpacking .................................................... 16 Gib Adjustment ............................................ 76 Needed for Setup ......................................... 16 Half Nut Adjustment ..................................... 78 Inventory ...................................................... 17 V-Belt Tension & Replacement.................... 79 Cleanup ........................................................ 18 Leadscrew Shear Pin Replacement ............ 80 Site Considerations ...................................... 19 Feed Clutch Adjustment .............................. 81 Assembly ..................................................... 20 Gap Insert Removal & Installation ............... 82 Lifting & Placing ........................................... 21 Bearing Preload ........................................... 83 Anchoring to Floor ....................................... 22 SECTION 8: WIRING ...................................... 86 Leveling ........................................................ 23 Wiring Safety Instructions ............................ 86 Lubricating Lathe ......................................... 23 Wiring Overview ........................................... 87 Adding Coolant ............................................ 23 Electrical Cabinet Wiring .............................. 88 Power Connection........................................ 24 Electrical Cabinet ......................................... 89 Test Run ...................................................... 25 Main & Pump Motor Wiring .......................... 90 Spindle Break-In .......................................... 27 Control Panel Wiring .................................... 91 SECTION 4: OPERATIONS ........................... 28 SECTION 9: PARTS ....................................... 92 Operation Overview ..................................... 28 Headstock Case & Shift ............................... 92 Chuck & Faceplate Mounting....................... 29 Headstock Drive........................................... 94 Camlock Stud Installation ............................ 29 Headstock Spindle ....................................... 96 Chuck Safety & Support Devices ................ 30 Change Gears.............................................. 98 Chuck Installation......................................... 30 Quick Change Gearbox ............................... 99 Chuck Removal............................................ 32 Apron ......................................................... 101 Scroll Chuck Clamping ................................ 32 Cross Slide................................................. 103 Chuck Jaw Reversal .................................... 33 Compound Slide & Tool Post .................... 105 4-Jaw Chuck ................................................ 33 Steady & Follow Rests............................... 106 Faceplate ..................................................... 34 Tailstock ..................................................... 107 Tailstock ....................................................... 35 Pump .......................................................... 108 Centers ........................................................ 39 Motor & Feed Rod ..................................... 109 Drill Chuck & Arbor ...................................... 42 Cabinet & Brake ......................................... 111 Steady Rest ................................................. 42 Main Electrical Breakdown ........................ 113 Follow Rest .................................................. 43 Digital Readout .......................................... 114 Carriage & Compound Locks....................... 44 Accessories ................................................ 116 Compound Rest ........................................... 44 Labels & Cosmetics ................................... 117 Tool Post ...................................................... 45 Spindle Spider.............................................. 46 SECTION 10: APPENDIX ............................. 118 Manual Feed ................................................ 47 Threading & Feed Charts .......................... 118 Spindle Speed.............................................. 48 Power Feed.................................................. 49 WARRANTY & RETURNS ........................... 121 End Gears .................................................... 52 INTRODUCTION Contact Info Manual Accuracy We stand behind our machines! If you have ques- We are proud to provide a high-quality owner’s tions or need help, contact us with the information manual with your new machine! below. Before contacting, make sure you get the serial number and manufacture date from the We made every effort to be exact with the instruc- machine ID label. This will help us help you faster. tions, specifications, drawings, and photographs in this manual. Sometimes we make mistakes, but Grizzly Technical Support our policy of continuous improvement also means 1815 W. Battlefield that sometimes the machine you receive is Springfield, MO 65807 slightly different than shown in the manual. Phone: (570) 546-9663 Email: [email protected] If you find this to be the case, and the difference between the manual and machine leaves you We want your feedback on this manual. What did confused or unsure about something, check our you like about it? Where could it be improved? website for an updated version. We post current Please take a few minutes to give us feedback. manuals and manual updates for free on our web- site at www.grizzly.com. Grizzly Documentation Manager P.O. Box 2069 Alternatively, you can call our Technical Support Bellingham, WA 98227-2069 for help. Before calling, make sure you write down Email: [email protected] the Manufacture Date and Serial Number from the machine ID label (see below). This information is required for us to provide proper tech support, and it helps us determine if updated documenta- tion is available for your machine. Manufacture