Cosen AH-250H, Instruction Manual

Page: 41 / 134

OPERATING INSTRUCTION
Section 4
4-8
Quick Approach Device
This device is used to allow the saw blade to
descend to position quickly, just above the
position at which the saw blade reaches the
workpiece.
Blade Drive Unit
P u lle y
This facility is designed so that the speed of the
saw blade can be varied in 27 m/min ~ 80 m/min
(89ft/min~262ft/min). Please turn the variable
speed control knob to adjust the saw blade speed.
It is necessary to properly adjust the saw blade
speed for different characteristics and shapes of
the materials to be cut.
Cutting Length Preset Device
This device is used to preset the required cutting
length of a workpiece for automatic cutting.
When the band wheel is turned clockwise, the
cutting length of the workpiece is shortened.
When it is turned
CCW (counterclockwise), the
cutting length is lengthened.
Motion Detector
This device protects the saw blade to avoid
damaging people and machine in case of the
blade overloads during cutting.
Once , the saw
blade is broken, or slips, the driven wheel will
stop in ten seconds.
Page 41 Instruction Manual for AH-250H (B040) 04/12/2014