¶ Tools
Hexagonal wrench
Cutting plier
Tweezers
Socket spanner
New strain gauge
¶ Replacement Steps
Before replacement, remove the filament from the extruder and move the hot bed to the bottom.
¶ Disassembly
Power off and unplug the power cord.
Use the hexagonal wrench to unscrew 1 screw that secures the front guide.
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Use the hexagonal wrench to unscrew 2 screws on both sides of the nozzle cover.
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Unplug the model fan wire and remove the nozzle cover.
Use the hexagonal wrench to unscrew 2 screws securing the heat break fan, and remove the heat break fan bracket.
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Unplug the heat break fan wires and remove the heat break fan.
Unplug the wires from the adapter board; use tweezers to unplug the extruder motor wires.
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Remove the silicone sleeve.
Use the socket spanner to unscrew the nozzle.
Use the hexagonal wrench to unscrew the 4 screws securing the strain gauge.
Slide the hotend assembly forward.
Use the hexagonal wrench to unscrew the 2 screws securing the strain gauge.
Remove the damaged strain gauge.
¶ Installation
Install the new strain gauge with the white adhesive side facing up.
Use the hexagonal wrench to tighten the 2 screws securing the strain gauge.
Slide the hotend assembly back.
Use the hexagonal wrench to tighten the 4 screws securing the strain gauge.
Connect the wires.
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Use the socket spanner to screw on the nozzle.
Put on the silicone sleeve.
Connect the heat break fan wire.
Organize the heat break fan wire routing.
Place the heat break fan bracket and use the hexagonal wrench to tighten the 2 screws securing the heat break fan.
Insert the model fan wire.
Install the nozzle cover and use the hexagonal wrench to tighten the 2 screws on both sides.
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Position the front guide correctly and use the hexagonal wrench to tighten the 1 screw securing the front guide.
¶ Device Self-check
Plug in the power cord and turn on the power.
Click "Settings" - “System”- "Self-check" - "Select All" - "Start detecting", wait for self-check to complete.
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