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Nozzle Maintenance
6.3
(1) Cleaning: In the printing process, there will be excess
filament residue melted on the nozzle, which will affect
the printed items, so it needs to be cleaned.
Step 1: Heat up the nozzle (subject to the last printing
temperature)
Step 2: Use tweezers to hold soft fiber cloth or some
other high temperature resistant soft items to wipe clean
(do not use sandpaper blades and other sharp and
corrosive tools to polish and clean)
Note: the nozzle is high temperature, and the operation
should be careful of scalding;
(2) Replacement :(perform the second and fourth steps
for high temperature printing head)
Step 1: Normal temperature print head will heat up the
nozzle
(about
150℃).
Step 2: Remove the quick detachable head, hold the
heating block with pliers, and remove the nozzle
counterclockwise with sleeve
Step 3: Take out a new nozzle and wrap the thread part
of the nozzle about 7 turns clockwise with the raw
material belt and press the thread out;
Step 4: Reinstall the nozzle into the print head using duck
bill pliers and sleeve
Note: The nozzle is always under high temperature
during the whole operation. It is recommended to wear
protective gloves
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