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Grizzly T28959 Owner's Manual

Electric chainsaw sharpener
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MODEL T28959
ELECTRIC CHAINSAW
SHARPENER
OWNER'S MANUAL
(For models manufactured since 02/19)
COPYRIGHT © MARCH, 2019 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.
#AL20250 PRINTED IN CHINA
V1.03.19

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Summary of Contents for Grizzly T28959

  • Page 1 (For models manufactured since 02/19) COPYRIGHT © MARCH, 2019 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. #AL20250 PRINTED IN CHINA V1.03.19...
  • 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 Contact Info ..........................2 Manual Accuracy ........................2 Identification ..........................3 Controls & Components ......................4 Chainsaw Terminology ....................... 5 Machine Data Sheet ........................7 SECTION 1: SAFETY ........................8 Safety Instructions for Machinery ....................8 Additional Safety for Chainsaw Sharpeners ................

  • 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 T28959 (Mfd. Since 2/19)

  • Page 5: Identification

    Guard Depth Stop Knob Wheel Shield Grinding Wheel Chain Clamp Lever Depth Stop Chain Holder Assembly Chain Holder Base Angle Knob To reduce your risk of serious injury, read this entire manual BEFORE using machine. Model T28959 (Mfd. Since 2/19)

  • Page 6: Controls & Components

    C. Advancement Guide: Helps guide chain to next sharpening position. D. Chain Holder Angle Knob: Loosen to change angle of chain holder assembly. Tighten to lock angle in position. E. Chain Clamp Lever: Tightens clamp plates. Model T28959 (Mfd. Since 2/19)

  • Page 7: Chainsaw Terminology

    2 is known as the chain pitch (see Figure 4). Top Plate Top Plate Leading Edge Chain Pitch Side Plate = This Distance/2 (Top View) (Side View) Figure 6. Cutter link top plate. Figure 4. Chain pitch. Model T28959 (Mfd. Since 2/19)
  • Page 8 (see Figure 8). Clearance allows the cutter link to pivot up into the wood and then down again. Clearance Figure 8. Clearance. Model T28959 (Mfd. Since 2/19)

  • Page 9: Machine Data Sheet

    Wheel Dimensions ......................4-1/4 in. Dia. x 3/16 in. Thick Wheel Speed ..............................5000 RPM Wheel Bore Max. Diameter .............................7/8 in. Max. Wheel Diameter ............................4-1/4 in. Max. Wheel Thickness ............................3/16 in. Model T28959 (Mfd. Since 2/19) Model T28959 Page 1 of 2...

  • Page 10: Section 1: Safety

    Never operate under the influence of drugs or injury or blindness from flying particles. Everyday alcohol, when tired, or when distracted. eyeglasses are NOT approved safety glasses. Model T28959 (Mfd. Since 2/19)
  • Page 11 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 T28959 (Mfd. Since 2/19)

  • Page 12: Additional Safety For Chainsaw Sharpeners

    If normal safety pre- respect. Failure to do so could result in cautions are overlooked or ignored, seri- serious personal injury, damage to equip- ous personal injury may occur. ment, or poor work results. -10- Model T28959 (Mfd. Since 2/19)

  • Page 13: Section 2: Power Supply

    -11- Model T28959 (Mfd. Since 2/19)

  • Page 14: Extension Cords

    Below is a list of minimum gauge sizes needed for running this tool at different lengths: 1-15 Plug 25 Feet ............16AWG 50 Feet ............14AWG Neutral 100 Feet ..........12AWG Over 100 Feet ....Not Recommended Figure 10. Typical 1-15 plug and receptacle. -12- Model T28959 (Mfd. Since 2/19)

  • Page 15: Section 3: Setup

    Grizzly or the shipping agent. You MUST have the original pack- Box 1 (Figure 11) aging to file a freight claim.

  • Page 16: Site Considerations

    Lag Screw Lock entrances to the shop or disable start switch or power connection to prevent unsupervised use. Flat Washer Machine Base Workbench Figure 14. "Direct Mount" setup. -14- Model T28959 (Mfd. Since 2/19)

  • Page 17: Assembly

    Diameter of Mounting Hardware Needed .. ⁄ " To mount the sharpener: The Model T28959 is shipped partially assem- bled. Perform the following procedure to complete Place base flat on workbench, slide it back the assembly. until stop flanges (see Figure 15) hit front of the workbench.

  • Page 18: Test Run

    Clear all setup tools away from machine. Connect machine to power supply. Turn machine ON, verify motor operation, and then turn machine OFF. The motor should run smoothly and without unusual problems or noises. -16- Model T28959 (Mfd. Since 2/19)

  • 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 T28959 (Mfd. Since 2/19)

  • Page 20: How The Chain Cuts

    Always use the chain manufacturer's specifica- tions for the cutter specifications when sharpen- ing the chain. Chain Travel Figure 19. The self-feeding motion of the cutter link during a cutting operation. -18- Model T28959 (Mfd. Since 2/19)

  • Page 21: Grinding Wheel Selection

    The grinding wheel supplied with the Model the ring test (see Wheel Inspection & Ring T28959 is specific to this sharpener. Refer to the Test on the next page for detailed instruc- specifications below when purchasing replace- tions) before mounting the wheel onto the ments.

  • Page 22: Wheel Inspection & Ring Test

    Grinding Wheel Selection on Page 19). such as a wooden mallet. Perform Wheel Inspection & Ring Test. If wheel does not pass visual inspection or ring test, DO NOT use it! Figure 21. Tapping locations for a ring test. -20- Model T28959 (Mfd. Since 2/19)

  • Page 23: Adjusting Top Plate

    DO NOT overtighten! Replace wheel guard and tighten screws (see Figure 23). Figure 23. Grinding wheel and safety guard installed. -21- Model T28959 (Mfd. Since 2/19)

  • Page 24: Sharpening Operation

    In the following sharpening procedure, you adjust the sharpener settings to grind the correct angles for the chain, then sharpen each cutter link one at a time. Sharpen the right-hand cutters first and then sharpen the left-hand cutters. -22- Model T28959 (Mfd. Since 2/19)
  • Page 25 Adjusting Top Plate Leading Edge on Page 21. This setting determines top plate angle. -23- Model T28959 (Mfd. Since 2/19)
  • Page 26 11. Tighten clamp lever to firmly secure chain between chain holder clamp plates. Do not touch grinding wheel while it is spin- ning. Serious injuries to fingers and hands will occur. -24- Model T28959 (Mfd. Since 2/19)

  • Page 27: Adjusting Clamp Plate Pressure

    14–19 for remaining cutters on chain. Test clamping pressure of the plates with your chain. If necessary, repeat Steps 2–4 24. Follow manufacturer's recommendation to until clamping pressure meets your needs. clean and lubricate chain before re-installing. -25- Model T28959 (Mfd. Since 2/19)

  • Page 28: Section 5: Accessories

    T20452—“Kirova” Anti-Reflective S. Glasses serious personal injury or machine damage. T20456—"Dakura" Clear Safety Glasses T20456—DAKURA Safety Glasses, Black/Clear To reduce this risk, only install accessories recommended for this machine by Grizzly. T20502 T20452 NOTICE Refer to our website or latest catalog for additional recommended accessories.

  • Page 29: Section 6: Maintenance

    If any oil has built up, use a degreaser to remove it. Lubrication There are not any parts on model T28959 that require lubrication by the end user. The motor bearings were lubricated and perma- nently sealed at the factory and do not need any further attention unless they need replacement.

  • Page 30: Section 7: Service

    (see Page 19). 3. User placing grinding wheel against cutter 3. Raise the grinding wheel away from cutter as soon too long or too hard during sharpening as depth bolt hits depth stop. operation. -28- Model T28959 (Mfd. Since 2/19)

  • Page 31: 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. -29- Model T28959 (Mfd. Since 2/19)

  • Page 32: Wiring Diagram

    Always use the wiring diagram inside the motor junction box. Figure 35. Wiring. Figure 36. Circuit board. READ ELECTRICAL SAFETY -30- Model T28959 (Mfd. Since 2/19) ON PAGE 29!

  • Page 33: 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 27 28 42 43 53 54 BUY PARTS ONLINE AT GRIZZLY.COM!
  • Page 34 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. BUY PARTS ONLINE AT GRIZZLY.COM! -32- Model T28959 (Mfd.

  • Page 35: 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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