Grizzly g0746, g0749 owner manual Assembly, Location of headstock jack screws

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—If using the included leveling pads (see Figure 19), thread the leveling bolts with the hex nuts into the bottom of the stand, place the pads under the bolts, then adjust them to level the machine.

Leveling Bolts

x 8

Pads

Figure 19. Leveling pads, bolts (hex nuts not

shown).

For additional leveling, use the jack screws under the headstock and tailstock (see Figures 20 and 21). To access the tailstock-end jack screws, remove the coolant motor cover.

Jack Screws

Figure 20. Location of headstock jack screws.

Assembly

With the exception of the carriage handle and cross slide handwheel, the lathe is shipped fully assembled.

Use a 5mm hex wrench to thread the carriage handle into the carriage handwheel.

Slide the cross slide handwheel onto the shaft and secure it with the included tapered pin, as shown in Figure 22.

Cross Slide

Handwheel

Tapered Pin

Carriage Handle

Figure 22. Handwheel handles installed.

Jack Screws

Figure 21. Tailstock-end jack screws.

—if using mounting hardware that does not allow for adjustment, level the lathe by placing metal shims between the lathe base and the floor before anchoring it.

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

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Contents GEAR-HEAD Lathe Page Table of Contents 113 117Machine Description Manual Accuracy IntroductionContact Info Identification Master Power Switch Controls ComponentsCarriage TailstockControl Panel Safety Foot Brake End GearsMachine Data Sheet Tailstock Info Construction Model G0749 16 X 40 Heavy Duty Lathe 13-3/4 12.75 qt Safety Safety Instructions for MachineryPage Additional Safety for Metal Lathes Additional Chuck Safety Full-Load Current Rating AvailabilityCircuit Requirements for Correcting Phase Polarity To correct the phase polarity of the incoming power supplyConnection Type Grounding InstructionsSetup Needed for SetupPreparation UnpackingMain 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 Assembly Location of headstock jack screwsLubricating Lathe Power Connection Adding CoolantTo connect lathe to power Test RunTest run consists of verifying To test run your machineEmergency Feed LeverFactory adjustments that should be verified Recommended AdjustmentsSpindle Break-In Operations Operation OverviewTo install the camlock studs Chuck & PlateChuck Installation Installation Removal DevicesTo install the chuck Registration Marks Registration mark locationsScroll Chuck Clamping Chuck RemovalTo remove the chuck Changing Jaw Set To change the jaw setJaw Chuck Mounting WorkpieceDrive Plate FaceplateUsing Quill Installing ToolingTailstock Positioning TailstockOffsetting Tailstock To install tooling in the tailstockRemoving Tooling To offset the tailstockItems Needed Qty Aligning Tailstock to Spindle CenterlineTo align the tailstock to the spindle center- line Centers Dead CentersLive Centers Mounting Dead Center in SpindleRemoving Center from Spindle Mounting Center in TailstockRemoving Center from Tailstock Mounting Workpiece Between CentersSteady Rest To install and use the steady restTools Needed Qty Follow Rest Carriage & Slide LocksTo install a tool in the tool post Compound Rest Four-Way Tool PostTool Needed Qty To set the compound rest at a certain angleAligning Cutting Tool with Spindle Centerline Below are two common methodsTo align the cutting tool with the tailstock center Top ViewMicrometer Stop Manual FeedCarriage Handwheel Cross Slide HandwheelSpindle Speed Setting Spindle SpeedDetermining Spindle Speed Power Feed Configuration ExamplePower Feed Controls Leadscrew UP Setting Power Feed RateDial Selection Lever Primary Configuration Secondary ConfigurationAlternate Configuration End GearsEnd-Gear Configuration Example To configure end gears for threading 16 TPIHeadstock Threading Controls ThreadingTo set levers and dials for 16 TPI Apron Threading Controls Thread DialThread Dial Chart Thread dial chartPitch Turning Headstock Pitch Turning ControlsFor example To set levers and dials for 1.25 MPLeadscrew UP Coolant System Biological & Poison HazardChip Drawer Chip drawer Model G0746/G0749 Mfg. Since 3/13Accessories G0688-Tool Post GrinderT10118-Tailstock Digital Readout H7991-Mini Mag Base Indicator SetH6095-Digital Readout DRO Cleaning/Protecting MaintenanceSchedule Lubrication Frequency LubricationHeadstock Quick-Change Gearbox To change the headstock oilOne-Shot Oiler ApronLongitudinal Leadscrew Ball Oilers Ball OilersHandling & Care Coolant System Service HazardsAdding Coolant Changing CoolantSee Hazards on To add coolantPreparing Lathe for Storage Machine StorageBringing Lathe Out of Storage Service TroubleshootingSymptom Possible Cause Possible Solution Motor & ElectricalLathe Operation Symptom Possible Cause Possible Solution Compound Rest Backlash AdjustmentCross Slide Leadscrew End-Play Adjustment Gib AdjustmentTo adjust the cross slide gib Cross Slide GibCompound Slide Gib Saddle GibTo adjust the saddle slide gib BeltsTensioning V-Belts To tension the V-BeltsReplacing V-Belts Brake & Switch Adjusting BrakeReplacing Brake Gap Insert Removal InstallationGap Removal Gap Installation Wiring Wiring Safety InstructionsElectrical Cabinet & Motors Circuit Diagram Control Rod & Brake PartsControl Rod Control Rod & Brake Parts List DescriptionBody G0746-49 Bed & Body Parts List Gears Headstock Gears Parts List DescriptionControls HeadstockFeed Direction Control Left Spindle Speed Headstock Controls Parts List DescriptionChange Quick-Change Gearbox Parts List PR12M EXT Retaining Ring 35MM 100 Model G0746/G0749 Mfg. Since 3/13 Saddle Saddle Parts List Slides REF DescriptionApron 104 Model G0746/G0749 Mfg. Since 3/13Apron Parts List PCAP26M CAP Screw M6-1 X Model G0746/G0749 Mfg. Since 3/13 107 Tailstock Leadscrew Electrical Cabinet 1601 1603 1611 1604 1605 1608 1602 1606 1607 1609 1610Accessories Front Machine Labels Rear Machine Labels Appendix ThreadingDiametral & Modular Pitch Chart Warranty Card CommentsGrizzly INDUSTRIAL, INC BOX BELLINGHAM, WAWarranty & Returns