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BELT/DISC SANDER
MODEL G3105
INSTRUCTION MANUAL
COPYRIGHT © 1991 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.
REVISED APRIL, 1999. PRINTED IN U.S.A.
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Table Of Contents PAGE 1. SAFETY SAFETY RULES FOR ALL TOOLS ......................................................................2-3 ADDITIONAL SAFETY INSTRUCTIONS FOR SANDERS ......................................4 2. CIRCUIT REQUIREMENTS 110V OPERATION ....................................................................................................5 FUSING ....................................................................................................................5 EXTENSION CORDS .
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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 substi- tute for proper accident prevention measures.
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Safety Instructions For Power Tools 9. USE PROPER EXTENSION CORD. Make 13. DON’T OVERREACH. Keep proper foot- sure your extension cord is in good condi- ing and balance at all times. tion. Conductor size should be in accor- dance with the chart below. The amperage 14. MAINTAIN TOOLS WITH CARE. Keep rating should be listed on the motor or tool tools sharp and clean for best and safest nameplate. An undersized cord will cause a performance. Follow instructions for lubri- drop in line voltage resul
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Additional Safety Instructions For Sanders 1. BE AWARE OF BELT or disc rotation when 6. IF THERE IS ANY doubt as to the stability sanding. or integrity of the material to be sanded, don’t sand it. 2. KEEP FINGERTIPS AWAY from the mov- ing belt or disc. Serious injury could result if 7. DO NOT OPERATE SANDER with a dam- skin contacts abrasives or moving parts. aged or badly worn disc or belt. 3. NEVER USE EXCESSIVE FORCE when 8. WHEN DISC SANDING, feed material into sanding. Doing this greatly in
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SECTION 2: CIRCUIT REQUIREMENTS 110V Operation Grounding The Model G3105 is wired for 110/120V, single In the event of an electrical short, grounding 1 reduces the risk of electric shock by providing a phase operation only. The ⁄2 HP motor will safely path of least resistance to disperse electric cur- draw 3 amps at 110V. If you operate this sander rent. This tool is equipped with a power cord hav- on any circuit that is already close to its capacity, ing an equipment-grounding conductor. See it
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SECTION 3: INTRODUCTION Most importantly, we stand behind our machines. Commentary If you have any service questions or parts requests, please call or write us at the location listed below. We are proud to offer the Grizzly Model G3105 Grizzly Industrial, Inc. Combination Belt and Disc Sander. The Model 1203 Lycoming Mall Circle G3105 is part of a growing Grizzly family of fine Muncy, PA 17756 woodworking machinery. When used according Phone: (570) 546-9663 to the guidelines set forth in this m
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Unpacking Parts Inventory This Combination Sander is shipped from the After all the parts have been removed from the manufacturer in a carefully packed carton. If you carton, you should have: discover the machine is damaged after you’ve • Sanding Unit signed for delivery, and the truck and driver are • Belt Guard gone, you will need to file a freight claim with the • Disc Table Bracket carrier. Save the containers and all packing • Disc Table materials for possible inspection by the carrier or •
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Clean Up Site Consideration Unpainted machine surfaces may be coated with BENCH LOAD a waxy oil to protect it from corrosion during ship- Your G3105 Combination Sander represents a ment. Remove this protective coating with a sol- relatively large weight load in a small footprint. Be vent cleaner or citrus-based degreaser. Avoid sure that your workbench is adequately rein- chlorine-based solvents as they may damage forced to support the weight of the sander. painted surfaces should they come in
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SECTION 4: ASSEMBLY Before beginning the assembly process, we rec- Overview ommend you become familiar with the Model G3105 Combination Sander’s parts and controls. See Figure 2 below, as well as the Parts Diagram at the end of the manual for details. Most of your G3105 Belt and Disc Sander has been assembled at the factory. The few pieces that remain should go together quickly and easi- ly. Only a few common tools are required to assemble your Combination Sander. Specifically, All die-cut metal
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Belt Table Outside Belt Guard 3 3 3 Use the /8" - 16 x /4" cap screw and /8" washer Using two of the knobs provided, mount the out- to secure the table to the inner belt guard. The side belt guard to the cast-iron, inner belt guard. slotted bracket is provided to enable maximum See Figure 3. adjustment. See Figure 4. Use a machinist’s square to set the table to 90˚ to the face of the sanding belt. The table can also be tilted down an additional 45˚. Simply loosen the cap screw and adjust to the
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Disc Table Bracket Disc Table The disc table bracket mounts to the left side of 1. Unscrew the table trunnion guide screws the sanding unit, below the disc. Use the two hex from the disc table bracket. bolts and washers provided. Tighten securely. See Figure 5. 2. Mount the disc table to the bracket with two of the knobs and washers provided. 3. Reinstall the table trunnion guide screws into the disc table bracket so that they fit into the slots in the table trunnions. 4. Loosen the knobs to ad
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SECTION 5: Adjustments 3. With the machine running, adjust the track- A ing so the belt stays on the middle of the wheel. B 4. Turn off the machine. 5. While holding the adjusting bolt in the prop- er position, tighten the locknut without changing the adjustment. C Belt Platen Figure 7. Adjustments for tension and tracking. Belt Tension The belt platen should be adjusted so the belt just touches it. Loosen the two hex bolts and position the platen so it barely touches the belt. Tighten the two h
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SECTION 6: Operations Test-Run General Sanding Before you put your Combination Sander into For general wood sanding, position and secure use, give it a quick inspection. Before inspecting, table, turn the machine on, and slowly feed your ensure that the machine is switched off and dis- workpiece into the belt or disc. For disc sanding, connected from its power source. note the direction of the disc’s rotation and be sure to feed your workpiece into the disc’s down- 1. Are all fasteners tight? wa
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Disc Sanding NOTICE When grinding or polishing metal, the use of a metal abrasive is recommended. The Disc sanding is well suited for finishing small flat use of a grease stick may also be neces- surfaces and curved edges. The down (right) sary when grinding soft metals such as alu- side of the disc is the working area. The disc minum or brass. moves fastest and removes the most material at the outer edge. A miter gauge that fits in the slot in the table is provided. Use it to secure the work- p
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SECTION 7: MAINTENANCE Belts and Discs General Make a habit of inspecting your sander each time The Sanding Disc accepts 6" diameter cloth or you use it. Check for the following conditions and paper backed sanding discs. The belt sander repair or replace when necessary. requires a 1" x 42" sanding belt. For disc or belt sanding, we recommend a 100 grit (medium) 1. Loose mounting bolts. material for general purpose sanding, a 60 grit (coarse) material for rough work, and a 150 grit 2. Worn switch
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SECTION 8: CLOSURE We recommend you keep a copy of our current The following pages contain general machine catalog for complete information regarding data, parts diagrams/lists, troubleshooting guide Grizzly's warranty and return policy. If you need and Warranty/Return information for your Model additional technical information relating to this G3105 Combination Sander. machine, or if you need general assistance or replacement parts, please contact the Service If you need parts or help in assemb
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MACHINE DATA SHEET Customer Service #: (570) 326-3806 • To Order Call: (800) 523-4777 • Fax #: (800) 438-5901 GRIZZLY MODEL G3105 BELT/DISC SANDER Design Type.................................................................................................... Bench Model Overall Dimensions and Specifications: 3 Height ....................................................................................................................22 ⁄8" Width ...................................................
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B & T CAPACITORS DIAGRAMS & PARTS LISTS G3105 MOTOR 65 42 43 4 40 44 3 2 27 10 57 1 7 58 3 44 6 47 71 48 12 9 19 45 4 8 13 11 15 14 64 57 46 55 16 17 57 18 55 REF PART DESCRIPTION REF PART DESCRIPTION 1 P3105001 ROTOR 19 G1445 6" 60-GRIT DISC (3) PACK 2 P3105002 STATOR 20 P3105020 BELT HOUSING 3 P6202 BALL BEARING 6202 21 P3105021 STOP BRACKET 4 P3105004 MOTOR END BELL 22 P3105022 DRIVE WHEEL 6 P3105006 CAPACITOR 23 P3105023 WHEEL FLANGE 1 7 P3105007 CAPACITOR CLIP 24 PN06 HEX NUT /2" - 12 8
