INTRODUCTION Foreword We are proud to offer the Model G0668 20" Vertical Metal-Cutting Bandsaw. This machine is part of a growing Grizzly family of fine met- alworking machinery. When used according to the guidelines set forth in this manual, you can expect years of trouble-free, enjoyable operation and proof of Grizzly’s commitment to customer...
E. Work Light (220V) Air Hose & Jet G. Blade Tension Handwheel H. Table Tilt Scale Motor Access Panel G0668 20" Vertical Metal-Cutting Bandsaw Identification Figure 1. Model G0668 identification. Machine Mounting Flange K. Lower Wheel Door Lower Blade Guide Assembly M.
D. Annealing ON Button E. Clamping Pressure Dial Welding Clamp G. Welding Clamp Lock Levers H. Grinding Wheel ON/OFF Switch Grinding Wheel Power Switch & Key K. Power Lamp Bandsaw Start Button M. Emergency Stop Button G0668 20" Vertical Metal-Cutting Bandsaw...
Use this and other machin- ery with caution and respect. Failure to do so could result in serious personal injury, damage to equipment, or poor work results. G0668 20" Vertical Metal-Cutting Bandsaw Bandsaws CUTTING FLUID SAFETY. Cutting fluids are poisonous.
Only connect the manufactured leg to the S terminal (see the Electrical & Control Wiring Diagram on Page 42 for identification). G0668 20" Vertical Metal-Cutting Bandsaw ������� �������� ������...
1500 lbs. to move the ship- ping crate and remove the machine from the crate. G0668 20" Vertical Metal-Cutting Bandsaw Items Needed for The following items are needed to complete the setup process, but are not included with your...
We strongly recommend securing your machine to the floor if it is hardwired to the power source. Consult with your electrician to ensure compliance with local codes. G0668 20" Vertical Metal-Cutting Bandsaw Moving & Placing This bandsaw is a heavy machine.
Call Tech Support for help. If all of the Test Run procedures were successful, your bandsaw is ready for operation. G0668 20" Vertical Metal-Cutting Bandsaw Recommended Adjustments For your convenience, the adjustments listed below have been performed at the factory.
OMMEND that you read books, trade maga- zines, or get formal training before begin- ning any projects. Regardless of the con- tent in this section, Grizzly Industrial will not be held liable for accidents caused by lack of training. -16-...
This bandsaw is not designed to be used with water soluble cutting fluid or coolant. If needed, use a small amount of oil-based lubricant. G0668 20" Vertical Metal-Cutting Bandsaw Workpiece Inspection Some metal workpieces are not safe to cut with a vertical metal cutting bandsaw;...
Blade Tensioning Handwheel: Increases/ decreases blade tension when rotated. Blade Tensioning Handwheel G0668 20" Vertical Metal-Cutting Bandsaw The bandsaw blade is sharp and can easily cut your hand or fingers. Always disconnect the power and wear heavy...
TPI: The number of teeth per inch measured from gullet to gullet. G0668 20" Vertical Metal-Cutting Bandsaw Blade Length Measured by the blade circumference, blade lengths are usually unique to the brand of your bandsaw and the distance between the wheels.
Skip or Skip Tooth: Wide, flat gullets, a "0" rake angle, equally spaced teeth, and recommended for non-ferrous materials. G0668 20" Vertical Metal-Cutting Bandsaw ������������������� ������������������� �������������� ��������������������...
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����� ���������� Figure 15. General guidelines for blade selection and speed chart. G0668 20" Vertical Metal-Cutting Bandsaw Refer to the "Material Shapes" row and find the shape of the material to be cut. In the applicable row, read across to the right and find the box where the row and column intersect.
To avoid twisting the blade when cutting, reduce the feed pressure when the total width of the blade is in the cut. Use the Chip Inspection Chart on Page 23 to check the blade efficiency. G0668 20" Vertical Metal-Cutting Bandsaw...
Curled Tight & ��������������������� Thin ��������������� ������� ��������������������� ������� ��������������������� ������� ��������������������� ������� ��������������������� ��������������������� ��������������������� ��������������������� G0668 20" Vertical Metal-Cutting Bandsaw Chip Blade Color Speed Good Silver Brown or Blue Decrease Brown or Blue Decrease Silver or Light Good Brown Silver...
Note: Generally if the replacement blade is the same gauge, width, and type, blade guide adjustment is not necessary. Otherwise, you must re-adjust the blade guides. Close and secure the upper and lower wheel doors. G0668 20" Vertical Metal-Cutting Bandsaw injury. wear heavy...
Repeat this step until you are satisfied. Close the upper wheel door and reposition the guide post. G0668 20" Vertical Metal-Cutting Bandsaw Guide Post The guide post assembly is used for two purpos- es: 1) To properly position the blade guard to pro-...
Otherwise, the teeth will be damaged as they come in contact with the blade guides. when G0668 20" Vertical Metal-Cutting Bandsaw Blade Guide Bracket Cap Screw ⁄ " behind the tooth gullets �����������...
Figure 24. Figure 24. Using a dollar bill to set blade guide spacing. G0668 20" Vertical Metal-Cutting Bandsaw Lightly pinch the dollar bill against the blade with the blade guides, re-position the air nozzle if necessary, then re-tighten the blade guide cap screws.
(see Figures 27–28). Figure 27. Using the grinder to square up the blade end. ������������ ��������� Figure 28. Blade ends and welding zone. G0668 20" Vertical Metal-Cutting Bandsaw...
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Annealing Figure 30. Blade ends in correct position for welding. G0668 20" Vertical Metal-Cutting Bandsaw Place the other blade end in the opposite welding clamp and position it so that it evenly butts up against the opposing blade end, then lock it in place by rotating that lock lever all the way up, as shown in Figure 30.
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Figure 33. Correct blade weld bend for strength and flexibility. NOTICE For good metal-to-metal contact between the welding clamps and the blade, make sure the blade material and the clamps are free from any debris or flash before each use. G0668 20" Vertical Metal-Cutting Bandsaw...
Redress the rubber tires if necessary (Page 33). When cleaning the wheel areas, empty and clean the chip pan (see Figure 38). Figure 38. Lower wheel chip pan. G0668 20" Vertical Metal-Cutting Bandsaw ®...
10. Use sharp blade with lower TPI; reduce the feed rate; use a small amount of oil-based coolant if nec- essary. 11. Clean off motor, let cool, and reduce workload. 12. Test/repair/replace. G0668 20" Vertical Metal-Cutting Bandsaw...
2. Rubber tires on wheels are worn out. G0668 20" Vertical Metal-Cutting Bandsaw Possible Solution 1. Inspect/replace V-belts with a new matched set (Pages 36 & 37). 2. Realign/replace shaft, pulley, set screw, and key as required.
Replace the rear motor access panel. — If the deflection is more than or less than ⁄ " or the V-belts need to be replaced, then continue with the next steps. G0668 20" Vertical Metal-Cutting Bandsaw ������ ������...
Install a new matched set of V-belts onto the pulleys, then correctly tension them, as described on Page 36. Secure the motor access panel to the machine before re-connecting it to power. G0668 20" Vertical Metal-Cutting Bandsaw Adjusting Wheel Brush Tools Needed: Wrench 10mm ... 1 The lower wheel compartment contains the wheel brush shown in Figure 44.
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Re-check the wheels for alignment and repeat the steps above if necessary. G0668 20" Vertical Metal-Cutting Bandsaw The lower wheel adjustment assemblies have a locking hex bolt threaded into an adjustment sleeve (see Figure 48).
������������� ������������ �������� ������������ Use a square to check table alignment with the side and the back of the blade, as shown in Figure 50. Figure 50. Checking table alignment with the G0668 20" Vertical Metal-Cutting Bandsaw ���������� ������������ blade.
Guides & Support on Page 26). If this is the case, swap and turn over the blade guides so that the inserts are reversed relative to the blade (see Figure 52). G0668 20" Vertical Metal-Cutting Bandsaw Mounting Hex Bolts ����...
Stop Figure 55. Control panel wiring (see wiring Figure 56. Inverter/Controller box wiring (see diagram on Page 42). wiring diagram on Page 43). Figure 57. Main electrical wiring (see wiring diagram on Page 42). G0668 20" Vertical Metal-Cutting Bandsaw -44-...
MUST maintain the original location and readability of the labels on the machine. If any label is removed or becomes unreadable, REPLACE that label before using the machine again. Contact Grizzly at (800) 523-4777 or www.grizzly.com to order new labels. -54- Labels ���...
WARRANTY AND 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.