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COMBINATION SANDER
MODEL G1183/G1276
INSTRUCTION MANUAL
COPYRIGHT © 1989 BY GRIZZLY IMPORTS, INC.
WARNING: NO PORTION OF THIS MANUAL MAY BE REPRODUCED IN ANY SHAPE
OR FORM WITHOUT THE WRITTEN APPROVAL OF GRIZZLY IMPORTS, INC.
REVISED APRIL, 1999. PRINTED IN U.S.A.
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TABLE OF CONTENTS PAGE 1. SAFETY RULES SAFETY RULES FOR POWER TOOLS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-3 ADDITIONAL SAFETY INSTRUCTIONS FOR THE SANDER . . . . . . . . . . . . . . . . .4 2. CIRCUIT REQUIREMENTS 110/220V OPERATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5 GROUNDING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5 FUSING . . . . . . . . . . . .
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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 The Sander 1. Be aware of belt or disc rotation direction 6. Even if you have a reliable method of dust when sanding. collection, use a dust mask or respirator when sanding. Use eye and hearing pro- 2. Keep fingertips away from moving parts. tection as well. 3. Never use excessive force when sanding. 7. DO NOT sand material when you doubt its Doing so greatly increases the chance of stability or integrity. Inspect all materials personal injury, mechanical damag
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SECTION 2: CIRCUIT REQUIREMENTS 110/220V Operation Grounding The Model G1183/1276 is prewired for 110V, sin- In the event of an electrical short, grounding gle phase operation. Figure 1 depicts the typical reduces the risk of electric shock by providing a path of least resistance to disperse electric cur- grounded receptacle which should be used. This rent. This tool is equipped with a power cord hav- machine can be rewired to operate at 220V, how- ing an equipment-grounding conductor. See ever
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Wiring Diagram Extension Cords If you find it necessary to use an extension cord Your G1183/1276 machine comes pre-wired for with the Model G1183/1276, make sure the cord 110 volt operation. A wiring diagram is provided is rated Hard Service (grade S) or better. Refer to at the back of this manual should it be necessary the chart in the standard safety instructions to to repair or revise the wiring. Always utilize a qualified electrician when doing any electrical determine the minimum gauge for
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SECTION 3: GENERAL INFORMATION Most importantly, we stand behind our machines. Commentary We have an excellent service department at your disposal should the need arise. If you have any service questions or parts requests, please call or write to us at the location listed below. Grizzly Industrial, Inc. is proud to offer the Model G1183 6" x 48" – 12" Disc Combination Sander Grizzly Industrial, Inc. and its slower-speed version, the Model G1276. 1203 Lycoming Mall Circle This saw is a part of Gr
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Unpacking Piece Inventory The Combination Sander is shipped from the fac- With all the parts removed from the container, tory in a carefully packed carton. If you find the you should have components as listed below and machine to be damaged after you’ve signed for shown in Figure 3: delivery and the truck and driver are already gone, you will need to file a freight claim with the • Motor Body and Belt Assembly carrier. Save the containers and all packing mate- • Disc Table rials for inspection b
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Clean Up Site Considerations The unpainted surfaces are coated with a waxy BENCH LOAD oil to protect it from corrosion during shipment. The G1183/1276 Combination Sander repre- Remove this protective coating with a solvent sents a moderately large weight load in a small cleaner or citrus-based degreaser. Avoid chlo- footprint. Most commercial or home shop bench- rine-based solvents as they may damage painted es should be sufficient to carry the weight of the surfaces should they come in contact.
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SECTION 4: ASSEMBLY Assembly Basics Most of your Combination Sander has been assembled at the factory. There are several sim- ple steps to follow to complete the assembly. A few common tools will be required for assem- bly: Screwdrivers - medium and large straight ® ® blade or Phillips , Allen wrenches - 2mm, 3mm, 6mm and open end wrenches - 8mm and 10mm. Belt Table Figure 4. Attaching belt table. The belt table adjusts to allow you to sand your work at angles from -30° up to 45°. To make assem
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Disc Table Belt Lever The disc table adjusts to allow you to sand your The belt lever is used for releasing the tension on work at angles from -20° up to 45°. To install the the idler pulley for belt installation. To attach the disc table: belt lever: 1. Loosen the two star knobs at either end of 1. Thread the belt lever onto the loosen/tighten the disc table base until they reach the collar and secure with the checknut. See ends of their threaded rods. Figure 7. 2. Move the sliding rails and th
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SECTION 5: ADJUSTMENTS Proper adjustment of the Combination Sander is essential to ensure its optimum performance. The adjustments covered in this section are easily accomplished. Tables Tables should be square in both planes to exe- cute precise work. Procedures for accomplishing this are described below. 1. Adjust the miter gauge to 90°. You can use it as a reference point from which to make Figure 9. Squaring disc table. other adjustments. 2. Place the miter gauge in the table slot and, with
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6. Repeat this procedure with the 45° stop. You’ll need a known 45° angle, such as a Belt Platen speed square or the head of a combination square to check accuracy. The belt platen should be adjusted out far enough so it is flush with, or slightly higher than the upper roller. The rollers are slightly crowned, that is they are higher in the center than at the edges. This crowning helps the belt to stay centralized on the rollers. The adjustment of the platen to the roller should be done at the h
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Disc Guard Belt Arm Movement 1. Loosen the two screws (A and B) shown in The 6" x 48" Belt Arm can be locked at any angle Figure 12. These screws hold the guard in between horizontal and vertical for a variety of place. sanding applications. 2. Adjust the two vertically-aligned screws (C 1. Loosen the locking bolt as shown in Figure and D in Figure 12) so the guard is upright 13. and not touching the disc. The top screw moves the guard toward the disc and the bottom screw moves it away from the
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Belt Installation Belt Tracking The 6'' x 48'' sanding belt is easily installed. First Tracking adjustment is conducted as follows: remove the belt guard by loosening the four com- bination-head screws. Pull down on the spring 1. Insure that the upper roller is parallel to the loaded belt tensioning lever which lowers the platen (there is no adjustment for the lower upper roller and allows the belt to be slid off of the roller). This adjustment is easier to accom- two rollers. See Figure 14. pli
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5. With the straightedge along the edge which 9. Test the tracking by cycling the machine on is low, loosen the knurled locking nut and and off very quickly. See if the belt stays turn the tracking knob while watching the centered during this test cycle. If the belt gap change between the straight edge and doesn’t remain centered on the rollers, it the roller. Make small changes and check must be adjusted further. for a change in gap on the opposite side. 6. When the gap has been equalized betwe
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SECTION 6: OPERATIONS The aluminum disc accepts 12" diameter cloth or Table Tilt paper-backed PSA sanding discs. The belt sander requires a 6" x 48" sanding belt. For disc or belt sanding, we recommend a 100-grit (medi- um) material for general sanding chores, a 60-grit The belt table can be adjusted from -30˚ to 45˚ (coarse) material for rough work, and a 150-grit and the disc table can go from -20˚ to 45˚ relative (fine) surface for finish work. See the current to the plane of the sanding surf
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Disc Sanding Surface Sanding 1. Loosen table lock knob and tilt work table to To remove a large amount of material quickly desired angle. Tighten lock knob. from a large surface area, use the belt arm in its horizontal position. 2. Use miter gauge to guide work into position. 1. Turn the sander on and let it reach its full 3. Ease workpiece into the half of the disc that working speed. spins down toward the table. See Figure 17. 2. Place the workpiece flat on the belt. Be sure to hold the work s
