4. Operation
4.1 Precautions
Any machine, if it is not used according the regulations, may be hazardous for
operating, setting-up and service personnel. The operating authority is responsible
for compliance with the safety regulations during operation and maintenance, and
for the use of safety devices supplied with the machine, as well as the provision of
appropriate additional safety devices!
Never operate the machine without proper tools.
Eye and ear protection must be worn at all times.
Never operate the machine when it’s not in its upright position.
Make sure there is no debris in the work area.
Check the work area for screws or other hard objects in the concrete. Don’t use the ma-
chine if there are any foreign objects stuck into the surface. Such objects must be
removed prior to operation of machine.
Read “2 Safety Regulations” before operating the machine.
4.2 Operation of machine
The gear barrel has got three grinding heads that rotates in the opposite direction of the
gear barrel. Each grinding head is equipped with a Scan-on plate where each plate hold
the tools used. See “Figure 41”.
Figure 4.1 Illustrates the rotation of the grinding heads versus the gear barrel.
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