Summary of the content on the page No. 1
MODEL G4791
12" x 39" LARGE
COMBO LATHE/MILL
OWNER'S MANUAL
WARNING: NO PORTION OF THIS MANUAL MAY BE REPRODUCED IN ANY SHAPE
OR FORM WITHOUT THE WRITTEN APPROVAL OF GRIZZLY INDUSTRIAL, INC.
Summary of the content on the page No. 2
Summary of the content on the page No. 3
Table of Contents INTRODUCTION ............................................... 2 SECTION 1: SAFETY ....................................... 7 SECTION 6: ACCESSORIES ......................... 50 SECTION 7: MAINTENANCE ......................... 53 SECTION 2: CIRCUIT REQUIREMENTS ...... 11 SECTION 3: SETUP ....................................... 12 SECTION 8: SERVICE ................................
Summary of the content on the page No. 4
INTRODUCTION Foreword Functional Overview www.grizzly.com Contact Info
Summary of the content on the page No. 5
Identification Figure 1. A. Q. B. R. C. S. D. T. E. U. F. V. G. W. H. X. I. Y. J. Z. K. AA. L. AB. M. AC. N. AD. O. AE. P. AF.
Summary of the content on the page No. 6
Machine Data Sheet MACHINE DATA SHEET Customer Service #: (570) 546-9663 · To Order Call: (800) 523-4777 · Fax #: (800) 438-5901 MODEL G4791 12" X 39" LARGE COMBO LATHE/MILL Product Dimensions: Weight............................................................................................................................................................ 1110 lbs. Length/Width/Height..................................................................................................................
Summary of the content on the page No. 7
Lathe Type.................................................................................................................. TEFC Capacitor Start Induction Horsepower...........................................................................................................................................1-1/2 HP Voltage........................................................................................................................................................220V Prewired..............
Summary of the content on the page No. 8
Construction Bed Const........................................................................................................ Hardened and Ground Cast Iron Headstock Const.................................................................................................................................. Cast Iron Body Const........................................................................................................................................... Cast Iron Frame Const................
Summary of the content on the page No. 9
Safety Instructions for Machinery
Summary of the content on the page No. 10
Summary of the content on the page No. 11
Additional Safety Instructions For Mills 1. UNDERSTANDING CONTROLS. 10. MACHINE CARE AND MAINTENANCE. 2. SAFETY ACCESSORIES. 11. DISCONNECT POWER. OFF 3. WORK HOLDING. 4. CHUCK KEY SAFETY. 12. AVOIDING ENTANGLEMENT 5. SPINDLE SPEEDS. 13. TOOL HOLDING. 6. POWER DISRUPTION. 14. CUTTING TOOL INSPECTION.
Summary of the content on the page No. 12
Additional Safety Instructions for Lathes 1. UNDERSTANDING CONTROLS. 8 PREVENTING A CUTTING TOOL/CHUCK CRASH: 2. CLEANING MACHINE: 9. AVOIDING STARTUP INJURIES: 3. USING CORRECT TOOLING: 10. CHUCK SAFETY: 4. ELIMINATING A PROJECTILE HAZARD: 11. WORKPIECE SUPPORT: 5. SECURING A WORKPIECE: ON
Summary of the content on the page No. 13
SECTION 2: CIRCUIT REQUIREMENTS Power Connection Device 220V Operation Figure 2 Serious personal injury could occur if you connect the machine to power before com- pleting the setup process. DO NOT connect the machine to the power until instructed later in this manual. Electrocution or fire could result if machine is not grounded and installed in compliance with electrical Figure 2. codes. Compliance MUST be verified by a qualified Exten
Summary of the content on the page No. 14
SECTION 3: SETUP Setup Safety Items Needed for Setup This machine presents serious injury hazards to untrained users. Read through this entire manu- Description Qty al to become familiar with the controls and opera- tions before starting the machine! Page 54 Wear safety glasses dur- ing the entire setup pro- cess! Unpacking The Model G4791 is a heavy machine. Serious personal injury may occur
Summary of the content on the page No. 15
Inventory Note: If you can't find an item on this list, check the mounting location on the machine or examine the packaging materials carefully. Occasionally we pre-install certain components for shipping purposes. Inventory: (Figures 3–4) Qty Figure 3. A. B. C. D. E. F. G. H. I. J. K. L. M. N. O. P. Figure 4. Q.
Summary of the content on the page No. 16
Clean Up Site Considerations Floor Load Machine Data Sheet Page 4 Figure 5 For optimum performance, clean all moving parts or sliding contact surfaces. Placement Location Figure 6 Gasoline and petroleum products have low flash points and can explode or cause fire if used to clean machinery. DO NOT use these products to clean t
Summary of the content on the page No. 17
2. Placement & Assembly Note: Do not mount the cabinet stands to the floor for now so that they can be aligned with the chip pan and machine in the following steps. The Model G4791 is a 3. heavy machine. Serious personal injury may occur if safe moving methods are not used. To be safe, 4. get assistance and use power equipment rated 5. for at least 2000 lbs. to move the shipping crate and remove the machine 6. from the crat
Summary of the content on the page No. 18
7. Mounting to Shop Floor 8. 9. Figure 9 Bolting to Concrete Floors Note: It may be necessary to slightly re- position the cabinets and chip pan during this Figure 10 step. Figure 9. 10. Figure 10 11. NOTICE Anchor
Summary of the content on the page No. 19
Using Machine Mounts Test Run Figure 11 Troubleshooting Page 61 To test run the machine: 1. Figure 11 2. Basic Controls Page 20 27 3. NOTICE Lubrication We strongly recommend securing your Page 54 machine to the floor if it is hardwired to the power source. Consult with your electrician 4. to ensure compliance with local codes. 5. Check Gearbo
Summary of the content on the page No. 20
10. I Before starting the machine, make sure you have performed the preceding assembly and adjustment instructions, and you have read through the rest of the manual and are familiar with the various functions and safety features on this machine. Failure to follow this warning could result in serious personal injury or even death! 6. 0/N Figure 13 11. 12. I
