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Category - Saw Heads

Angle (Arch) Movements – Overview

The Angles or Arches are the movements that pivot the blade motors to angle. That is done with a semi circular arch, 50-2 chain gearbox, motor and encoder. The gearbox for the angle movement is a hollow shaft gearbox with a shaft and sprocket to drive the number 50-2 chain around the arch. The other end of the shaft contains the encoder which tracks the position on the angle movement.
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Checking the Alignment of the Saw Blades

A "crashed" blade occurs when the Retro C's carriage tries to move in, toward the stationary side while there is still lumber in the saw. When this happens one or more of the saw blades themselves can become damaged, break or bend. But more often than that, the entire head will move slightly on the motor mount that connects it to the frame.
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How to set the “Minimum” position for Blade #5

If you get the error "Stall: Centerline 5-v25" during a setup, it can be because blade 5 is hitting the end stop. One possible reason this could be occurring is that the saw is out of calibration and the minimum position (the lowest possible position the centerline can go before hitting the end stop) needs to be recalibrated.
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How to Tighten the Centerline Slides

The purpose of this article is to explain how to tighten the centerline slide enough so that vibration does not allow it to move during setup while allowing it to move during normal operation.
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