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Operation
Version 1.0.2 dated 2018-09-12
Page 80
Translation of the original instructions
DH55G
GB
DH
55
G_
G
B
_
4.f
m
OPTIMUM
M A S C H I N E N - G E R M A N Y
®
4.2
Control panel
INFORMATION
The control system switches off, once the drill feed or thread cutting is activated when the spin-
dle is in counter clockwise operation. Pay attention to the correct phase sequence for the elec-
trical connection of the machine.
Push button thread tapping
In the thread cutting mode the engine automatically starts up according to a predefined path
over the drilling depth stop and automatically changes the turning direction as soon as the
predefined depth had been achieved. The screw-tap is drawn out of the workpiece.
Push button ON
The push button "ON"
switches on the rotation of the drilling spindle.
Push button Off
The "push button OFF“ switches the rotation of the drilling spindle off.
Coolant pump ON / OFF
Switches the coolant pump.
Machine illumination ON / OFF
Switches the LED light on or off.
Master switch
Interrupts or connects the power supply.
Drill depth stop
Use the drilling depth stop when drilling several holes of the same depth.
Adjust the desired drilling depth by means of the scale and of the clamping lever.
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Push button ON
Push button Off
Push button motor stage slow
Push button motor stage fast
Spindle rotation direction push button
Push button thread tapping
Machine illumination ON / OFF
Coolant pump ON / OFF
Emergency stop switch
Drill depth stop
Direct run
Feed push button
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