Grizzly G0775 Owner's Manual
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Grizzly G0775 Owner's Manual

Grizzly G0775 Owner's Manual

20" heavy-duty disc sander
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MODEL G0775
20" HEAVY-DUTY
DISC SANDER
OWNER'S MANUAL
(For models manufactured since 11/14)
COPYRIGHT © JANUARY, 2015 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.
#BLMN17030 PRINTED IN TAIWAN
V1.01.15

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Summary of Contents for Grizzly G0775

  • Page 1 (For models manufactured since 11/14) COPYRIGHT © JANUARY, 2015 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. #BLMN17030 PRINTED IN TAIWAN V1.01.15...
  • 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 6: MAINTENANCE ......23 Machine Description ........2 Schedule ............23 Contact Info............ 2 Cleaning & Protecting ........23 Manual Accuracy ........... 2 SECTION 7: SERVICE ........24 Identification ........... 3 Troubleshooting ........... 24 Machine Data Sheet ........

  • Page 4: Introduction

    Machine Description Manual Accuracy We are proud to provide a high-quality owner’s The Model G0775 features a 2 HP, 220V, 1720 manual with your new machine! RPM motor equipped with a built-in motor brake for quickly stopping the 20" diameter sanding We made every effort to be exact with the instruc- disc, and a pedestal-mounted magnetic switch.

  • Page 5: Identification

    Table Tilt Lock Handle 45° Stop Knob (1 of 2) for Table Tilt 90° Stop Screw for Table Tilt Cabinet Door Figure 1. Model G0775 identification. To reduce your risk of serious injury, read this entire manual BEFORE using machine.

  • Page 6: Machine Data Sheet

    MACHINE DATA SHEET Customer Service #: (570) 546-9663 · To Order Call: (800) 523-4777 · Fax #: (800) 438-5901 MODEL G0775 20" HEAVY-DUTY DISC SANDER Product Dimensions: Weight................................290 lbs. Width (side-to-side) x Depth (front-to-back) x Height............... 25 x 28-1/2 x 51-1/4 in.
  • Page 7 The information contained herein is deemed accurate as of 1/29/2015 and represents our most recent product specifications. Model G0775 PAGE 2 OF 2 Due to our ongoing improvement efforts, this information may not accurately describe items previously purchased. Model G0775 (Mfd. Since 11/14)

  • Page 8: 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 G0775 (Mfd. Since 11/14)
  • Page 9 Contact our debris. Make sure they are properly installed, Technical Support at (570) 546-9663. undamaged, and working correctly. Model G0775 (Mfd. Since 11/14)

  • Page 10: Additional Safety For Disc Sanders

    Minimize this risk by adjusting which decreases risk of long-term respiratory dam- ⁄ ” away from sandpaper. table no more than age, but it is not a substitute for using a respirator. Model G0775 (Mfd. Since 11/14)

  • Page 11: Section 2: Power Supply

    To reduce the risk of these hazards, avoid over- loading the machine during operation and make sure it is connected to a power supply circuit that meets the specified circuit requirements. Model G0775 (Mfd. Since 11/14)
  • Page 12 Minimum Gauge Size ......14 AWG comply with all local codes and ordinances. Maximum Length (Shorter is Better)..50 ft. -10- Model G0775 (Mfd. Since 11/14)

  • Page 13: Section 3: Setup

    Disposable Shop Rags • Forklift • Dust Collection System • Dust Hose 4" • Hose Clamps 4" SUFFOCATION HAZARD! Keep children and pets away from plastic bags or packing materials shipped with this machine. Discard immediately. -11- Model G0775 (Mfd. Since 11/14)

  • Page 14: Inventory

    If you cannot find an item on this list, care- fully check around/inside the machine and packaging materials. Often, these items get lost in packaging materials while unpack- ing or they are pre-installed at the factory. Figure 3. Model G0775 inventory. -12- Model G0775 (Mfd. Since 11/14)

  • Page 15: Cleanup

    Figure 4. T23692 Orange Power Degreaser. off the rest with the rag. Repeat Steps 2–3 as necessary until clean, then coat all unpainted surfaces with a quality metal protectant to prevent rust. -13- Model G0775 (Mfd. Since 11/14)

  • Page 16: Site Considerations

    Only install in an Shadows, glare, or strobe effects that may distract access restricted location. or impede the operator must be eliminated. 30" Minimum " 25" Figure 5. Minimum working clearances. -14- Model G0775 (Mfd. Since 11/14)

  • Page 17: Anchoring To Floor

    MUST follow the anchoring methodology specified by the code. Lag Screw Flat Washer Machine Base Lag Shield Anchor Concrete Drilled Hole Figure 6. Popular method for anchoring machinery to a concrete floor. -15- Model G0775 (Mfd. Since 11/14)

  • Page 18: Dust Collection

    OFF. Tug hose to make sure it does not come off. The motor should run smoothly and without Note: A tight fit is necessary for proper per- unusual problems or noises. formance. -16- Model G0775 (Mfd. Since 11/14)

  • 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 G0775 (Mfd. Since 11/14)

  • Page 20: Attaching Sandpaper

    Attaching Sandpaper Disc Sanding The Model G0775 sander accepts 20" diameter The Model G0775 uses a dual-axis miter slot PSA (pressure-sensitive adhesive) sanding discs. design for increased versatility of workpiece con- These are available in a variety of grits. The sand- trol.
  • Page 21 Figure 11. Example of X-axis sanding. sanding disc to the center and do not use exces- sive pressure. Figure 12. Example of angle sanding. -19- Model G0775 (Mfd. Since 11/14)

  • Page 22: Section 5: Accessories

    ⁄ " X 1 ⁄ " X 8 ⁄ " ........W1306 recommended for this machine by Grizzly. 2" X 2" X 12"..........W1307 NOTICE Refer to our website or latest catalog for additional recommended accessories. 20" PSA Sanding Discs Model &...
  • Page 23 H7196—Bifocal Safety Glasses 2.5 at a time. T20502 H4978 T20446 T20452 H4979 T20503 T20451 H7194 Figure 18. Assortment of basic eye protection. Figure 20. Hearing protection assortment. www.grizzly.com 1-800-523-4777 order online at or call -21- Model G0775 (Mfd. Since 11/14)
  • Page 24 2 cubic foot bag, and 30 micron filter. Motor is 1HP, 120V/240V, 7A/3.5A. Model G0710 Figure 21. D2057A Shop Fox Mobile Base. Model G1163P Figure 22. Point-of-use dust collectors. www.grizzly.com 1-800-523-4777 order online at or call -22- Model G0775 (Mfd. Since 11/14)

  • Page 25: Section 6: Maintenance

    To reduce risk of shock or accidental startup, always disconnect machine from power before adjustments, Cleaning the Model G0775 is relatively easy. maintenance, or service. Vacuum excess wood chips and sawdust, and wipe off the remaining dust with a dry cloth. If any...

  • Page 26: Section 7: Service

    10. Centrifugal switch is at fault. 10. Replace. Motor takes longer 1. Motor brake components at fault. 1. Replace motor brake components. Call Tech than 4 seconds to Support if you need assistance. stop sanding disc. -24- Model G0775 (Mfd. Since 11/14)
  • Page 27 6. Reduce sanding depth or install coarser sandpaper. Abrasive rubs off 1. Sandpaper has been stored in an incorrect 1. Replace; store sandpaper away from extremely dry, the disc easily. environment. hot, or damp conditions. -25- Model G0775 (Mfd. Since 11/14)

  • Page 28: Calibrating Miter Gauge

    ON until you have verified that it does not on 90˚, and retighten screw. touch the table at any point in its rotation! Recheck miter scale accuracy with square. — If sandpaper touches table at any point, re-adjust table parallelism. Re-install guard. -26- Model G0775 (Mfd. Since 11/14)
  • Page 29 Hex Nut Screw Figure 26. Squaring table. Loosen lock handles, then adjust 90° stop screw (see Figure 26) until table angle is perfectly perpendicular to disc. Tighten lock handles while holding table in place. -27- Model G0775 (Mfd. Since 11/14)

  • Page 30: 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. -28- Model G0775 (Mfd. Since 11/14)

  • Page 31: Electrical Components

    Electrical Components Figure 29. Start capacitor. Capacitor Figure 28. Magnetic switch. Motor Brake Ballast Figure 30. Motor junction box components. READ ELECTRICAL SAFETY -29- Model G0775 (Mfd. Since 11/14) ON PAGE 28!

  • Page 32: Wiring Diagram

    OL Relay NHD NTH-11 S Capacitor 150MFD 250VAC Motor Brake R Capacitor Rectifier 30MFD 350VAC Ballast 220V Motor Ground 220 VAC 6-15 Plug READ ELECTRICAL SAFETY -30- Model G0775 (Mfd. Since 11/14) ON PAGE 28!

  • Page 33: Section 9: Parts

    Please Note: We do our best to stock replacement parts whenever possible, but we cannot guarantee that all parts shown here are available for purchase. Call (800) 523-4777 or visit our online parts store at www.grizzly.com to check for availability.
  • Page 34 DOOR P0775014 PLASTIC CAP 50 X 25MM P0775047 FLAT WASHER 30 X 65MM RUBBER P0775015 MAG SWITCH ASSY NHD MS1-09D P0775048 FLAT WASHER #10 15-1 P0775015-1 CONTACTOR NHD C-09D P0775049 EXT TOOTH WASHER 5MM -32- Model G0775 (Mfd. Since 11/14)

  • Page 35: Labels And 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. -33-...
  • Page 37 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 38 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 39: 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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