User Manual Reduced Area Powder Distributor for SnowWhite2 V1.4 28/02/2023 Sharebot S.r.l.

Interchangeable blade Building platform volume: 40x60x60mm Double loading tank Powder outlet funnel Used powder recovery tank

How to install the reduced area powder distributor: 1. Turn off the printer and disconnect from the power supply; 2. Remove the front door; 3. Remove the gaskets of the upper and lower compartment; 4. Unscrew (without removing them) the n°4 M6 screws that fix hooks on the right of the printer;

5. Unscrew and remove the n°16 M4 screws that secure the front frame; 6. Remove the frontal frame and its gasket; 7. Unscrew the n°3 M3 screws that fix the left and the n°3 M3 of the right panels of the printing chamber and remove them; 8. Unscrew and remove the n°2 M4 screws on the right and the n°2 M4 on the left that secure the powder distributor to the frame;

9. If installed, unscrew the n°2 M4 screws that fix the gas heating resistor; 10. At this point is possible to slide the distributor forward a few centimeters and proceed with disconnecting the plugs of the cables connected to the wall on the back of the printer chamber;

11. Remove the powder distributor from the printer chamber; 12. Now is possible to follow in reverse the same operation to install the new powder distributor; Slicing software: The suggested and supported slicing software to use with the reduced area powder distributor is Cura. The machine profile is: “Reduced Printing Area SnowWhite2” About materials profile and printing profile is possible to use the original SnowWhite2 profiles.

For a given material (Duraform ProX Pa12 aged powder), the optimal printing parameters to use with the reduced area powder distributor are similar to those used for the standard powder distributor except for some details; however, small corrections may be necessary to improve the quality of the models created.

Tips and notes - The maximum suggested printing size are X 20mm Y 40mm Z 50mm. The dimension of the printing cylinder X 40mm Y 60mm Z 60mm; - WARNING: If the height of the printed file is higher than the maximum height of the z axis or the loaded powder is not sufficient, the printer will not signal it before the print is launched but will automatically stop when the loading or printing cylinder hit the limit switch; - WARNING: The Tank Offset value is real from 0mm to about 50mm offset, beyond this value the loading cylinders will be at the maximum limit; -A single sintered layer placed 0.3mm...

Open the top panel of SnowWhite2, turn ON the "SERVICE" selector (WARNING: the door security interlock now is disable); 5. Without screwing the powder distributor or closing any panel, connect the power supply to the printer and turn on; 6. From the LCD menu move and verify the direction of the recoater and of the 3 pistons; 7. If anything is not correct, shutdown the machine and disconnect from the electrical power, remove the powder distributor from the printer and correct the wiring. If necessary is possible to unscrew the frontal panel of the reduced area powder distributor to better manage...

1. Once the reduced unit has been positioned and wired in the machine, follow the operations described in the chapter “How to install the reduced area powder distributor” backwards from point 12 to point 1;

4. Add a piece of cardboard a little bigger than 40x60mm on the top of the printing cilinder; 5. Close the frontal door and run the “Test_Dist_Rid.gcode” 6. At the end of the job on the cardboard will be engrave the following design, the center of the cross must correspond to the center of the cylinder: 7. The original file, to center the cross, use X-40 Y-31 values. This values are reported in the “Reduced Printing Area SnowWhite2” profile; 8. If the center of the cross need to be modify, is possible to tune this parameters: “Nozzel offset X” and “Nozzle offset Y” in the window “Machine settings”...

9. Increasing the values with a negative sign, the center will move down or right. Reducing the values with negative sign the center will move up and left; 10. To verify the new values is necessary to modify the values in Cura and slice a new "Test_dist_rid.gcode". Run the new test to verify the new center.