7 Service
6.4 Manual block clamp
Dentsply Sirona
Operating Instructions CEREC Primemill
46
67 19 681 D3439
D3439.201.01.01.02 09.2019
7
Service
NOTE
Observe country-specific Regulations!
Some countries have legal regulations which require regular safety
inspections of electrical devices or systems by the operator.
NOTE
Annual maintenance
Have maintenance performed on your unit annually by trained
technical personnel / a service engineer.
The touch display shows a reminder notification when it is time for
maintenance.
NOTE
Observe error messages
You must observe error messages shown on the display on in the
software. If the error message does not disappear even after you
have performed the prompted action, contact your service engineer.
NOTE
Machine care
Interval: Once a week or after every 4th water change
➢ Change the filter (see "Changing the filter").
➢ Clean manual block fixing with the supplied tool (A).
➢ Also clean instrument clamping cone with the supplied tool (A).
➢ If the jets of water do not strike the instruments, the service life of
the instruments will likely be reduced. In this case, clean the
water nozzles carefully with the supplied tool (B) to free them of
foreign matter.
NOTE
Processing chamber wet cleaning process
Interval (if dry milling is predominantly used): Once a week or in the
case of heavy soiling.
➢ Clean the processing chamber.
NOTE
Using the tank cap opener
If you find the tank cap, tank drain or filter insert hard to open by
hand, use the tank cap opener (see "Using the tank cap opener").
NOTE
Wear of the ball pressure screw
The high clamping forces cause wear of the ball pressure screw.
➢ Replace the ball pressure screw every 500 clamping operations.
