Duostar is designed exclusively for cleaning, roughening and blast-polishing in dental
technology applications. Any other use is considered to be improper. We shall not be liable
for any damage resulting from improper use.
The safety instructions must be followed in order to avoid personal injury or damage to equipment. We
shall not be liable for failure to comply with the safety instructions.
General safety instructions
Place of use
The unit has been designed solely for use in dental laboratories and comparable establishments for
research, commercial and training purposes. • The unit may only be installed on an adequately stable
surface. • The unit must only be used in dry rooms.
Operator and operating personnel
The unit must only be operated by dental professionals, or they must provide supervision if trainees or
other persons operate unit. • Wear the protective clothing prescribed for use in dental laboratories
and observe the rules of conduct. • The unit may only be operated by staff members who are familiar
with and follow the instructions of this operating manual. • The operating manual must be easily
accessible when the machine is operated. • Observe the national accident prevention regulations in
addition to this operating manual.
Handling the machine
Prior to connection to the power supply check whether the specifications on the rating plate
correspond to the supply network. In the case of uncertainty, consult an electrician. • Modifications to
the device and the mains unit must not be carried out. • Always keep signs and stickers such that they
are easy to read. They must not be removed. • Check the machine and leads for damage regularly. The
machine must not be operated if it has any defects that may result in risks for the employees or third
persons. • Protect the leads against heat, oil and sharp edges. The leads must not be used to carry the
machine or to pull out the mains plug.
Care and maintenance
Always switch off the machine and pull out the mains plug before performing care, cleaning or
maintenance work. • Only use dry or slightly moist cloths for cleaning. Do not spray the machine with
water or immerse it in water.
Repairs
Repairs may be carried out solely by BEGO customer service or by persons authorised by BEGO
customer service. • The plug-in mains unit must not be opened. Otherwise there is danger to life,
because faults in the mains unit may cause the metal housing of the machine to become live. Defective
mains units must be replaced. • Only BEGO replacement and wearing parts may be used.
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Safety instructions
Korostar