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Grizzly g0749, g0746 owner manual Model G0749 16 X 40 Heavy Duty Lathe

Models: g0749 g0746

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MACHINE DATA

SHEET

Customer Service #: (570) 546-9663 · To Order Call: (800) 523-4777 · Fax #: (800) 438-5901

MODEL G0749 16 X 40 HEAVY DUTY LATHE

Product Dimensions:
Weight	3616 lbs.
Width (side-to-side) x Depth (front-to-back) x Height	88-5/8 x 42-1/2 x 55-1/8 in.
Footprint (Length x Width)	84 x 21 in.
Shipping Dimensions:
Type	Wood Crate
Content	Machine
Weight	5049 lbs.
Length x Width x Height	96 x 45 x 69 in.
Must Ship Upright	Yes
Electrical:
Power Requirement	220V, 3-Phase, 60 Hz
Prewired Voltage	220V
Full-Load Current Rating	30.3A
Minimum Circuit Size	40A
Connection Type	Permanent (Hardwire)
Switch Type	Control Panel w/Magnetic Switch Protection
Recommended Phase Converter	H3741
Motors:
Main
Type	TEFC Induction
Horsepower	10 HP
Phase	3-Phase
Amps	30A
Speed	1725 RPM
Power Transfer	V-Belt Drive
Bearings	Shielded & Permanently Lubricated
Coolant Pump
Type	TEFC Induction
Horsepower	1/8 HP
Phase	3-Phase
Amps	0.3A
Speed	1725 RPM
Power Transfer	Direct Drive
Bearings	Shielded & Permanently Lubricated

Model G0746/G0749 (Mfg. Since 3/13)

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Grizzly g0749, g0746 owner manual Model G0749 16 X 40 Heavy Duty Lathe

Contents

GEAR-HEAD Lathe Page Table of Contents 117 113 Machine Description Manual Accuracy IntroductionContact Info Identification Controls Components Master Power Switch Tailstock Carriage End Gears Control Panel Safety Foot Brake Machine Data Sheet Tailstock Info Construction Model G0749 16 X 40 Heavy Duty Lathe 13-3/4 12.75 qt Safety Instructions for Machinery SafetyPage Additional Safety for Metal Lathes Additional Chuck Safety Full-Load Current Rating AvailabilityCircuit Requirements for To correct the phase polarity of the incoming power supply Correcting Phase PolarityConnection Type Grounding Instructions Needed for Setup SetupPreparation Unpacking Main Components Figure Qty InventoryPackaged Components Figure Before cleaning, gather the following CleanupBasic steps for removing rust preventative Site Considerations HEAvy LifT Lifting & PlacingTo lift and move the lathe Anchoring to Concrete Floors Anchoring to Floor LevelingMachine Base Concrete Location of headstock jack screws Assembly Adding Coolant Lubricating Lathe Power Connection Test Run To connect lathe to powerTest run consists of verifying To test run your machine Emergency Lever Feed Factory adjustments that should be verified Recommended AdjustmentsSpindle Break-In Operation Overview Operations Chuck & Plate To install the camlock studs Chuck Installation Installation Removal DevicesTo install the chuck Registration mark locations Registration Marks Scroll Chuck Clamping Chuck RemovalTo remove the chuck To change the jaw set Changing Jaw Set Mounting Workpiece Jaw Chuck Faceplate Drive Plate Installing Tooling Using QuillTailstock Positioning Tailstock To install tooling in the tailstock Offsetting TailstockRemoving Tooling To offset the tailstock Items Needed Qty Aligning Tailstock to Spindle CenterlineTo align the tailstock to the spindle center- line Dead Centers Centers Mounting Dead Center in Spindle Live CentersRemoving Center from Spindle Mounting Center in Tailstock Mounting Workpiece Between Centers Removing Center from Tailstock Steady Rest To install and use the steady restTools Needed Qty Carriage & Slide Locks Follow Rest Compound Rest Four-Way Tool Post To install a tool in the tool postTool Needed Qty To set the compound rest at a certain angle Below are two common methods Aligning Cutting Tool with Spindle CenterlineTo align the cutting tool with the tailstock center Top View Manual Feed Micrometer StopCarriage Handwheel Cross Slide Handwheel Spindle Speed Setting Spindle SpeedDetermining Spindle Speed Configuration Example Power Feed Power Feed Controls Leadscrew UP Setting Power Feed RateDial Selection Lever Secondary Configuration Primary ConfigurationAlternate Configuration End Gears To configure end gears for threading 16 TPI End-Gear Configuration Example Headstock Threading Controls ThreadingTo set levers and dials for 16 TPI Thread Dial Apron Threading Controls Thread dial chart Thread Dial Chart Headstock Pitch Turning Controls Pitch TurningFor example To set levers and dials for 1.25 MP Leadscrew UP Biological & Poison Hazard Coolant System Chip drawer Model G0746/G0749 Mfg. Since 3/13 Chip Drawer G0688-Tool Post Grinder Accessories T10118-Tailstock Digital Readout H7991-Mini Mag Base Indicator SetH6095-Digital Readout DRO Cleaning/Protecting MaintenanceSchedule Lubrication Frequency LubricationHeadstock To change the headstock oil Quick-Change Gearbox One-Shot Oiler ApronLongitudinal Leadscrew Ball Oilers Ball Oilers Handling & Care Hazards Coolant System Service Changing Coolant Adding CoolantSee Hazards on To add coolant Preparing Lathe for Storage Machine StorageBringing Lathe Out of Storage Troubleshooting ServiceSymptom Possible Cause Possible Solution Motor & Electrical Lathe Operation Symptom Possible Cause Possible Solution Compound Rest Backlash AdjustmentCross Slide Gib Adjustment Leadscrew End-Play AdjustmentTo adjust the cross slide gib Cross Slide Gib Saddle Gib Compound Slide Gib Belts To adjust the saddle slide gibTensioning V-Belts To tension the V-Belts Replacing V-Belts Adjusting Brake Brake & Switch Replacing Brake Gap Insert Removal InstallationGap Removal Gap Installation Wiring Safety Instructions Wiring Electrical Cabinet & Motors Circuit Diagram Control Rod & Brake PartsControl Rod Description Control Rod & Brake Parts List Body G0746-49 Bed & Body Parts List Gears Description Headstock Gears Parts List Controls HeadstockFeed Direction Control Left Spindle Speed Description Headstock Controls Parts List Change Quick-Change Gearbox Parts List PR12M EXT Retaining Ring 35MM 100 Model G0746/G0749 Mfg. Since 3/13 Saddle Saddle Parts List REF Description Slides 104 Model G0746/G0749 Mfg. Since 3/13 Apron Apron Parts List PCAP26M CAP Screw M6-1 X Model G0746/G0749 Mfg. Since 3/13 107 Tailstock Leadscrew 1601 1603 1611 1604 1605 1608 1602 1606 1607 1609 1610 Electrical Cabinet Accessories Front Machine Labels Rear Machine Labels Threading Appendix Diametral & Modular Pitch Chart Comments Warranty Card BOX BELLINGHAM, WA Grizzly INDUSTRIAL, INC Warranty & Returns