Table of Contents | Grizzly G0740 specs

Table of Contents

INTRODUCTION	3
Machine Description	3
Contact Info	3
Manual Accuracy	3
Identification	4
Controls & Components	5
Two-Speed Motor Switch	5
Headstock	5
Control Panel	6
Carriage	6
Tailstock	7
End Gears	7
Safety Foot Brake	7
Machine Data Sheet	8
SECTION 1: SAFETY	11
Safety Instructions for Machinery	11
Additional Safety for Metal Lathes	13
Additional Chuck Safety	14
SECTION 2: POWER SUPPLY	15
Availability	15
Full-Load Current Rating	15
Circuit Requirements for 220V	15
Grounding Instructions	16
Extension Cords	16
Correcting Phase Polarity Wiring	17
SECTION 3: SETUP	18
Preparation	18
Unpacking	18
Needed for Setup	18
Inventory	19
Cleanup	20
Site Considerations	21
Lifting & Moving	22
Leveling & Mounting	23
Leveling	23
Bolting to Concrete Floors	24
Assembly	24
Lubricating Lathe	24
Adding Coolant	25
Power Connection	25
Test Run	26
Spindle Break-In	29
Recommended Adjustments	30

SECTION 4: OPERATIONS	31
Operation Overview	31
Chuck & Faceplate Mounting	32
Installation & Removal Devices	32
Chuck Installation	33
Registration Marks	34
Chuck Removal	34
Scroll Chuck Clamping	35
Chuck Jaw Reversal	35
4-Jaw Chuck	36
Faceplate	37
Tailstock	38
Positioning Tailstock	38
Using Quill	38
Installing Tooling	38
Removing Tooling	39
Offsetting Tailstock	39
Aligning Tailstock to Spindle Centerline	40
Centers	42
Dead Centers	42
Live Centers	42
Mounting Dead Center in Spindle	42
Removing Center from Spindle	43
Mounting Center in Tailstock	43
Removing Center from Tailstock	43
Mounting Workpiece Between Centers	44
Steady Rest	45
Follow Rest	46
Carriage & Slide Locks	46
Compound Rest	47
Four-Way Tool Post	47
Installing Tool	47
Aligning Cutting Tool with Spindle Centerline...	48
Adjustable Feed Stop	49
Micrometer Stop	49
Manual Feed	50
Carriage Handwheel	50
Cross Slide Handwheel	50
Compound Rest Handwheel	50
Spindle Speed	50
Determining Spindle Speed	50
Setting Spindle Speed	51
Configuration Examples	51
Power Feed	52
Power Feed Controls	53
Setting Power Feed Rate	54

End Gears

55

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Grizzly G0740 owner manual Table of Contents

Contents

Model G0740 14 X 40 HIGH-PRECISION Toolroom Lathe Page Table of Contents 129 Maintenance Introduction Machine Description Manual AccuracyContact Info Identification Two-Speed Motor Switch Controls ComponentsHeadstock Carriage Control Panel Safety Foot Brake TailstockEnd Gears Machine Data Sheet Tailstock Info Other Specifications Safety Instructions for Machinery SafetyPage Additional Safety for Metal Lathes Additional Chuck Safety Circuit Requirements for Power SupplyAvailability Full-Load Current Rating 50 ft Grounding InstructionsExtension Cords Minimum Gauge Size 12 AWG To correct wiring that is out of phase Correcting Phase Polarity Wiring Unpacking SetupNeeded for Setup Preparation Tool Box Inventory Figure Qty Box 1 Figure Qty Steady Rest Assembly InstalledPre-Installed Not Shown Qty Inventory Cleanup Before cleaning, gather the followingBasic steps for removing rust preventative Site Considerations To lift and move the lathe Lifting & Moving Leveling Leveling & Mounting Assembly Lubricating LatheBolting to Concrete Floors Power Connection To connect the power cord to the latheAdding Coolant Test run consists of verifying Test Run Stop Cross Slide Spindle Break-In Factory adjustments that should be verified Recommended Adjustments Operation Overview Operations MEDIUM-SIZE, Heavy Chucks Chuck & Faceplate Mounting Installation Removal Devices To install the chuck Chuck Installation Chuck Removal Registration MarksTo remove the chuck Scroll Chuck Clamping Chuck Jaw ReversalTo reverse 2-piece jaws Mounting Workpiece Jaw Chuck To mount a non-concentric workpiece to the faceplate Faceplate Positioning Tailstock Using QuillInstalling Tooling Tailstock Tools Needed Qty Offsetting TailstockTo install tooling in the tailstock Removing Tooling To align the tailstock to the spindle center- line Aligning Tailstock to Spindle CenterlineTo offset the tailstock Items Needed QtyPage Mounting Dead Center in Spindle CentersDead Centers Live Centers To mount a center in the tailstock Removing Center from SpindleMounting Center in Tailstock Removing Center from Tailstock Mounting Workpiece Between Centers Steady Rest To install and use the steady rest Carriage & Slide Locks Follow Rest Compound Rest Four-Way Tool Post Installing Tool Top View Aligning Cutting Tool with Spindle CenterlineBelow are two common methods To align the cutting tool with the tailstock center To set the micrometer stop Adjustable Feed StopMicrometer Stop Tools Needed Qty Hex Wrench 5mm Spindle Speed Manual Feed Configuration Examples Setting Spindle Speed Setting Spindle Speed of 1600 RPM Power Feed Power Feed Controls Setting Power Feed Rate of 0.18mm/rev Setting Power Feed Rate End Gears Standard End Gear Configuration To configure the end gears Alternate Configuration Headstock Threading Controls Threading Nut when required and prevent an apron crash Apron Threading ControlsThread Dial Odd Numbered TPI Thread Dial ChartTPI Divisible By Even TPI Not Divisible By Chip Drawer ⁄4 or 3⁄4 Fractional TPI27⁄8 TPI Biological & Poison Hazard Coolant System T10439-4 Pc. Carbide Insert Ccmt Boring Bar Set Accessories G7978-Rotary Phase Converter G9610-Test IndicatorG9611-Test Indicator G9612-Test Indicator Maintenance Cleaning/ProtectingSchedule Lubrication Task Frequency Lubrication To change the headstock oil Quick-Change Gearbox One-Shot Oiler Apron Ball Oilers & Oil Cup Longitudinal Leadscrew Handling & Care Hazards Coolant System Service To add coolant Adding CoolantChanging Coolant See Hazards on To prepare the lathe for storage Machine Storage Motor & Electrical ServiceTroubleshooting Symptom Possible Cause Possible Solution Lathe Operation Symptom Possible Cause Possible Solution As necessary see Backlash Adjustment Compound RestCross Slide Leadscrew End Play Adjustment Gib AdjustmentTo remove leadscrew end play Front saddle gib adjustment screw Carriage Lock Clamp Belts Half Nut AdjustmentTo adjust the half nut To adjust the V-belts To adjust the brake and brake switch Brake & SwitchPage To replace the shear pin Leadscrew Shear Pin Replacement Shear Pin Gap Insert Removal Installation Gap InstallationGap Removal Wiring Safety Instructions Wiring Wiring Overview Component location index Model G0740 Mfg. Since 11/12 Component Location Index Safety Switch, To Work Lamp, Electrical Cabinet Wiring Electrical Box Electrical box wiring Model G0740 Mfg. Since 11/12 Spindle Motor Coolant Pump Wiring To Electrical Cabinet Speed Motor Switch Spindle Switches Control Panel Wiring Power Connection Headstock Cover Parts Headstock Controls Headstock Controls Parts List Gears Headstock Internal Gears Parts List Description Headstock Transfer Gears Gearbox Gears Gearbox Gears Parts List 291 282 283 292 323 284 285 286 Gearbox Controls Parts List Apron Front View Apron Front View Parts List Apron Apron Rear View Parts List Compound Rest & Tool Post 663 Saddle Top View Saddle Top View Parts List Saddle Bottom View Bed Stop Dial Indicator Shafts Bed Bed & Shafts Parts List Model G0740 Mfg. Since 11/12 115 Motor Main Motor Parts List 118 Model G0740 Mfg. Since 11/12 Cabinets & Panels Cabinets & Panels Parts List Tailstock Tailstock Parts List Follow Rest Electrical Cabinet & Control Panel Accessories Front Machine Labels Rear & Side Machine Labels Comments Warranty Card BOX BELLINGHAM, WA Grizzly INDUSTRIAL, INC Warranty & Returns Order Hours a DAY