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Grizzly G0752 - User Manual

Grizzly G0752
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COPYRIGHT © MARCH, 2013 BY GRIZZLY INDUSTRIAL, INC. REVISED MARCH, 2014 (BL)
WARNING: NO PORTION OF THIS MANUAL MAY BE REPRODUCED IN ANY SHAPE
OR FORM WITHOUT THE WRITTEN APPROVAL OF GRIZZLY INDUSTRIAL, INC.
#BL15556 PRINTED IN CHINA
MODEL G0602/G0752
10" X 22" BENCHTOP LATHE
OWNER'S MANUAL
(For models manufactured since 11/12)
G0602 Shown

Table of Contents

Questions and Answers

  • S
    Sean McguireAug 15, 2025
    Why does my Grizzly G0752 vibrate so much?
    • D
      duncanallisonAug 15, 2025
      Excessive vibration in your Grizzly Lathe can stem from several issues. It could be due to an unbalanced workpiece – try re-installing it as centered as possible with the spindle bore. Another cause might be the workpiece hitting a stationary object, in which case you should immediately stop the lathe and correct the interference. Loose or damaged V-belts, misaligned V-belt pulleys, or an unbalanced/improperly installed chuck or faceplate can also contribute to vibration. Check and adjust the change gears to establish backlash, and inspect for worn or broken gears. Finally, the spindle bearings might be at fault, requiring a reset of the spindle bearing preload or replacement of worn bearings.
  • T
    Tammy NorrisAug 18, 2025
    What to do if my Grizzly Lathe carriage will not feed or is hard to move?
    • A
      Andrew HillAug 18, 2025
      If the carriage on your Grizzly Lathe is difficult to move or won't feed, several factors could be responsible. Start by checking if the quick-change gears are fully engaged and adjust the gear dials if necessary. Ensure the half nut lever is disengaged for manual feeding and that the carriage lock bolt is fully released. Also, clear away any chips that have accumulated on the bedways and re-lubricate them. If the gibs are too tight, slightly loosen the gib screws. Lastly, a broken gear or shear pin could be the culprit, requiring replacement.
  • D
    Danny WongAug 21, 2025
    How to fix bad surface finish on Grizzly G0752?
    • G
      garciaseanAug 21, 2025
      A poor surface finish on your Grizzly Lathe can be caused by a few things. First, check if you're using the correct spindle speed and feed rate, and adjust as needed. Dull or poorly selected tooling can also be the culprit, so try sharpening your tooling or choosing a better tool for the job. Ensure that your tool height is aligned with the spindle centerline. Lastly, check for excessive play in the gibs and tighten them if necessary.
  • R
    Randall MullinsAug 25, 2025
    Why is my Grizzly G0752 Lathe cutting tool vibrating excessively?
    • B
      Brian CurtisAug 25, 2025
      Excessive vibration of the cutting tool or machine components during cutting with your Grizzly Lathe can arise from several sources. Ensure the tool holder is sufficiently tight and free from debris. Reduce the amount the cutting tool sticks out of the tool holder to no more than 1/4 of its total length for better support. Adjust the gibs on the affected component. Check if the cutting tool is dull and replace or resharpen it if necessary. Finally, verify that you are using the correct spindle speed and feed rate.
  • L
    Linda CortezAug 27, 2025
    What to do if cross slide on my Grizzly G0752 Lathe is hard to move?
    • M
      Michael BlackAug 27, 2025
      If the cross slide, compound rest, or carriage feed handwheel on your Grizzly Lathe is hard to move, it could be due to several reasons. The dovetail ways might be loaded with shavings, dust, or grime, so cleaning and re-lubricating them is a good first step. Check if the gib screws are too tight and loosen them slightly if needed. Also, ensure the backlash setting isn't too tight and loosen it slightly if it is. Finally, make sure the bedways are properly lubricated.
  • C
    Charles KellerAug 30, 2025
    What causes a tapered workpiece on my Grizzly Lathe?
    • M
      melissa20Aug 30, 2025
      A tapered workpiece on your Grizzly Lathe is often caused by the headstock and tailstock not being properly aligned with each other. Re-align the tailstock to the headstock spindle centerline.
  • H
    Heather JonesSep 2, 2025
    How to fix sloppy operation of cross slide on Grizzly G0752 Lathe?
    • A
      Annette RamseySep 2, 2025
      If the cross slide, compound rest, or carriage feed on your Grizzly Lathe feels sloppy, it could be due to a couple of issues. First, check the gibs and adjust them as necessary. Also, inspect the handwheel for looseness or excessive backlash; tighten the handwheel fasteners and adjust the handwheel backlash to a minimum.
  • M
    macktoddSep 5, 2025
    Why are tapered tools hard to remove from Grizzly Lathe tailstock quill?
    • H
      Heather WiseSep 5, 2025
      If a tapered tool is difficult to remove from the tailstock quill of your Grizzly Lathe, it could be for one of two reasons. First, ensure the quill is fully retracted into the tailstock by turning the quill handwheel until it forces the tapered tool out. If that doesn't work, check for contaminants on the taper; clean the taper and bore, then re-install the tool.
  • S
    shannon13Sep 8, 2025
    Why won't the chuck jaws on my Grizzly Lathe move easily?
    • J
      Johnny MartinSep 8, 2025
      If the chuck jaws on your Grizzly Lathe are stuck or difficult to move, it's likely due to chips lodged in the jaws or scroll plate. Remove the jaws, then clean and lubricate both the scroll plate and the jaws before replacing them.
  • T
    Tony WardSep 12, 2025
    What to do if quick-change gear change dials won't shift on my Grizzly Lathe?
    • M
      Margaret DawsonSep 12, 2025
      If the quick-change gear change dials on your Grizzly Lathe won't shift into position, it's likely because the gears are not aligned inside the headstock or quick change gearbox. Rotate the spindle by hand while applying light pressure on the dial until the gear falls into place.

Summary

INTRODUCTION

Machine Description

Describes the purpose and function of a metal lathe.

Manual Accuracy

Explains potential differences between the manual and the actual machine.

Contact Info

Provides contact details for Grizzly Technical Support and Documentation Manager.

Model G0602 Identification

Model Identification and Component Labels

Identifies major parts of the G0602 model using labeled diagrams.

Model G0752 Identification

Model Identification and Component Labels

Identifies major parts of the G0752 model using labeled diagrams.

Controls & Components

G0602 Control Panel Layout

Details the controls and buttons on the G0602 lathe's control panel.

G0752 Control Panel Layout

Details the controls and buttons on the G0752 lathe's control panel.

Quick Change Gearbox Controls

Explains the function of the numeric and alpha gearbox dials.

Carriage Controls

Key Carriage Functions

Describes the operation of carriage handwheels, locks, and thread dial.

Tailstock Controls

Tailstock Quill and Positioning

Explains how to operate the tailstock quill and position the tailstock.

Drive Systems Overview

Change Gears, Pulleys, and Belts

Details the function of change gears, pulleys, and V-belts for speed control.

MACHINE DATA SHEET

Product Specifications Overview

Provides specifications on lathe dimensions, weight, and shipping.

Electrical Specifications

Lists electrical requirements, motor details, and power specifications.

Operational Dimensions

Details key operating dimensions like swing, travel, and tool size.

SECTION 1: SAFETY

General Safety Instructions

Provides fundamental safety rules for operating machinery and personal protection.

Additional Safety Precautions

Personal Safety and Hazard Avoidance

Covers proper clothing, hearing protection, and avoiding hazards.

Machine Operation and Maintenance Safety

Discusses safe operating practices, machine care, and power cord safety.

Additional Safety for Metal Lathes

Workpiece and Tooling Safety

Covers safe practices for securing workpieces, chucks, and tool selection.

Operational Hazards and Precautions

Addresses safe clearances, stock handling, crashes, and chip clearing.

Glossary of Terms

Lathe Terminology Definitions

Defines common terms and phrases used in lathe operation and maintenance.

SECTION 2: POWER SUPPLY

Power Supply Availability and Requirements

Details the necessary voltage, frequency, phase, and circuit size for the machine.

Full-Load Current Rating

Explains the amperage drawn by the machine under normal operating conditions.

Grounding & Plug Requirements

Electrical Grounding and Plug Standards

Specifies the importance of proper grounding and the correct plug type.

Extension Cords

Guidelines for Using Extension Cords

Provides recommendations and limitations for using extension cords with the machine.

SECTION 3: SETUP

Unpacking and Inspection

Instructions for safely removing the machine from its packaging and inspecting for damage.

Items Needed for Setup

Lists necessary tools and supplies not included with the machine.

Inventory of Shipped Items

Installed Components

Lists parts that are pre-installed on the machine upon arrival.

Packaged Components

Lists all accessories and parts included in the shipping crates.

Cleanup Procedure

Removing Rust Preventative

Provides steps and precautions for cleaning the machine's unpainted surfaces.

Site Considerations

Placement and Environmental Requirements

Discusses requirements for the machine's placement, including weight bearing and operational space.

Electrical and Lighting Considerations

Covers ideal environmental conditions and adequate lighting for safe operation.

Lifting & Placing the Lathe

Safe Lifting and Moving Procedures

Provides instructions and warnings for safely lifting and positioning the lathe.

Leveling & Mounting

Lathe Bedway Leveling

Explains the importance of leveling and how to achieve it for accurate results.

Workbench Mounting Procedure

Details the process and guidelines for securely mounting the lathe.

Assembly and Initial Setup

Handwheel Installation and Lubrication

Instructions for attaching handwheels and the importance of initial lathe lubrication.

Power Connection and Test Run

Connecting Power and Performing Test Run

Details safe power connection and initial operational checks for the lathe.

Test Run Procedure

Verifying Spindle Rotation and Safety Features

Steps to confirm spindle movement, direction switch, and emergency stop functionality.

Spindle Break-In Procedure

Steps for Spindle Break-In

Explains the necessity of spindle break-in for longevity and outlines the process.

Recommended Adjustments

Factory Adjustments to Verify

Lists key adjustments that should be checked after initial setup for optimal performance.

SECTION 4: OPERATIONS

Operation Overview

Provides a basic understanding of how the lathe is used during operation.

Chuck & Faceplate Mounting

Spindle Nose Mounting Procedures

Describes how to mount chucks and faceplates onto the threaded spindle nose.

Installation & Removal Devices

Devices for Safe Chuck Handling

Illustrates common devices used to support chucks during installation and removal.

Chuck Installation Steps

Cleaning and Securing the Chuck

Details the process of cleaning spindle nose, threading chuck, and installing locks.

Chuck Removal Procedure

Changing Jaw Set

Installing New Jaw Sets Correctly

Explains how to install jaw sets, ensuring proper alignment and convergence.

Scroll Chuck Clamping Techniques

Proper Clamping Methods and Warnings

Discusses correct and incorrect methods for clamping workpieces in a scroll chuck.

4-Jaw Chuck Operation

Mounting Workpieces with 4-Jaw Chuck

Provides steps for centering and securing a workpiece using the 4-jaw chuck.

Faceplate Mounting Procedures

Mounting Non-Concentric Workpieces to Faceplate

Details the process and safety precautions for clamping irregular workpieces to the faceplate.

Tailstock Operation Guide

Installing Tooling in Tailstock Quill

Explains how to insert and secure tools like arbors and drill bits into the tailstock quill.

Positioning and Using the Tailstock

Covers moving the tailstock and operating the quill handwheel.

Tailstock Tooling Installation

Offsetting Tailstock for Tapers

Adjusting Tailstock Offset Screws

Describes how to adjust the tailstock for taper turning by rotating set screws.

Aligning Tailstock to Spindle Centerline

Procedure for Tailstock Alignment

Details steps to ensure the tailstock is correctly aligned with the spindle centerline.

Lathe Centers Explained

Live vs. Dead Centers and Applications

Differentiates between live and dead centers and their uses.

Mounting Dead Center in Spindle

Securing a Dead Center in the Spindle Bore

Provides steps for installing a dead center into the spindle bore.

Spindle Center Removal

Mounting Center in Tailstock

Installing Centers in the Tailstock Quill

Describes the process for mounting centers into the tailstock quill for operation.

Tailstock Center Removal

Mounting Workpiece Between Centers

Securing Workpiece with Headstock;Tailstock Centers

Explains how to mount a workpiece using headstock and tailstock centers.

Steady Rest Operation

Installing and Using the Steady Rest

Details the procedure for mounting and adjusting the steady rest to support workpieces.

Follow Rest Usage

Carriage & Slide Locks

Compound Rest Adjustment

Setting Compound Rest Angle

Describes how to set the compound rest to a specific angle using its base scale.

Four-Way Tool Post Installation

Installing Cutting Tools in the Tool Post

Explains how to mount and secure cutting tools in the four-way tool post.

Aligning Cutting Tool with Spindle Centerline

Methods for Aligning Cutting Tools

Outlines common methods to align the cutting tool tip with the spindle centerline.

Manual Feed Controls

Handwheel Operations Explained

Describes the use of carriage, cross slide, and compound rest handwheels for manual feed.

Spindle Speed Selection

Determining Optimal Spindle Speed

Explains factors influencing spindle speed and provides a formula for calculation.

Setting Spindle Speed via Belt Changes

Describes how to change spindle speed by repositioning V-belts on pulleys.

G0602 Configuration Examples

G0602 Belt Positioning for Speed

Illustrates belt setups for various spindle speeds on the G0602 model.

G0752 Configuration Example

G0752 Belt Positioning for Speed Ranges

Explains how to set speed ranges on the G0752 using belt tensioner.

Power Feed Operation

Carriage Power Feed Mechanism

Describes how the carriage achieves power feed through the leadscrew and gear configurations.

Setting Power Feed Rate

Adjusting Feed Rate with Change Gears

Details the process of setting a specific power feed rate using change gears and dials.

Threading Operations Overview

Headstock Threading Controls and Charts

Explains how to use threading charts on the headstock for setup.

Setting Threads per Inch (TPI)

Cutting 64 TPI Threads

Provides steps for configuring the lathe to cut 64 TPI threads using change gears.

Metric Threading Setup

Apron Threading Controls

Half Nut Lever and Thread Dial Function

Describes the role of the half nut lever and thread dial in threading operations.

Thread Dial Chart Usage

Referencing the Thread Dial Chart

Explains how to reference the chart to determine when to engage the half nut.

Thread Dial Chart Examples

Standard TPI Thread Dial Usage

Illustrates how to use the thread dial for common TPI values.

Fractional TPI Thread Dial Usage

Shows how to use the thread dial for fractional TPI values.

Other TPI Thread Dial Usage

Explains thread dial usage for TPI values not covered in standard charts.

SECTION 5: ACCESSORIES

Lathe Operation Books

Recommends a book for learning lathe operation and practice.

Drill Chucks and Arbors

Describes drill chucks and arbors for use with the lathe.

Magnetic Base Dial Indicator

Details the features of a magnetic base dial indicator combo for measurements.

Lathe Dogs

Lists various sizes of bent lathe dogs for holding workpieces.

Indexable Carbide Tool Sets

Mini Lathe Tooling Kit

Center Drills

SECTION 6: MAINTENANCE

Maintenance Schedule Overview

Outlines routine maintenance tasks based on frequency: ongoing, daily, annually.

Cleaning and Protecting Surfaces

Provides guidance on cleaning swarf and protecting unpainted surfaces from rust.

Lubrication Guide

Quick-Change Gearbox Lubrication

Details oil type, capacity, and procedures for checking, adding, and draining gearbox oil.

Checking and Adding Lubricant

Explains how to check and add oil to the quick-change gearbox.

Draining Gearbox Oil

Provides steps for draining and refilling the quick-change gearbox oil.

Leadscrew & Carriage Rack Lubrication

Bedways Lubrication

Compound Slide Lubrication

Change Gears Maintenance

Handling and Caring for Change Gears

Provides guidelines for cleaning, handling, and storing change gears to prevent wear.

Lubricating Change Gears

Details the process of applying grease to change gears for proper function.

Machine Storage Preparation

Steps for Long-Term Lathe Storage

Outlines procedures for preparing the lathe for storage to prevent rust and corrosion.

SECTION 7: SERVICE

Troubleshooting Guide

Provides a guide to diagnose and resolve common machine issues, categorized by symptom.

Operation Troubleshooting

Addressing Machine Vibrations and Surface Finish

Troubleshooting steps for issues like machine vibration and poor surface finish.

Backlash Adjustment Procedures

Adjusting Compound Rest Backlash

Details the process for reducing play in the compound rest leadscrew.

Adjusting Cross Slide Backlash

Details the process for reducing play in the cross slide leadscrew.

Detailed Backlash Adjustment

Compound Rest Backlash Adjustment

Provides specific steps and tips for adjusting backlash on the compound rest.

Cross Slide Backlash Adjustment

Provides specific steps and tips for adjusting backlash on the cross slide.

Gib Adjustment Procedure

Adjusting Cross Slide and Compound Slide Gibs

Explains how to adjust gibs to remove play without making movement too stiff.

Half Nut Adjustment

Adjusting Half Nut Clamping Pressure

Details how to adjust the half nut if it becomes loose or too tight.

Leadscrew Shear Pin Replacement

Replacing the Shear Pin

Provides instructions for replacing the leadscrew shear pin to protect lathe components.

V-Belt Tension & Replacement

Tensioning V-Belts

Explains how to properly tension V-belts for optimal power transmission.

Replacing V-Belts

Provides steps for replacing worn or damaged V-belts.

Model G0602 High Range V-Belt Tension

V-Belt Replacement Procedures

Replacing G0602 High Range V-Belt

Details steps for replacing the high range V-belt on the G0602 model.

Replacing G0752 V-Belt

Details steps for replacing the V-belt on the G0752 model.

Timing Belt Tension & Replacement

Tensioning the Timing Belt

Explains how to check and adjust timing belt tension for the G0602 model.

Replacing the Timing Belt

Provides steps for replacing the timing belt on the G0602 model.

SECTION 8: WIRING

Wiring Safety Instructions

Crucial safety warnings and guidelines for working with electrical wiring.

G0602 Wiring Diagram

Electrical Connections for G0602

Diagram illustrating the electrical wiring layout for the G0602 model.

G0602 Electrical Components

Identification of G0602 Electrical Parts

Shows and labels the various electrical components used in the G0602 model.

G0752 Wiring Box Diagram

Electrical Wiring Layout for G0752

Diagram detailing the electrical connections within the G0752 wiring box.

G0752 Wiring Box Components

Identification of G0752 Wiring Box Parts

Illustrates and labels the components found inside the G0752 model's wiring box.

G0752 Control Panel Wiring Diagram

Electrical Connections for G0752 Control Panel

Diagram showing the wiring for the G0752 lathe's control panel.

G0752 Control Panel Components

Identification of G0752 Control Panel Parts

Shows and labels the components of the G0752 lathe's control panel.

G0752 Motor Wiring Diagram

Electrical Wiring for G0752 Motor

Diagram illustrating the motor's electrical connections for the G0752 model.

SECTION 9: PARTS

Spindle & Drive Belt Assembly Parts

Diagram and list of parts for the spindle and drive belt system.

Spindle & Drive Belt Parts List

Part Numbers and Descriptions

Detailed list of part numbers and descriptions for spindle and drive belt components.

Apron Parts Diagram

List of Apron Components

Diagram and list of parts related to the lathe's apron assembly.

Tool Post & Compound Rest Parts

Diagram and List of Parts

Exploded view and part list for the tool post and compound rest assemblies.

Tailstock Parts Diagram

List of Tailstock Components

Diagram and list of all parts comprising the tailstock assembly.

Bed & Leadscrew Parts

Diagram and List of Parts

Exploded view and part list for the lathe's bed and leadscrew assembly.

Steady Rest & Follow Rest Parts

Diagram and List of Parts

Exploded views and part lists for the steady rest and follow rest.

G0602 Motor & Electrical Parts

Diagram and List of Parts

Exploded view and part list for the G0602 model's motor and electrical components.

G0752 Motor & Electrical Parts

Diagram and List of Parts

Exploded view and part list for the G0752 model's motor and electrical components.

Change Gears Parts List

Diagram and List of Change Gear Components

Exploded view and list of parts for the lathe's change gear system.

Gearbox Parts Diagram

Exploded View of Gearbox Assembly

Diagram showing the internal components of the lathe's gearbox.

Gearbox Parts List

Detailed List of Gearbox Components

List of part numbers and descriptions for all gearbox components.

Cross Slide & Carriage Parts

Diagram and List of Parts

Exploded view and part list for the cross slide and carriage assemblies.

G0602 Labels & Cosmetic Parts

Diagram and List of Labels

Shows the locations and lists the part numbers for labels on the G0602 model.

G0752 Labels & Cosmetic Parts

Diagram and List of Labels

Shows the locations and lists the part numbers for labels on the G0752 model.

SECTION 10: APPENDIX

G0602 Operation Charts

Contains charts for setting spindle speeds, feed rates, and threading operations for G0602.

G0752 Operation Charts

Charts for G0752 Spindle Speed and Feed Rates

Provides charts for setting spindle speeds and feed rates specific to the G0752 model.

Grizzly Warranty Card

Customer Information and Feedback

Form for registering product ownership and providing customer feedback.

WARRANTY AND RETURNS

Warranty Terms and Conditions

Details the product warranty period, exclusions, and procedures for claims.

Grizzly G0752 Specifications

General IconGeneral
Number of SpeedsVariable
Motor Power1 HP
Spindle TaperMT5
Tailstock TaperMT #3
Motor110V/220V, Single Phase

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