Grizzly G0694 owner manual Wood Lathe Operation

Page 42

Wood Lathe Operation

Symptom

Possible Cause

Possible Solution

 

 

 

 

 

Vibration noise

1.

Belt cover loose.

1.

Tighten belt cover lock knob; if necessary install a

while machine

 

 

 

soft, vibration dampening material between the belt

is running; noise

 

 

 

cover and the headstock casting.

changes when

2.

Dented fan cover on motor.

2.

Replace or adjust fan cover. Inspect motor fan and

speed is changed.

 

 

 

replace if damaged.

 

3.

Worn or damaged spindle bearing(s).

3.

Replace spindle bearing(s).

 

4.

Loose pulley.

4.

Adjust pulley.

 

 

 

 

 

Excessive vibration.

1.

Workpiece mounted incorrectly.

1.

Re-mount workpiece, making sure that centers are

 

 

 

 

embedded in true center of workpiece.

 

2.

Workpiece warped, out of round, or is

2.

Cut workpiece to correct, or use a different

 

 

flawed.

 

workpiece.

 

3.

Spindle speed is set too fast for mounted

3.

Reduce the spindle speed.

 

 

workpiece.

 

 

 

4.

Lathe is resting on an uneven surface.

4.

Shim cabinets and mounting flanges to remove

 

 

 

 

any wobbles present in the stand.

 

5.

Motor mount bolts are loose.

5.

Tighten motor mount bolts.

 

6.

Belt is worn or damaged.

6.

Replace belt (see Page 42).

 

7.

Worn or damaged spindle bearing(s).

7.

Replace spindle bearings.

 

 

 

 

 

Chisels grab or dig

1.

Tool rest set too low or chisel angle incor-

1.

Set tool rest higher. See Pages 20–21for how to

into workpiece.

 

rect.

 

properly set the tool rest height and angle.

 

2.

Tool rest set too far from workpiece.

2.

Move the tool rest closer to the workpiece. See

 

 

 

 

Pages 20–21for the proper workpiece/tool rest

 

 

 

 

clearance.

 

3.

Wrong chisel/tool being used.

3.

Use the correct chisel/tool; educate yourself by

 

 

 

 

reading books, trade magazines, or seeking help

 

 

 

 

from an experienced lathe operator.

 

4.

Chisel/tool dull.

4.

Sharpen or replace the chisel/tool you are using.

 

 

 

 

 

Bad surface finish.

1.

Wrong spindle speed.

1.

Use trial-and-error to find a better spindle speed.

 

2.

Dull chisel or wrong chisel being used for

2.

Sharpen chisel or try a different chisel.

 

 

the operation.

 

 

 

3.

Loose workpiece.

3.

Tighten workpiece.

 

 

 

 

 

Tailstock moves.

1.

Tailstock mounting bolt loose.

1.

Tighten so lever locks at horizontal position.

 

2.

Bed surface is oily or greasy.

2.

Clean bedway surface to remove excess oil/

 

 

 

 

grease.

 

 

 

 

 

Cannot remove

1.

Tailstock quill had not retracted all the way

1.

Turn the quill handwheel until it forces taper out of

tapered tool from

 

back into the tailstock.

 

barrel.

tailstock barrel.

2.

Debris was not removed from taper before

2.

Always make sure that taper surfaces are clean.

 

 

inserting into barrel.

 

 

-40-

Model G0694 (Mfg. Since 1/09)

Image 42
Contents Model G0694 Page Table of Contents Contact Info IntroductionManual Accuracy Machine DescriptionIdentification Machine Data Sheet Tailstock Information Safety Safety Instructions for MachineryKeep CHILDREN/VISITORS Away Additional Safety for Wood Lathes Preventing Thrown Workpiece220V Single-Phase Operation Circuit RequirementsUnpacking SetupNeeded for Setup Description QtyInventory Inventory Figure QtyCleanup Before cleaning, gather the followingSite Considerations Moving & Placing Lathe Mounting to Shop Floor Bolting to Concrete FloorsTest Run Stop ButtonPage Operations Basic ControlsOperation Overview Stock Inspection RequirementsPositioning Inboard Tool Rest on Bedway TailstockInboard Tool Rest To position and lock the tailstock in positionAdjusting Tool Rest Height Outboard Tool RestTo use the outboard tool rest Removing Headstock Center Installing/Removing Headstock CenterInstalling Headstock Center Tools Needed QtyInstalling/Removing Tailstock Center To install the center into the tailstock quillTo remove the center from the tailstock quill Installing Faceplate Handwheel Installing Faceplate or HandwheelRemoving Faceplate or Handwheel Work Adjusting Spindle SpeedsFinishing CuttingIndexing WindowSelecting Turning Tools Setting Up for Spindle Turning Spindle TurningPage Spindle Turning Safety Tips Faceplate TurningMounting Workpiece on Faceplate Using Backing Block Outboard TurningTo mount your workpiece to a backing block Sanding/Finishing Typical sanding operation Sandpaper WorkpieceAccessories Model H6542 Robert Sorby 8-PC Set G9863-8-PC HSS Lathe Chisel SetSchedule MaintenanceCleaning Lathe BedLubricating Spindle Bearings General Lubrication TailstockSpur and Live Centers Inboard Tool RestOutboard Tool Rest To lubricate the bottom of the tool rest hold- erService TroubleshootingMotor & Electrical Wood Lathe Operation Belt Adjustment Checking BeltTensioning Belt Changing Belt Bearing Service To remove the existing belt and install a new beltRemoving speed sensor screws Model G0694 Mfg. Since 1/09 Packing outboard roller bearing with Grease Speed Sensor Model G0694 Mfg. Since 1/09 Wiring Wiring Safety InstructionsWiring Diagram Switch Button Junction BlockControl panel wiring Electrical ComponentsParts Lathe Parts List DescriptionStand Breakdown Stand Parts List Labels & Cosmetics Breakdown Warranty Card CommentsGrizzly INDUSTRIAL, INC BOX BELLINGHAM, WAWarranty and Returns Warranty and ReturnsOrder Hours a DAY