Grizzly G0844 Owner's Manual
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Grizzly G0844 Owner's Manual

Grizzly G0844 Owner's Manual

14 inch x 20 inch variable-speed benchtop wood lathe
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MODEL G0844
14" X 20" VARIABLE-SPEED
BENCHTOP WOOD LATHE
OWNER'S MANUAL
(For models manufactured since 2/18)
COPYRIGHT © MAY, 2018 BY GRIZZLY INDUSTRIAL, INC.
WARNING: NO PORTION OF THIS MANUAL MAY BE REPRODUCED IN ANY SHAPE
OR FORM WITHOUT THE WRITTEN APPROVAL OF GRIZZLY INDUSTRIAL, INC.
#BLAB19377 PRINTED IN CHINA
V1.05.18

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Summary of Contents for Grizzly G0844

  • Page 1 (For models manufactured since 2/18) COPYRIGHT © MAY, 2018 BY GRIZZLY INDUSTRIAL, INC. WARNING: NO PORTION OF THIS MANUAL MAY BE REPRODUCED IN ANY SHAPE OR FORM WITHOUT THE WRITTEN APPROVAL OF GRIZZLY INDUSTRIAL, INC. #BLAB19377 PRINTED IN CHINA V1.05.18...
  • Page 2 This manual provides critical safety instructions on the proper setup, operation, maintenance, and service of this machine/tool. Save this document, refer to it often, and use it to instruct other operators. Failure to read, understand and follow the instructions in this manual may result in fire or serious personal injury—including amputation, electrocution, or death.

  • Page 3: Table Of Contents

    Table of Contents INTRODUCTION ..........2 SECTION 5: ACCESSORIES ......30 Contact Info............ 2 SECTION 6: MAINTENANCE ......31 Manual Accuracy ........... 2 Schedule ............31 Identification ........... 3 Cleaning & Protecting ........31 Controls & Components ......... 4 Lubrication ........... 31 Machine Data Sheet ........

  • Page 4: Introduction

    ID label (see below). This information is required for us to provide proper tech support, and it helps us determine if updated documenta- tion is available for your machine. Manufacture Date Serial Number Model G0844 (Mfd. Since 2/18)

  • Page 5: Identification

    Tighten all locks before operating. d) Rotate workpiece by hand before applying power. e) Rough out workpiece before installing on faceplate. f) Do not mount split workpiece or one containing knot. g) Use lowest speed when starting new workpiece. Model G0844 (Mfd. Since 2/18)

  • Page 6: Controls & Components

    D. Tool Rest: Provides stable platform for cut- ting tools. E. Tool Rest Lock Handle: Secures tool rest in position. Tool Rest Base (Banjo) Lock Lever: Secures tool rest base (banjo) in position along bed. Model G0844 (Mfd. Since 2/18)
  • Page 7 N. Tailstock Handwheel: Moves quill toward and away from spindle. ON/OFF Switch: Turns lathe motor ON/OFF to start/stop spindle rotation. Spindle RPM Readout: Indicates spindle speed in revolutions per minute (RPM). Model G0844 (Mfd. Since 2/18)

  • Page 8: Machine Data Sheet

    Machine Data Sheet MACHINE DATA SHEET Customer Service #: (570) 546-9663 · To Order Call: (800) 523-4777 · Fax #: (800) 438-5901 MODEL G0844 14" X 20" VARIABLE‐SPEED BENCHTOP WOOD LATHE Product Dimensions: Weight................................110 lbs. Width (side-to-side) x Depth (front-to-back) x Height............... 41-1/2 x 17-1/2 x 18 in.
  • Page 9 The information contained herein is deemed accurate as of 10/13/2017 and represents our most recent product specifications. Model G0844 PAGE 2 OF 2 Due to our ongoing improvement efforts, this information may not accurately describe items previously purchased. Model G0844 (Mfd. Since 2/18)

  • Page 10: Section 1: Safety

    Everyday ery. Never operate under the influence of drugs or eyeglasses are NOT approved safety glasses. alcohol, when tired, or when distracted. Model G0844 (Mfd. Since 2/18)
  • Page 11 EXPERIENCING DIFFICULTIES. If at any time debris. Make sure they are properly installed, you experience difficulties performing the intend- undamaged, and working correctly BEFORE ed operation, stop using the machine! Contact our operating machine. Technical Support at (570) 546-9663. Model G0844 (Mfd. Since 2/18)

  • Page 12: Additional Safety For Wood Lathes

    Never standing to side of lathe until workpiece reaches completely wrap sandpaper around workpiece. full speed and you can verify safe rotation. -10- Model G0844 (Mfd. Since 2/18)

  • Page 13: Section 2: Power Supply

    -11- Model G0844 (Mfd. Since 2/18)
  • Page 14 Two-prong outlets do not meet the grounding requirements for this machine. Do not modify or use an adapter on the plug provided—if it will not fit the outlet, have a qualified electrician install the proper outlet with a verified ground. -12- Model G0844 (Mfd. Since 2/18)

  • Page 15: Section 3: Setup

    Grizzly or the shipping agent. You MUST have the original pack- Box 1 (Figure 7) aging to file a freight claim.

  • Page 16: Cleanup

    Repeat Steps 2–3 as necessary until clean, then coat all unpainted surfaces with a quality metal protectant to prevent rust. NOTICE Avoid chlorine-based solvents, such as acetone or brake parts cleaner, that may damage painted surfaces. -14- Model G0844 (Mfd. Since 2/18)

  • Page 17: Assembly

    Insert end of power cord into receptacle in death, or machine/property damage. back of control box (see Figure 10). To test run machine: Power Clear all setup tools away from machine. Cord Control Box Figure 10. Installing power cord. -15- Model G0844 (Mfd. Since 2/18)
  • Page 18 Spindle should rotate up toward rear of lathe. Spindle Direction ON Button Switch Press OFF button. Congratulations! The Test Run is complete. Spindle Speed Button Dial Figure 12. Spindle controls. -16- Model G0844 (Mfd. Since 2/18)

  • Page 19: Section 4: Operations

    Read books/magazines or get formal training before beginning any proj- ects. Regardless of the content in this sec- tion, Grizzly Industrial will not be held liable for accidents caused by lack of training. -17- Model G0844 (Mfd. Since 2/18)

  • Page 20: Workpiece Inspection

    Note: The large clamping hex nut underneath the tailstock will require occasional adjusting to ensure proper clamping pressure of the tailstock to the bed. Turn this hex nut in small increments to fine tune the clamping pres- sure as needed. -18- Model G0844 (Mfd. Since 2/18)

  • Page 21: Adjusting Tool Rest

    Loosen tool rest lock handle (see Figure 14). is properly positioned to cut at the correct angle for tool and operation type. Position tool rest in desired location. Retighten tool rest lock handle to secure tool rest in position. -19- Model G0844 (Mfd. Since 2/18)

  • Page 22: Installing/Removing Headstock Center

    Figure 15. Example of installing center in headstock spindle. Make sure center is securely installed by attempting to pull it out by hand. A properly installed center will not pull out easily. -20- Model G0844 (Mfd. Since 2/18)

  • Page 23: Installing/Removing Tailstock Center

    Figure 17. Make sure center is securely installed by attempting to pull it out by hand—a properly installed center will not pull out easily. Secure quill in place by retightening quill-lock handle. -21- Model G0844 (Mfd. Since 2/18)

  • Page 24: Installing Faceplate

    Otherwise personal injury or property dam- Faceplate age could result. 1 of 2 Figure 18. Removing faceplate. -22- Model G0844 (Mfd. Since 2/18)

  • Page 25: Adjusting Spindle Speeds

    Work- Cutting Cover piece Opened Under 2" 1520 3000 3000 2–4" 1600 2480 4–6" 1080 1650 6–8" 1240 8–10" 1000 10–12" 12–14" Figure 22. Location of side, front access covers. Figure 20. Speed recommendations. -23- Model G0844 (Mfd. Since 2/18)

  • Page 26: Indexing

    Pulley Deflection ⁄ " Pulley Figure 24. Testing for ⁄ " belt deflection. After verifying belt tension is correct, re-install side access cover and close front access cover. -24- Model G0844 (Mfd. Since 2/18)

  • Page 27: Spindle Turning

    If your workpiece is over 2" x 2", cut corners Drill Bit ⁄ " ............1 off workpiece lengthwise to make turning Tablesaw/Bandsaw ..........1 safer and easier (see Figure 28). Corners Workpiece Removed Center Figure 28. Corners of workpiece removed. -25- Model G0844 (Mfd. Since 2/18)
  • Page 28 Use good judgment and care, other- wise serious personal injury could result from the workpiece being ejected at high speeds. 11. Properly adjust tool rest to workpiece (see Adjusting Tool Rest on Page 19). -26- Model G0844 (Mfd. Since 2/18)

  • Page 29: Faceplate Turning

    (refer to Installing Faceplate on Page 22). — If wood screws cannot be placed in workpiece, faceplate can be mounted to a backing block attached to workpiece (see Mounting Workpiece on Backing Block). -27- Model G0844 (Mfd. Since 2/18)

  • Page 30: Sanding/Finishing

    Mounting Follow under ing workpiece and may Workpiece on Faceplate (see Page 27) to cause serious injury. attach backing block to faceplate. Never wrap sandpa- per or finishing materi- Workpiece als completely around workpiece. -28- Model G0844 (Mfd. Since 2/18)

  • Page 31: Selecting Turning Tools

    The Swan Neck Hollowing Tool shown on Page 30 is a good example of a speciality tool. Figure 35. Example of a skew chisel. -29- Model G0844 (Mfd. Since 2/18)

  • Page 32: Section 5: Accessories

    " serious personal injury or machine damage. Round Scraper. Overall lengths are 16" to 19". To reduce this risk, only install accessories recommended for this machine by Grizzly. NOTICE Refer to our website or latest catalog for additional recommended accessories.

  • Page 33: Section 6: Maintenance

    Monthly white lithium grease to the outside of the quill. DO • Belt tension, damage, or wear. NOT allow any oil or grease to get on the inside mating surfaces of the quill. -31- Model G0844 (Mfd. Since 2/18)

  • Page 34: Section 7: Service

    6. Workpiece/faceplate at fault. 6. Center workpiece in chuck/faceplate; reduce RPM; replace defective chuck. 7. Motor mount loose/broken. 7. Tighten/replace. 8. Motor bearings at fault. 8. Test by rotating shaft; rotational grinding/loose shaft requires bearing replacement. -32- Model G0844 (Mfd. Since 2/18)
  • Page 35 Replace/repair as necessary. incorrect. 2. Variable-speed potentiometer at fault. 2. Test/replace if at fault. 3. DRO speed sensor at fault. 3. Test/replace if at fault. 4. Circuit board at fault. 4. Inspect/replace if at fault. -33- Model G0844 (Mfd. Since 2/18)

  • Page 36: Tensioning & Replacing Belt

    If tension cannot be achieved replace belt. Figure 43. Spindle handwheel and end cover removed from headstock. Move belt around pulley and spindle, then remove belt through upper opening. -34- Model G0844 (Mfd. Since 2/18)

  • Page 37: Aligning Pulleys

    Figure 45. Location of spindle pulley and set screws. Slide spindle pulley into alignment with motor pulley. Note: When pulleys are properly aligned, there should be no unusual or pulsing sounds coming from the belt. Tighten set screws. -35- Model G0844 (Mfd. Since 2/18)

  • Page 38: Replacing Brushes

    " You can order a new brush kit (two brush assem- in length, replace both brushes. blies) from Grizzly. The part number for the brush kit is P0844084-1. Insert new brush assemblies, positioning them to slide into slots in motor sockets.

  • Page 39: Replacing Fuse

    To replace fuse: Figure 48. Location of fuse holder and fuse. DISCONNECT MACHINE FROM POWER! Insert new fuse. Rotate end of fuse holder (see Figure 48) on Re-install fuse holder. electrical box counterclockwise, then remove fuse. -37- Model G0844 (Mfd. Since 2/18)

  • Page 40: Section 8: Wiring

    Technical Support at (570) 546-9663. The photos and diagrams included in this section are best viewed in color. You can view these pages in color at www.grizzly.com. -38- Model G0844 (Mfd. Since 2/18)

  • Page 41: Electrical Components

    Digital RPM Display Rectifier 250VAC A1218 FUSE Neutral 3 2 1 To Motor To Spindle To Power Speed Sensor Ground 5-15 Plug 110 VAC Motor 110V Spindle Speed Sensor READ ELECTRICAL SAFETY -39- Model G0844 (Mfd. Since 2/18) ON PAGE 38!

  • Page 42: Section 9: Parts

    SECTION 9: PARTS We do our best to stock replacement parts when possible, but we cannot guarantee that all parts shown are available for purchase. Call (800) 523-4777 or visit www.grizzly.com/parts to check for availability. Main 8 12 41 43...
  • Page 43 P0844044 HANDWHEEL HANDLE SCREW M6-1 X 10 P0844098 HEADSTOCK REAR PLATE P0844045 FLAT WASHER 8MM P0844099 FLAT WASHER 5MM P0844046 HANDWHEEL HANDLE P0844100 INT TOOTH WASHER 16MM P0844047 SET SCREW M8-1.25 X 12 CONE-PT P0844101 SPINDLE SPEED SENSOR PLUG -41- Model G0844 (Mfd. Since 2/18)

  • Page 44: Labels & Cosmetics

    Safety labels help reduce the risk of serious injury caused by machine hazards. If any label comes off or becomes unreadable, the owner of this machine MUST replace it in the original location before resuming operations. For replacements, contact (800) 523-4777 or www.grizzly.com. -42-...
  • Page 45 Would you recommend Grizzly Industrial to a friend? _____ Yes _____No Would you allow us to use your name as a reference for Grizzly customers in your area? Note: We never use names more than 3 times. _____ Yes _____No 10.
  • Page 46 FOLD ALONG DOTTED LINE Place Stamp Here GRIZZLY INDUSTRIAL, INC. P.O. BOX 2069 BELLINGHAM, WA 98227-2069 FOLD ALONG DOTTED LINE Send a Grizzly Catalog to a friend: Name_______________________________ Street_______________________________ City______________State______Zip______ TAPE ALONG EDGES--PLEASE DO NOT STAPLE...

  • Page 47: Warranty & Returns

    WARRANTY & RETURNS Grizzly Industrial, Inc. warrants every product it sells for a period of 1 year to the original purchaser from the date of purchase. This warranty does not apply to defects due directly or indirectly to misuse, abuse, negligence, accidents, repairs or alterations or lack of maintenance.

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