Cosen C-420NC, Instruction Manual

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CUTTING OPERATION
Step 1 – Check before you cut
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Power: Check the voltage and frequency of your power source.
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Coolant: Check if you have sufficient coolant in the tank.
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Hydraulic: Check if you have sufficient (at least two ‐ thirds or higher) hydraulic oil.
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Workbed: Check if there is any object on the feeding bed that may cause interference.
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Blade: Check the blade teeth and make sure there is no worn out teeth along the blade.
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Light: Check the work lamp or laser light (optional) and make sure there is sufficient lighting.
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Roller: Check all the rollers on the front and rear workbed can roll smoothly.
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Saw bow: Check the saw bow to see if it can be elevated and lowered smoothly
Step 2 – Place your workpiece onto the workbed manually or by using a lifting tool e.g. a crane.
Before loading, make sure the vises are opened to at least wider than the width of the
workpiece.
Step 3 – Position your workpiece.
Step 4 – Clamp the workpiece.
Step 5 – Turn the cutting pressure control knob to adjust cutting pressure according to the material.
Step 6 – Adjust blade descend speed control knob to obtain a suitable blade descend speed for your
material.
Step 7 – Start running the blade.
Before you start cutting, check again that there is no other object in the cutting area.
Step 8 –While the blade descends, adjust the blade speed if necessary. You can do so by turning the
blade speed control knob, clockwise to speed up and counterclockwise to slow down. The blade
speed is displayed in the HMI touch screen.
Step 9 – Select the proper cutting condition according to different material.
Step 10 – After the entire cutting job is completed, elevate the saw bow to the top and open the vises
to remove the workpiece.
Step 11 – Clean the workbed by removing chips and cutting fluids.
Step 12 – Lower the saw bow to a proper position then turn off the power.