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6.4 Nozzle Maintenance
Nozzle cleaning:
In the printing process there will be excess
filament residue melted on the nozzle for the print
item impact so need to be cleaned.
Step 1: Heat up the nozzle (the last printing
temperature shall prevail).
Step 2: Use tweezers to hold a soft fiber cloth or
some other high temperature resistant soft goods
wipe clean (prohibit the use of sandpaper blades and
other sharp with corrosive tools items grinding
cleaning).
Note: the nozzle high temperature, operation
attention to burns;
Nozzle replacement：
Normal temperature nozzles need to be
replaced as follows, high temperature nozzles refer
to peek use blockage treatment
Step 1: remove the print head with reference to
the disassembly and maintenance of the print head.
step two: the heating block using a duckbill
pliers clamp and use a 10mm socket to turn
counterclockwise to remove the nozzle.
(If you cannot turn the heating to 150 ℃ and
then remove)
Step 3: take out the new nozzle using raw
material tape clockwise around the threaded part of
the nozzle 7 turns and will be pressed out of the
thread.
Step 4: use duckbill pliers, sleeve to re-install the
nozzle into the print head.
Nozzle
replacement
requires
timely
readjustment of the nozzle and print platform pitch.
(
(For details, please refer to Printing - Installing
Print Platforms and Leveling)
