Olivetti 3D S2, Service Manual

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4-4 Service Manual Y118040-3
Figure 4-4 Command sequence for inserting/extracting the filament from the extruder
3. The internal software saves your work in memory, the printer then extrudes and retracts the filament,
according to an automatic sequence, so that you will find the filament extruding out of the thrust gear
block.
4. Once the filament is extruded from the hot extruder, lower the temperature to 140°C as described in the
paragraph
“
Setting the temperature of the hot-end
”
.
WARNING:
for the operations described below you are advised to wear heat-resistant gloves as a
protection from burns that could be caused by the operating temperature of the extruder block.
5. Using a 2.5 mm Allen key, unscrew the setscrew of the hot-end group to be unmounted.
Figure 4-5
Hot-end 1 Setscrew
Hot-end 2 Setscrew