Cosen C-420NC, Instruction Manual

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Step 6 ‐ Open the idle and drive wheel covers.
Step 7 ‐ Press the Blade Clip device to hold onto the blade. This device makes blade changing easy
and feasible even with only one operator available.
Step 8 ‐ Loosen the left and right carbide inserts by unlocking the “lock bars” shown below.
Step 9 ‐ Open the wire brush cover. Loosen the lock lever and lower the wire brush.
Step 10 ‐ Remove the old blade. If necessary, clean the carbide inserts before installing a new saw
blade.
Step 11 ‐ Place the new blade around the idle wheel and the drive wheel.
Step 12 ‐ Insert the blade into the left and right tungsten carbide inserts. The back and the sides of
the blade need to be touching the inserts as well as the adjacent rollers.
Step 13 ‐ Place the blade to the drive wheel and press the back of the blade against the flange of the
drive wheel. Use the Blade Clip device to tightly hold the blade from falling out of the
drive wheel.
When saw blade begins to rotate, the blade holder will automatically release the blade
and fall back to its original position.
Step 14 ‐ Make sure the back of the blade is also pressed against the flange of the idle wheel.
Step 15 ‐ Turn the tension controller handle to [ ] position to obtain blade tension.
Step 16 ‐ Make sure the sides of the blade are in close contact with the carbide inserts and then
tighten the left and right carbide inserts by locking the “lock bars.”
Step 17 ‐ Gently close the idle and drive wheel covers.
Easy Blade Replacement Device
Lock Lever
Wire Brush Case