Difficulty
Moderate
Steps
10
Time Required
- Stage 04: Assembly 10 steps
In Progress
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Quiz
0
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Use two M2.5 x 6mm bolts to fix the servo onto the backplate.
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Make sure that the servo shaft is centrally aligned with the backplate.
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Insert an M5 x 20mm bolt with a needle bearing and shim.
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M5 x 20mm Bolt
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Needle Bearing
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Shim
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On the other side of the heatsink slide on another needle bearing.
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Begin by preparing the backplate with two M3 x 30mm bolts as shown.
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Drop an M5 nut into the back of the Backplate.
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Fix the assembly together, making sure that there is no play in the switching motion.
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The bolt should be tightened down enough to allow the heatsink to rock, but there shouldn't be any play along the axis of rotation or on the plane of contact.
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Fix the Probe and Fan mount onto the back of the backplate with an M3 x 6mm button head bolt.
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The part cooling fan shroud is a 3D-printed ABS part. Begin by removing the support with a pair of pliers by pulling on the tab.
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Fix the fan shroud onto the blower fan. The fan shroud is designed to snap in place.
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Fix onto the Backplate with a M4x22mm
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Fix onto the Probe and Fan Mount with a M4 x 22mm bolt and M4 Nyloc nut.
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Fix the 3D printed probe mount to the metal mount like shown with two M3 x 6mm bolts.
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Remove the nuts and washers from the probe and fix the probe to the mount, again with two M3 x 6mm bolts.
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Adjust the probe so that the bottom of it is level with the bottom of the fan shroud, like shown.
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Note, we've had to back track a little here, that's why more of the assembly is done in the images.
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Fix the two 30mm fans onto the heatsink. Orientate the cables as shown.
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M3 x 16mm bolt
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M3 x 12mm bolt
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Take two heaters and fix them to the heater blocks.
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Fix two thermistors to the blocks. We've shown two high temp. thermistors being installed here, but it is identical for the low temp thermistors too.
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Make sure to match the orientation as shown in the photos. The two blocks should be mirrored.
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Fix onto both the heater blocks, the heatbreak.
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and the nozzle.
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Make sure that the nozzle is tight against the heatbreak but leave a slight gap between the nozzle and heater block when tightening. The nozzle will need to be tightened again when hot.
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