How to Install the Hot End Silicone Cover

[ Manual N Series - How to Install the Hot End Silicone Cover -V1.0 ]

Contents: 

Hot End Silicone Cover (3 pcs)


1. Home the build plate. Select 10.0mm interval, then drop the build plate to 250mm. 


2. Set the temperature to unload the filament from both extruders (recommend set the target temperature 5-10°C higher than its common printing temperature). After the unloading process is complete, remove the filament from the extruder. 


3. From the Home page. Set the nozzle temperature to 0. Wait until the temperature of extruders drop to ambient temperature to avoid high temperature injuries to hands. 


4. Use a 2.5mm hex wrench to unscrew the 2 fix screws of the extruder fan. Then use 2mm hex wrench to loosen the set screw on the side of the extruder carriage. 


Loosen the screw marked in left image and remove the hot end as shown in right image


Note: The screw marked in blue fixes left hot end. The screw marked in red fixes right hot end.


5. Install the silicone cover onto the heating block. 


6. Install the hot end and tighten the cap screws in the left image and grub screw(s) in the right image. 

Note: The screw marked in blue fixes left hot end. The screw marked in red fixes right hot end.


7. Go to Utilities tab on the touchscreen and choose the XY home icon, then Z home to bring the 

extruder and build plate to their home position. 


Disable the motor with the ‘Motor Disable’ button as marked in image 01. Then move the extruder to center position manually. 


Check the gap between the nozzle and build plate with the feeler gauge. 


Adjust the Z limit screw to adjust the trigger height in the home position. Home the Z-axis and check the gap with feeler gauge one more time until you feel resistance when passing it. 


[ Manual N Series - How to Install the Hot End Silicone Cover -V1.0 ]


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