Grizzly g0749, g0746 owner manual Leadscrew UP

Page 63

2.Locate 1.25 MP on the chart below.

Lever & Dial

Positions

E Lever Position

F Lever

Position

1.25 MP

G Dial

Position

Figure 98. 16 TPI and corresponding lever and

dial positions.

3.to the left of 1.25 MP, locate the F lever in the left position, and G dial in the 4 position. Above 1.25 MP, locate the E lever in the 2 position (see Figure 98).

Note: In the next step, rock the chuck back and forth so the gears will mesh together.

4.Position the gearbox levers and dials, as shown in Figure 99.

 

 

 

F Lever

E Lever

 

 

 

Position

 

 

 

 

Position

G Dial

 

 

Position

 

 

 

 

 

 

Selection

 

 

 

 

Lever

mm

 

 

˶

3 2 1

 

 

 

 

 

F

 

E

Lever

 

Lever

 

 

G

 

Leadscrew (UP)

 

 

 

 

3

 

4

 

 

 

5

 

 

 

 

 

 

2

 

 

6

 

1

 

 

 

 

 

 

 

7

 

1

 

 

 

 

1

 

8

 

 

 

 

 

 

0

1

9

 

 

 

 

 

 

 

G

 

Feed Rod (DOWN)

 

 

 

 

Dial

 

Selection Lever

Figure 99. Lever and dial settings for 1.25 MP.

5.Move the leadscrew feed rod selection lever up.

The lathe is now set up to turn 1.25 MP.

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

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Image 63 Contents
GEAR-HEAD Lathe Page Table of Contents 117 113Introduction Machine Description Manual AccuracyContact Info Identification Controls Components Master Power SwitchTailstock CarriageEnd Gears Control Panel Safety Foot BrakeMachine 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 Availability Full-Load Current RatingCircuit Requirements for Grounding Instructions Correcting Phase PolarityTo correct the phase polarity of the incoming power supply Connection TypeUnpacking SetupNeeded for Setup PreparationInventory Main Components Figure QtyPackaged Components Figure Cleanup Before cleaning, gather the followingBasic steps for removing rust preventative Site Considerations Lifting & Placing HEAvy LifTTo lift and move the lathe Anchoring to Floor Leveling Anchoring to Concrete FloorsMachine Base Concrete Location of headstock jack screws AssemblyAdding Coolant Lubricating Lathe Power ConnectionTo test run your machine To connect lathe to powerTest Run Test run consists of verifyingEmergency Lever FeedRecommended Adjustments Factory adjustments that should be verifiedSpindle Break-In Operation Overview OperationsChuck & Plate To install the camlock studsInstallation Removal Devices Chuck InstallationTo install the chuck Registration mark locations Registration MarksChuck Removal Scroll Chuck ClampingTo remove the chuck To change the jaw set Changing Jaw SetMounting Workpiece Jaw ChuckFaceplate Drive PlatePositioning Tailstock Using QuillInstalling Tooling TailstockTo offset the tailstock Offsetting TailstockTo install tooling in the tailstock Removing ToolingAligning Tailstock to Spindle Centerline Items Needed QtyTo align the tailstock to the spindle center- line Dead Centers CentersMounting Center in Tailstock Live CentersMounting Dead Center in Spindle Removing Center from SpindleMounting Workpiece Between Centers Removing Center from TailstockTo install and use the steady rest Steady RestTools Needed Qty Carriage & Slide Locks Follow RestTo set the compound rest at a certain angle To install a tool in the tool postCompound Rest Four-Way Tool Post Tool Needed QtyTop View Aligning Cutting Tool with Spindle CenterlineBelow are two common methods To align the cutting tool with the tailstock centerCross Slide Handwheel Micrometer StopManual Feed Carriage HandwheelSetting Spindle Speed Spindle SpeedDetermining Spindle Speed Configuration Example Power FeedPower Feed Controls Setting Power Feed Rate Leadscrew UPDial Selection Lever End Gears Primary ConfigurationSecondary Configuration Alternate ConfigurationTo configure end gears for threading 16 TPI End-Gear Configuration Example Threading Headstock Threading Controls To set levers and dials for 16 TPI Thread Dial Apron Threading ControlsThread dial chart Thread Dial ChartTo set levers and dials for 1.25 MP Pitch TurningHeadstock Pitch Turning Controls For exampleLeadscrew UP Biological & Poison Hazard Coolant SystemChip drawer Model G0746/G0749 Mfg. Since 3/13 Chip DrawerG0688-Tool Post Grinder AccessoriesH7991-Mini Mag Base Indicator Set T10118-Tailstock Digital ReadoutH6095-Digital Readout DRO Maintenance Cleaning/ProtectingSchedule Lubrication Lubrication FrequencyHeadstock To change the headstock oil Quick-Change GearboxApron One-Shot OilerLongitudinal Leadscrew Ball Oilers Ball OilersHandling & Care Hazards Coolant System ServiceTo add coolant Adding CoolantChanging Coolant See Hazards onMachine Storage Preparing Lathe for StorageBringing Lathe Out of Storage Motor & Electrical ServiceTroubleshooting Symptom Possible Cause Possible SolutionLathe Operation Symptom Possible Cause Possible Solution Backlash Adjustment Compound RestCross Slide Cross Slide Gib Leadscrew End-Play AdjustmentGib Adjustment To adjust the cross slide gibSaddle Gib Compound Slide GibTo tension the V-Belts To adjust the saddle slide gibBelts Tensioning V-BeltsReplacing V-Belts Adjusting Brake Brake & SwitchGap Insert Removal Installation Replacing BrakeGap Removal Gap Installation Wiring Safety Instructions WiringElectrical Cabinet & Motors Circuit Diagram Parts Control Rod & BrakeControl Rod Description Control Rod & Brake Parts ListBody G0746-49 Bed & Body Parts List Gears Description Headstock Gears Parts ListHeadstock ControlsFeed Direction Control Left Spindle Speed Description Headstock Controls Parts ListChange Quick-Change Gearbox Parts List PR12M EXT Retaining Ring 35MM 100 Model G0746/G0749 Mfg. Since 3/13 Saddle Saddle Parts List REF Description Slides104 Model G0746/G0749 Mfg. Since 3/13 ApronApron 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 CabinetAccessories Front Machine Labels Rear Machine Labels Threading AppendixDiametral & Modular Pitch Chart Comments Warranty CardBOX BELLINGHAM, WA Grizzly INDUSTRIAL, INCWarranty & Returns