47
UP 300 Service Manual
Operation Guide 13- Method of replacing nozzle
PCB board, heating parts, nozzle parts
Tools
2mm hex wrench, 2.5 hex wrench
1. First remove the two terminals of the two
nozzle fans;
2. Then remove the nozzle cover in the
direction of the arrow;
3. Use a hex wrench to remove the screws fastening the nozzle
board;
4. Then remove the motor wire terminal and heating element
terminal on the nozzle board, and then replace the nozzle PCB
board.
5. Use a hex wrench to remove the two screws fastening the heat sink. This also
removes the heating element.
Always remove
the wire before
removing the
nozzle, and then
use a special
wrench to
remove the
nozzle
clockwise.
Note: The PLA nozzle is removed in the same way as the ABS
nozzle, except that the heating element has one end cap and no
grooved clamp is installed.
PLA
heating
element is
installed
without
grooved
clamp
Pay
attenti
on to
the
directio
n of
the
heatin
g parts
when
replaci
ng
