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20" BANDSAW
MODEL G1258
INSTRUCTION MANUAL
COPYRIGHT © 1992 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.
FEBRUARY, 1999 PRINTED IN USA
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Table Of Contents PAGE 1. SAFETY ....................................................................................................................2 SAFETY SYMBOLS ............................................................................................2 SAFETY RULES FOR POWER TOOLS ..........................................................2-3 ADDITIONAL SAFETY INSTRUCTIONS FOR BANDSAWS ..............................4 2. 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 dangers. This manual uses a series of symbols which are intended to convey the level of criticality of the safety message. 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. This symbol is used to alert th
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Safety Instructions For Power Tools 9. USE PROPER EXTENSION CORD. Make 14. MAINTAIN TOOLS WITH CARE. Keep sure your extension cord is in good condi- tools sharp and clean for best and safest tion. When using an extension cord, be performance. Follow instructions for lubri- sure it is rated Hard Service (grade S) or cating and changing accessories. better. Conductor size must be 16 A.W.G. for cords up to 100 feet in length. An under- 15. DISCONNECT TOOLS before servicing sized cord will cause a d
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Additional Safety Instructions For Bandsaws 1. Do not operate your bandsaw with dull or 6. Always feed stock evenly and smoothly. Do badly worn blades. Dull blades require more not force or twist blade while cutting, espe- effort to use and are difficult to control. cially when sawing small radii. Inspect blades before each use. 7. This machine is not designed to cut metal 2. Never position fingers or thumbs in line with or other material except wood. the cut. Serious personal injury could occur
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SECTION 2: CIRCUIT REQUIREMENTS Standard Locking 220V Operation Your Model G1258 Bandsaw is supplied with a single phase 220V only motor. Under normal use, the motor draws approximately 15 amps @ 220V. 220V/240V 220V/240V 20A 20A We recommend a 20 amp circuit breaker or slow- NEMA 6-20 NEMA L6-20 blow fuse. This should be satisfactory for normal Figure 1. Two typical outlet/plug configurations. use, while providing enough protection against motor damage caused by power surges. If fre- quent cir
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SECTION 3: INTRODUCTION The specifications, drawings, and photographs Commentary illustrated in this manual represent the Model G1258 as supplied when the manual was pre- pared. However, owing to Grizzly’s policy of con- tinuous improvement, changes may be made at We are proud to offer the Model G1258 20" any time with no obligation on the part of Grizzly. Bandsaw. The Model G1258 is part of a growing Whenever possible, though, we send manual Grizzly family of fine woodworking machinery. updates
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Unpacking Parts Inventory The bandsaw is shipped from the factory in a Take a quick inventory of the parts and put them carefully packed carton. If you find the machine to aside for assembly later. After all the parts have be damaged after you’ve signed for delivery and been removed from the container, you should the truck and driver are already gone, you will have: need to file a freight claim with the carrier. Save the containers and all packing materials for • Bandsaw Assembly inspection by t
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Clean Up Site Considerations The unpainted surfaces are coated with a waxy FLOOR LOAD oil to protect it from corrosion during shipment. Your G1258 Bandsaw represents a large weight Remove the protective coating with common load in a small footprint. Most commercial floors paint thinner (mineral spirits) and paper towels. are suitable for the Model G1258. Some residen- Do not use gasoline or other petroleum based tial floors may require additional build up to sup- solvents because of their extrem
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SECTION 4: ASSEMBLY Fence Most of your G1258 20'' bandsaw has been assembled at the factory. Only the fence assem- bly requires installation. To mount the fence to the bandsaw table: 1. Mount the front rail to the table using the 2 5 1 ⁄16-18 x 2 ⁄2'' Cap Screws and the 2 Spacers provided. See Figure 2. 2. Loosen the fence lock knob and slide the fence onto the rail. Figure 2. Front rail in place and fence installed. DONOT attempt any step of assembly, adjustments, or maintenance while your Mode
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SECTION 5: ADJUSTMENTS Tracking Tension To adjust the tracking: Final blade tension ultimately depends on the type and size of blade you use. To adjust the ten- 1. Disconnect the bandsaw from the power sion: source and open the top and bottom wheel covers. Adjust the upper and lower guide 1. Press, with moderate pressure, on the face assemblies away from the blade. of the blade with your thumb. 2. Loosen the lock nut on the tracking knob. 2. Turn the tension wheel until the blade 1 See Figure 3
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Wheel Alignment Which ever direction one knob is turned, the other knob must be turned the same The upper wheel can be adjusted to correct for amount in the opposite direction. If this any deviation in parallelism. Although this has step is not observed, the tracking mecha- been set at the factory, it is a good idea to check nism will be put in a bind. it occasionally to assure good and proper opera- tion of your bandsaw. To adjust the wheel paral- lelism: Upper Guides 1. Open the top and bottom
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7. Now rotate the bearing guide shafts until the 1 bearings are approximately ⁄64'' from the blade. Hold the shafts in place with a screw driver and tighten the bearing guide lock Blade Guide nuts. The guide bearing, when adjusted cor- rectly, should have a slight drag against the Lock Nut blade. If the guide bearings pinch the blade, it will damage the bearing guides and blade. 8. Slide the rear support bearing until it is 1 approximately ⁄32'' from the blade and tight- en. Blade Guide Adjuster
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Changing Blades Positive Table Stop After changing a blade, the upper and lower To adjust the positive stop so the table will be blade support bearings and guide blocks must be perpendicular to the blade: readjusted. Always adjust the guide assemblies away from the blade before installing a new blade 1. Loosen the trunnion lock handle and check or making blade adjustments. nut locking the positive stop adjusting bolt. See Figure 8. To change blades: 2. Raise the upper blade guide assembly up 1.
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SECTION 6: OPERATIONS Overview Set the top guide assembly so it is just above the top of the work at all times. The bandsaw is one of the most versatile wood Do not force the material against the blade, use cutting tools in the shop. It is capable of perform- light even pressure. Light contact with the blade ing many different cutting functions including, but will permit easier line following and prevent not limited to: undue friction, heat and work-hardening along the back edge of the blade. ST
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Blade Information Resawing A bandsaw blade is a delicate piece of steel that Resawing is the process of cutting a board into is subjected to tremendous strain. You can obtain two or more thinner boards. The maximum board width that can be resawn is limited by the maxi- long use from a bandsaw blade if you give it fair mum cutting height of the bandsaw. Maximum treatment. Be sure you use blades with proper cutting height for this bandsaw is 13". width and temper for the various types of cutting o
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5. Draw a reference line on the edge of the Stacked Cuts board. 6. Support ends of the board if necessary. One of the benefits of a bandsaw is its ability to 7. Feed work slowly and evenly. cut multiple copies of a particular shape by stack- ing a number of workpieces together. Before making stacked cuts, it is essential to ensure that both the table and the blade are prop- erly adjusted to 90°. Otherwise, any error will be Cutting Curves compounded with each piece cut from the top to the botto
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SECTION 7: MAINTENANCE General Table Make a habit of inspecting your Bandsaw each The table and other non-painted surfaces on the time you use it. Check for the following conditions Model G1258 should be protected against rust and repair or replace when necessary. and pitting. Wiping the saw clean after every use ensures that moisture from wood dust isn’t 1. Loose mounting bolts. allowed to trap moisture against bare metal sur- faces. 2. Worn switch. Most experienced woodworkers recommend 3. Wor
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SECTION 8: CLOSURE The following pages contain general machine We recommend you keep a copy of our current data, parts diagrams/lists, and Warranty/Return catalog for complete information regarding information for your Model G1258 20" Bandsaw. Grizzly's warranty and return policy. If you need additional technical information relating to this If you need parts or help in assembling your machine, or if you need general assistance or machine, or if you need operational information, replacement part
