4 Pre-reprocessing
Operating instructions
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4.3
Before each patient
1.
Purge the water and air channels for 30 seconds.
2.
Attach the high-speed handpiece.
3.
Insert the bur.
4.
Set a sufficient amount of cooling water (> 50 ml/min).
5.
Use filtered water only (< 50 µm).
6.
Check the nozzles for blockages and lime deposits, for
example, and clean the nozzles if necessary.
CAUTION! Insufficient cooling leads to overheating of the
preparation site and to damage to the tooth substance. Ensure that
the water content is > 50 ml/min.
