ROTHENBERGER ROWELD BS 630 M - Handbuch (Seite 14)

12 ENGLISH
4. Safety precautions
The band saw for plastic pipes meets all applicable safety regulations of all major industry nations.
The provided safety devices are mandatory for the protection of the operator of the machine and
must under no circumstances be removed when the machine is running
The sawing machine is intended exclusively for the sawing of synthetic material!
 Carefully read the operating instructions and thoroughly familiarise yourself with the
instructions regarding safety, installation, operation, and maintenance.
 Never switch on the machine before all safety devices are in place and operative.
 Measurements of the material to be sawed are only admissible while the saw is switched off.
 Before attempting any repair work, the saw must be electrically separated from mains.
 Any repair work has to be done by an authorised expert.
 For your own safety and to make sure that the machine will work properly, only original
replacement parts should be used.
 Clean the machine regularly!
 Always wear eye protection!
 Always wear protective gloves when changing the saw-blade!
Do not install the Machine in the open.
5. Operating
5.1 Switching on and off
 Turn on the main switch on the switch board and pull out the EMERGENCY STOP switch on
the manual control panel.
In case of any danger arising, press the button EMERGENCY STOP. The saw will
immediately stop in its current position and remain inoperative!
5.2 Cutting of Mitre Joints
The saw is capable of performing mitre joint cuts of 0° to 45° on either side with pipes up to a
diameter of 630 mm.
Before swivelling the saw-frame to the other side, the right clamp arm must be repositioned in
such a way that it does not collide with the saw-blade.
 Now release the locking lever in order to unlock the saw-frame, and turn it to the desired
angle value.
 After setting the angle, lock the saw arm again with the locking lever.
The setting of the angle may only be performed while EMERGENCY STOP is
engaged!
5.3 Tensioning the Saw-Blade Correct Blade Travel
In order to achieve angular cuts and a satisfactory cutting performance of the saw, a correct blade
tension is of utmost importance.
The blade is correctly tensioned if between the wheels it can be bend with the thumb
approx. 3 mm.