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12" DISC SANDER
MODEL G7297
INSTRUCTION MANUAL
COPYRIGHT © JUNE, 2003 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.
PRINTED IN CHINA
ONLINE MANUAL DISCLAIMER
THE INFORMATION IN THIS MANUAL REPRESENTS THE CONFIGURATION OF THE MACHINE AS IT IS CURRENTLY BEING SHIPPED. THE MACHINE
CONFIGURATION CAN CHANGE AS PRODUCT IMPROVEMENTS ARE INCORPORATED. IF YOU OWN AN EARLIER VERSION OF THE MAC
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WARNING Some dust created by power sanding, sawing, grind- ing, drilling, and other construction activities contains chemicals known to the State of California to cause cancer, birth defects or other reproductive harm. Some examples of these chemicals are: • Lead from lead-based paints. • Crystalline silica from bricks, cement, and other masonry products. • Arsenic and chromium from chemically treated lumber. Your risk from these exposures varies, depending on how often you do this type of
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TABLE OF CONTENTS SECTION 1: SAFETY ..............................................................................................2 Safety Instructions for Power Tools ....................................................................2 Additional Safety Instructions for Sanders ..........................................................4 SECTION 2: INTRODUCTION ..................................................................................5 SECTION 3: CIRCUIT REQUIREMENTS ...................
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SECTION 1: SAFETY For Your Own Safety Read Instruction Manual Before Operating This Equipment The purpose of safety symbols is to attract your attention to possible hazardous conditions. This manual uses a series of symbols and signal words which are intended to convey the level of importance of the safety messages. The progression of symbols is described below. Remember that safety messages by themselves do not eliminate danger and are not a substitute for proper accident prevention measures. I
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Safety Instructions for Power Tools 9. USE PROPER EXTENSION CORD. Make 15. USE RECOMMENDED ACCESSORIES. sure your extension cord is in good condi- Consult the owner’s manual for recom- tion. Conductor size should be in accor- mended accessories. The use of improper dance with the chart below. The amperage accessories may cause risk of injury. rating should be listed on the motor or tool nameplate. An undersized cord will cause 16. REDUCE THE RISK OF UNINTENTION- a drop in line voltage resulting
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Additional Safety Instructions for Sanders 1. BE AWARE OF DISC ROTATION when 7. DO NOT OPERATE SANDER with a dam- sanding. aged or badly worn disc or belt. 2. KEEP FINGERTIPS AWAY from the mov- 8. WHEN DISC SANDING, feed material into ing disc. Serious injury could result if skin the portion of the disc spinning down contacts abrasives or moving parts. toward the table. 3. NEVER USE EXCESSIVE FORCE when 9. TIE BACK LONG HAIR and remove any sanding. Doing this greatly increases the loose-fitting
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SECTION 2: INTRODUCTION If you have any comments regarding this manual, please write to us at the address below: Read the manual before Grizzly Industrial, Inc. assembly and operation. C /O Technical Documentation Serious personal injury P.O. Box 2069 may result if safety or Bellingham, WA 98227-2069 operational information is not understood or fol- Most importantly, we stand behind our machines. lowed. If you have any service questions or parts requests, please call or write us at the locatio
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SECTION 3: CIRCUIT REQUIREMENTS Circuit Breaker Requirements 110 Volt Operation We recommend that you dedicate a circuit to your machine. Use the following guideline when choosing a circuit breaker (circuit breakers rated Amperage Draw any higher are not adequate to protect the cir- The Model G7297 Disc Sander motor is wired to cuit): operate at 110V and will draw the following load: Recommended Circuit Breaker ..............15 Amp Motor Load............................................10 Amps Yo
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Grounding Extension Cords In the event of an electrical short, grounding 110V Operation reduces the risk of electric shock by providing a If you find it necessary to use an extension cord path of least resistance to disperse electric cur- at 110V: rent. This tool is equipped with a power cord that has an equipment-grounding prong. The outlet • Make sure the cord is rated Standard Service must be properly installed and grounded in accor- (grade S) or better. dance with all local codes and ordina
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SECTION 4: IDENTIFICATION 2 1 3 4 8 6 7 5 The following is a list of controls and components on the Model G7297 Disc Sander. Please take time to become familiar with each item and its location. These items will be used throughout the manual and know- ing them is essential to understanding the instructions and terminology used in this manual. 1. Aluminum Disc (Sanding Disc Attached) 2. Disc Guard 3. Motor 4. ON/OFF Switch 5. Base 6. Dust Port (Opening Not Visible) 7. Miter Gauge 8. Work Table -8
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SECTION 5: SET UP Unpacking G7297 Inventory • Motor and Disc Assembly ..........................1 The machine is shipped from the manufacturer in •Miter Gauge................................................1 a carefully packed cardboard box. If you discover • 12" PSA Sanding Disc................................1 the machine is damaged after you’ve signed for • Manual........................................................1 delivery, and the truck and driver are gone, you will need to file a frei
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Lighting And Outlets Site Considerations Lighting should be bright enough to eliminate shadow and prevent eye strain. Electrical circuits should be dedicated or large enough to handle Weight Load the amperage draw. Outlets should be located The Model G7297 Disc Sander is a small weight near each machine so power or extension cords load with a small footprint. Most shop floors and are clear of high-traffic areas. Observe local elec- workbenches should be sufficient to carry the trical codes for p
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SECTION 6: ADJUSTMENTS General Table Tilt This section will cover the basic adjustment When the table tilt is set to 0˚, the table should be instructions needed to begin operation. Complete adjusted perpendicular to the sanding disc face. the adjustments provided in this manual and then read the remaining portion of the manual before To adjust table tilt: attempting any type of operation. 1. Using a try square or machinist’s square, set Your safety is important! Please follow the one edge on th
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Miter Gauge Attaching Sandpaper The Model G7297 Disc Sander accepts 12" diam- The miter gauge needs to be adjusted perpendic- eter cloth or paper-backed PSA sanding discs. ular to the face of the wheel when it is mounted in These are available in a variety of grits. See the the table slot. current Grizzly catalog for prices and ordering information. To adjust miter gauge: The sanding disc sticks to the surface of the cast 1. Use a try square or machinist’s square with iron disc, using the pressu
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3. Position the exposed adhesive on the upper Aligning Table half of the disc that extends above the table. Once it is positioned evenly across the disc, press the adhesive onto the surface. The table must be aligned to the face of the sand- ing disc so that the sandpaper does not rub 4. Now rotate the disc so the lower half is now against the table. above the table. To align the table: 5. Bend the paper back and remove the remaining half of the protective layer (Figure 1. Loosen the screws tha
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SECTION 7: OPERATIONS Disc Sanding General This section will cover basic disc sanding opera- To perform sanding operations: tions. Please read the remaining portion of the manual before attempting any type of operation. 1. Set the angle of the table relative to the sanding disc. The angle can be set with the Your safety is important! Please follow the angle gauge on the disc sander or with a pro- warnings below during this entire section: tractor for greater accuracy. 2. When a 90˚ horizontal a
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Miter Sanding Angle Sanding The most efficient way to get a perfect miter is to To perform angle sanding operations: cut the workpiece slightly long and sand it to the desired dimension. Miter sanding can be done 1. Loosen the handles securing the table. easily with the miter gauge: 2. Use the angle gauge to acheive the desired To perform miter sanding operations: table angle and tighten the handles. Note— The disc table can be positioned from -15˚ to 1. Loosen the knob on the miter gauge and 3
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SECTION 8: MAINTENANCE Maintenance Safety Schedule Your safety is important! Please follow the Following a maintainance schedule ensures that warnings below during this entire section: your machine is safe and performs accurately. Check the following items before you use the disc sander: Serious personal injury could occur if you con- • Loose mounting bolts. nect your machine to the power source during the • Worn loose, or damaged sanding maintenance process. disc. DO NOT connect the machine to
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SECTION 9: REFERENCE INFO General Aftermarket Accessories This section contains the following subsections for the Model G7297 Disc Sander: aftermarket The following aftermarket accessories can be accessories, data sheets, wiring diagrams, parts ordered from the Grizzly Catalog by calling (800) diagrams and list, troubleshooting, and 523-4777, or by visiting www.grizzly.com. warranty/return information. 12" PSA Sanding Discs If you need parts or help in assembling your machine, or if you need ope
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TROUBLESHOOTING GUIDE SYMPTOM POSSIBLE CAUSE CORRECTIVE ACTION Motor will not start; 1. No voltage. 1. Check for tripped fuse or breaker. fuses or circuit break- 2. Incorrect fuses or circuit 2. Install correct fuses or circuit breakers. ers blow. breakers in power line. 3. Bad wiring in motor, or 3. Inspect all connections on motor for faulty start capacitor. loose or shorted terminals, replace start capacitor. 4. Short circuit in line cord or 4. Inspect cord or plug for damaged insu- plug. la
