4.5.2. Removal of protective covers of the saw blade in ARG 520 DC CF-NC
Connect the machine to the mains and press the POWER SWITCH. The TOTAL STOP button is unlocked. Press the SAFETY button
in order to display the MAIN MENU. Start the MANUAL MODE, switch on the HYDRAULIC UNIT - START. Start the uplift of the arm
and stop it above the fixed jaw of the vice, or even at the maximum lift of the arm.Close the CONTROL VALVE of the damping cylinder
(see Section 4.2.), start the arm descent and by gradual releasing of the control valve, descend the arm to about 70 mm above the
fixed jaw of the vice. Lock the CONTROL VALVE to prevent further descent of the arm. Close the vice, so that the cover of the front
moving guide head C moves out from the front part of the arm - tensioning wheel.Turn off The HYDRAULIC UNIT - STOP.Switch off
the POWER SWITCH and secure it against restart.
Open the covers A, then flip up covers B and C. Mount back the covers using reverse procedure. Turn on the POWER SWITCH. In
the MANUAL MODE, press the SAW BLADE UPWARDS button and the arm will travel into the upper position; or press the SAW
BLADE DOWNWARDS button and the arm will travel to the lower position.
A
B
C
A
B
C
