MICRO SWISS M3103 FlowTech Hotend Installation Guide
- May 15, 2024
- MICRO SWISS
Table of Contents
SKU M3103
Micro Swiss FlowTech™ Hotend for Creality Ender-3 V3 KE
INSTALLATION INSTRUCTIONS
M3103 FlowTech Hotend
Tools Required:
1.5mm Allen wrench
2.0mm Allen wrench
7mm wrench
What’s in the box:
Silicone Sock
Heater Core
0.4mm Nozzle
Copper Thermal Adapter
Titanium Mounting Screw (2x)
STEP 1
REMOVE THE FAN SHROUD
⚠ For your safety – allow the hotend to cool to room temperature and
disconnect the power cable.
-
Remove the three screws securing the fan shroud and pull the fan shroud off of the print head.
(2.0mm Allen wrench) -
Disconnect the two part cooling fan cables from the break out board.
STEP 2
UNSCREW THE CR-TOUCH
- Remove the two screws holding the CR-Touch probe.
(2.0mm Allen wrench)
The CR-Touch can remain attached to the cable, it will only need to be moved aside to gain access the set screw in the cooling block in the following steps.
STEP 3
LOOSEN THE THERMAL BREAK
- Loosen the set-screw located on the back-side of the cooling block.
(2.0mm Allen wrench)
STEP 4
REMOVE THE SILICONE SOCK
⚠ Verify the hotend is at room temperature before touching it.
- Pull the silicone sock off of the heater core.
There is a ridge near the bottom of the stock hotend so the silicone sock will need to be pinched and pulled over the ridge.
STEP 5
REMOVE THE HEATER CORE
-
Remove the two screws that secure the heater core to the cooling block.
(1.5mm Allen wrench) -
Disconnect the to heater and thermistor connectors from the breakout board.
STEP 6
INSTALL THE COPPER THERMAL ADAPTER
-
Insert the copper thermal adapter into the cooling block.
Ensure that the larger hole is at the bottom. -
While continuing to push the copper thermal adapter up, tighten the set screw located at the back of the cooling block.
(2.0mm Allen wrench)
STEP 7
REINSTALL THE CR-TOUCH
- Reattach the CR-Touch probe to the carriage.
(2.0mm Allen wrench)
STEP 8
INSTALL THE HEATER CORE
-
While holding the heater core with the two titanium mounting screws on each side, push the screws into the cooling block.
-
Tighten the two screws until snug.
(1.5mm Allen wrench) -
Attach the heater and thermistor connectors to the matching ports on the breakout board.
STEP 9
INSTALL THE NOZZLE
- Tighten the nozzle until it is snug.
(7mm wrench)
Recommended torque: 15 inch-pounds / 1.7 Newton Meters.
There is no need to heat the hotend before tightening the FlowTech nozzle.
STEP 10
INSTALL THE SILICONE SOCK
- Align the cutout slot in the silicone sock with the heater core cables.
- Push the silicone sock up until it wraps around the top of the heater core.
STEP 11
REINSTALL THE FAN SHROUD
- Reattach the two part cooling fan cables to the breakout board.
- Place the fan shroud over the print head.
- Install the three screws to secure the fan shroud.
(2.0mm Allen wrench)
