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Cutting tools are sharp and can quickly injure your hands. Always protect your hands when handling cutting tools.

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Page 28

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$Grizzly G4791 owner manual Unloading Tooling With the Drawbar, Unloading Tooling With the Drift Key, Va\cZY#$

Contents

Model G4791 Ss ,EAD from Leadbased PAINTS Table of Contents Introduction Foreword Functional OverviewContact Info &m.AVg\Z8dbWdAViZ$Baa Identification Machine Data Sheet Lathe Other Specifications !,7!93 53%3 %!2.2 02/4%#4/ %. /0%2!4.! -!#.%29 BVXcZgn cdhZ XVc XVjhZ eZgbVcZci ZVgc\adhh# 53%3!!2/5.$%$ %84%.3/..#/2$ 2!4%$4&/2/4%-!#.%!-0%2!%2 !,7!93 ,/#+ -/,% !3%33 & 53%$ % %&/2% /0%2!4. -!#.%29# Additional Safety Instructions For Mills Additional Safety Instructions for Lathes Eliminating a Projectile Hazard Circuit Requirements 220V Operation Setup Setup SafetyItems Needed for Setup Unpacking Inventory Figures Qty Inventory7dai7V\dg8ZciZgEVcZa!cdihdlc Clean Up Placement LocationSite Considerations Floor Load Placement Assembly mHjeedgi Mounting to Shop Floor Bolting to Concrete Floorsd XVWcZihiVcYhVcYiZaddg# Using Machine Mounts Check Gearbox OilTest Run To test run the machine CZjigVa 9hZc\V\ZY 11. EgZhh iZ bVc edlZg BGC8N hide Wjiidcc# Recommended Adjustments Factory adjustments that should be verifiedSpindle Break-In 9H8DCC8IB68=CGDBEDLG Operation Safety Mill OperationsBasic Mill Controls Mill Head Main Power on Button cVWaZh edlZg id adlidiZbVXcZ# CarriageCoarse Downfeed Lever GVhZh dg adlZgh iZhecYaZfjX`an# Carriage Handwheel BdkZh iZ XVggV\Z aZidgg\i# Table Movement Head MovementRotating the Mill Head Elevating the Mill Head Setting Mill Speed Configuring Mill V-BeltsCalculating Mill Spindle Speed Cutting Speeds for High Speed Steel HSS Cutting Tools Example with HSS Cutting Tool Quill Downfeed Loading & Unloading Mill ToolingLoading Tooling With Drawbar To use the downfeed controls Unloading Tooling With the Drawbar Unloading Tooling With the Drift Key 9H8DCC8IB68=CGDBEDLG JcigZVYiZYgVlWVg¶ijgch# Va\cZY# Lathe Operations Basic Lathe ControlsLathe Head Spindle Back Plate Bdjcih XjX`h VcY Main Power on Button IjgchedlZgONid iZbVXcZ# Main Power Emergency Button IjgchTailstock CdiYhXdccZXiiZbVXcZgdbedlZg# Mounting a Chuck or Faceplate Mounting/Removing Chuck or FaceplateAjbWZg# Jaw Chuck CiZgcVa?VlMiZgcVa?Vl VlXjX`# Mounting Workpiece in 3-Jaw Chuck Removing Jaws from 3-Jaw ChuckTools Needed Qty iZ ldg`eZXZ h XZciZgZY! jaan i\iZc iZVlh# Installing Jaws into 3-Jaw Chuck HXgdaaZVg AZVYIgZVY GZeZVi Steps 4-5 dg Vl VcY c hZfjZcXZ# ™ IZVlhbjhiWZadVYZYchZfjZcXZWZ\c cc\liVl&# Va\cZYhZZ dgVcZmVbeaZ# FaceplateTo mount a workpiece to the faceplate Centers Using a Dead Center in the Spindle9ZVY8ZciZg AViZ9d\ Offsetting Tailstock Using a Dead Center in the TailstockTo set the tailstock offset 39# Aligning Tailstock To align the tailstock Drilling with Tailstock VbdjcidVXXjgVXnhVXZkZY# Follow Rest IjbWHXgZl 7gVhhc\Zg 8jiiZg Steady Rest To use the steady rest8aVbeHdZ HiZVYnGZhi=ZVY Carriage Cross Slide Table Handwheel Dial Increments ResolutionCompound Slide Tool Post 8VeHXgZl AdX` AZkZg IddahTo load and use the 4-way tool post GZeZVi dgiZgZbVcc\iddah# Setting Lathe Speed Calculating Correct Spindle Speed Configuring Lathe V-Belts To configure the lathe V-beltsIZchdcc\hegc\# HecYaZEjaaZnC Setting Feed Rate ExampleXVc\Z\ZVgh# Idc# Feed Rate Change Lever ZZYgViZgVc\ZaZkZg# To configure the change gears Configure Change GearsChange Gear a Change Gear B or C Example of Setting Feed RateChange Gear D Half-Nut Lever Threading ControlsThread Dial VcY DgVcY¿ VaaeVhhZh# G1076-52-PC. Clamping Kit, 1⁄2 T-Nut AccessoriesG1070-MT3 Live Center Set H2987-½ Bent Lathe Dog Wjicdihdlc#H7540-Metalworking Kit No H6879-Lathe Operation & Maintenance Book H2677-6 Precision Rotary Table Cleaning Protecting MaintenanceSchedule Daily Lubrication Procedures Lubrication AZVYhXgZlYgkZhViWVaadaZgh# BaaXdajbcVcYaZVYhXgZl# BaaFjaa Lubricant Frequency Qty Checking/Adding Lathe Gearbox Oil ReservoirTo check and add oil to the reservoir To perform the semi-annual procedure Semi-Annual LubricationAaEaj\ 9gVcEaj\ GZbdkZiZaaeaj\# 7ZkZaZVg cY8Ve GZbdkZiZbaaYgkZhnhiZbXdkZg#YjgZhZZ # AdX`HXgZl Changing Lathe Gearbox Oil To change the oil in the reservoir To adjust the motor V-belt tension Lathe V-Belt Tensioning=ZmCjih 6YjhibZci7dai EjaaZn 9ZaZXidc Service TroubleshootingMotor & Electrical Hnbeidb EdhhWaZ8VjhZ EdhhWaZHdajidc Mill Operation # Lgdc\hoZXdaaZi# # JhZXdggZXiXdaaZidghVc`YVbZiZg# Lathe Operations 42# Adjusting Gibs To adjust the saddle and table gibsTo adjust the compound gib Saddle and Table Gibs Adjusting Table Backlash To adjust the tailstock gibTo adjust the table backlash Tailstock Gib Adjusting Half-Nut Replacing Shear PinsTo adjust the half-nut HZVgEch 8dccZXic\8daaVg To adjust the lathe spindle bearing preload Lathe Bearing PreloadhZZ # AdX` HeVccZgCji LVhZg IVc\ 9VacYXVidghZije# HeVccZg Cji$&+ chiVaa iZ Vl XjX` VcY i\iZc iZ Vlh cidiZXZciZg# Wiring Electrical Safety Instructions Wiring Overview Main Power Switch Electrical Component Wiring DiagramsPlug 72 72 Mill Head Breakdown Mill Head Parts List Description Downfeed Breakdown Mill Motor Breakdown Capacitor Cover Tailstock Breakdown Bed Breakdown 8dbWdAViZ$Baa Bed Parts List Change Gear 20T Lathe Head Breakdown Lathe Head Parts List Change Gear Box Breakdown Lathe Motor Breakdown Steady Rest Breakdown Follow Rest Breakdown Compound Slide Breakdown Accessories Breakdown Label Placement Page =dlYYndjaZVgcVWdjijh4 TTTT 6YkZgihZbZci Tttt gZcY TTTT 8VgY9ZX` Tttt LZWhiZ TTTT DiZg8VWcZiBV`Zg IdYVn»h=dbZdlcZg EaVXZ HiVbe =ZgZ $5342!, .# 0/ /8 %,,.!- 7! 22!.49 !.$ 2%452.3 #ALL 4ODAYD&ORO! &2%%

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Models: G4791

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