ivory SL611C Instructions Pour L'utilisation page 44

DANGEr!
A bur that is loose, unsuitable or improperly seated can work free of
the head or break. Before use always confirm that the bur is correctly
seated and locked into place.
CAUTION!
Insufficient cooling can lead to overheating of the preparation and
even damage the tooth. Make sure that the water flow rate is greater
than 50 NL/min.
WArNING!
Do not use the handpiece to move the patient's cheek while the device
is functioning!
WArNING!
Always check the handpiece for damage before using it.
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