¶ 1. Hot end kit
The hot end kit includes a nozzle, heating block, throat, heating ring, and temperature sensor.
¶ 2. When to replace
¶ (1). The throat is bent, deformed or broken;
¶ (2). The hot end is leaking and the material is seriously blocked;
¶ (3). The heating ring or temperature sensor is damaged.
¶ 3. Tools and materials needed
H2.0 Allen wrench
H1.5 Allen wrench
New hot end kit
pliers
¶ 4. Replacement steps
Note: Before replacement, please heat and eject the consumables first, and then disassemble them; the disassembly operation needs to be performed when the machine is powered off.
¶ (1). Use the H2.0 Allen wrench in the accessory box to remove the two screws fixing the effector cover and remove the cover.
¶ (2). Unplug the effector cable, USB cable, fan and heating ring ports on the effector PCB board.
¶ (3). Remove the three screws holding the effector PCB board and gently unplug the temperature sensor port.
NOTE: The port for the temperature sensor is on the back of the effector pcb board
¶ (4). Use the H2.0 hexagonal wrench in the accessory box to remove the four screws fixing the hot end on the ceiling and take out the entire hot end.
¶ (5). Use an H1.5 hex wrench to remove the screws fixing the throat pipe and heating block, and take out the damaged heat transfer assembly.
¶ (6). Replace the hot end kit with a new one and install it according to the steps. Pay attention to sorting out the wire sequence before installing the effector shell and placing the wire sequence inside the shell.
