Operation; Cartridge Installation And Replacement; Select Mixing Program - Renfert Duomix II Instrucciones De Servicio

5. Operation

5.1

Cartridge Installation and Replacement

A cartridge can only be installed or replaced if both pressure discs (9) are in their
home position.
• Close the unit cover (8, fig. 1)
• Press the retract key (4).
○ The pressure discs return to their home position and automatically stop.
Just before the end, the retraction speed reduces. Only open the unit cover
once the pressure discs have reached their home position and have stop-
ped.
If the return path of the pressing table is stopped by pressing the motion
button, the table will not re-continue it's path automatically. In order to con-
tinue it is necessary to press the return path button again.
• Open the unit cover (8, fig. 1).
• Place cartridge (20) in unit attached. Please make sure that the
cartridge is fitted into place under the catch (12).
• Select mixing program (15), cf. also section 5.1.1.
Information on the mixing program can be found on the cartridge
in the form of an „asterisk"
All impression materials which are not marked with these symbols
must be processed with the programme
• Close the unit cover (8, fig. 1).
The cover will only close if the cartridge has been properly in-
stalled. The red "Unit cover open" LED (7, fig. 1) will remain on until the unit cover has been properly
closed.
• Please refer to the instructions of the casting material manufacturer when preparing and levelling
the cartridge systems.
Use only mixing nozzles recommended by the material manufacturer. The use of other mixing
nozzles may cause malfunction.

5.1.1 Select mixing program

The mixing program is selected by pressing the program keys (15). The selection
of a particular mixing program is confirmed by the green LED lamp next to the
relevant program key.
The mixing programs marked with an asterisk
used with special casting materials and cartridge/mixing nozzle systems which
carry these symbols.
Any casting materials and cartridge/mixing nozzle systems not carrying these
symbols must be processed with the
Please note that casting materials which are processed with the wrong mixing program will not
meet the quality standards guaranteed by the respective manufacturer.
The following points apply when selecting the mixing program:
Selecting the mixing program
• Activate the mixing program by pressing the corresponding program key (15, fig 7).
For mixing program the following applies:
− When the extrusion process has been completed, the mixing program selected remains in standby
mode and is still enabled when the unit is switched off.
− When changeing the cartridge, the pressure discs have been moved to their home position, the
mixing program is deactivated.
− As long as the pressure discs are in their home position, the unit cover is open and no mixing pro-
gram is activated, all program key LED are flashing.
− When the unit cover is closed, the LED will turn off. When opening the unit cover and no extrusion
process has been started or no mixing program has been activated, they will start flashing again.
− If a button is pressed, such as extrude (impression material (2, fig. 8) or dispense (3, fig. 8), without
having previously selected a programme, the device will automatically activate the
or „diamond" symbol.
.
or diamond
mixing program.
- 7 -
(4)
(12)
may only be
(15)
programme.
EN
Fig. 5
(20)
(15)
Fig. 6
Fig. 7