Difference between revisions of "Geeetech Mizar S 3D Printer"

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(How to replace a hotend)
(How to replace a hotend)
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'''Step 1 Preparing'''
 
'''Step 1 Preparing'''
  
 
[[File:Mizars002.png]]
 
 
Preheat the nozzle to 220 Celsius from the LCD menu, then unload the filament from the hotend.
 
Preheat the nozzle to 220 Celsius from the LCD menu, then unload the filament from the hotend.
  
[[File:Mizars019.png]]
 
 
Remove the Teflon tube from the hotend.
 
Remove the Teflon tube from the hotend.
 
  
 
<big>'''Before moving to step 2, remember to turn the printer off and unplug it from the socket!'''</big>
 
<big>'''Before moving to step 2, remember to turn the printer off and unplug it from the socket!'''</big>
Line 52: Line 48:
 
'''Step 2 Disassembling the hotend'''
 
'''Step 2 Disassembling the hotend'''
  
 
[[File:Mizars008.png]]
 
 
Remove the hotend housing and disconnect the hotend thermistor.
 
Remove the hotend housing and disconnect the hotend thermistor.
  
 
[[File:Mizars009.png]]
 
 
Release and remove the two screws that secure the hotend, then unplug all the cables on the extension board.
 
Release and remove the two screws that secure the hotend, then unplug all the cables on the extension board.
  
 
[[File:Mizars010.png]]
 
 
[[File:Mizars011.png]]
 
 
Remove the extension board and the part cooling fan.
 
Remove the extension board and the part cooling fan.
  
[[File:Mizars012.png]]
 
 
Remove the strain gauge.
 
Remove the strain gauge.
 
  
  
 
'''Step 3 Disconnecting the hotend cables'''
 
'''Step 3 Disconnecting the hotend cables'''
  
[[File:Mizars013.png]]
 
 
Remove the bottom cover and disconnect the cooling fan.
 
Remove the bottom cover and disconnect the cooling fan.
  
 
[[File:Mizars014.png]]
 
 
Disconnect the heater cartridge.
 
Disconnect the heater cartridge.
  
 
[[File:Mizars016.png]]
 
 
Cut off the heat-shrink tubing from the connection wire. Avoid cutting the cable.
 
Cut off the heat-shrink tubing from the connection wire. Avoid cutting the cable.
  
 
[[File:Mizars018.png]]
 
 
Remove the old heater cartridge.
 
Remove the old heater cartridge.
  

Revision as of 09:25, 9 March 2023

Introduction

Product details

Unpacking and proper handling

Slicing

Printer maintenance

How to replace a hotend

Tools necessary for this guide
Wrench size 10 mm

Allen keys – 1.5/2/2.5/3 mm

Flat screwdriver tip width 2.5 mm

Diagonal pliers

Electrical tape

Zip ties

Craft knife or equivalent


Step 1 Preparing

Preheat the nozzle to 220 Celsius from the LCD menu, then unload the filament from the hotend.

Remove the Teflon tube from the hotend.

Before moving to step 2, remember to turn the printer off and unplug it from the socket!


Step 2 Disassembling the hotend

Remove the hotend housing and disconnect the hotend thermistor.

Release and remove the two screws that secure the hotend, then unplug all the cables on the extension board.

Remove the extension board and the part cooling fan.

Remove the strain gauge.


Step 3 Disconnecting the hotend cables

Remove the bottom cover and disconnect the cooling fan.

Disconnect the heater cartridge.

Cut off the heat-shrink tubing from the connection wire. Avoid cutting the cable.

Remove the old heater cartridge.

How to clean the hotend and replace a nozzle

Tools necessary for this guide
Tweezers for nozzle

Wrench size 6/10/20 mm

Cleaner rod (1.5mm diameter, 100mm length)

Needle for nozzle

Allen key - 2 mm

How to replace a control board

Tools necessary for this guide
Allen keys – 2.5/3 mm

Flat screwdriver tip width 2.5 mm

How to replace PSU

Tools necessary for this guide
Allen keys - 2.5/3 mm

Philips screwdriver for PSU cables

How to replace a hotbed

Tools necessary for this guide
Allen keys – 3 mm

Flat screwdriver tip width 2.5 mm

Diagonal pilers

Zip ties

How to replace a screen

Tools necessary for this guide
Allen keys - 2.5/3 mm