I3 X axis assembly

Assembly instructions

1. Bill of materials
2. The main panel frame assembly
3. Y-axis assembly
4. X-axis assembly
5. Z-axis assembly
6. Connecting X-axiz and Z-axiz
7. Power and LCD assembly
8. Extruder assembly
9. Heated bed assembly
10. power switch and end stops assembly
11. Control Board assembly and wiring
12. Circuit Diagram

Need Parts

• 1. 2×M8*370 mm Axis
• 2,3,4,5. 4×RP plastic parts
• 6. 8×8UU Bearing
• 7. 2×M5 NUT
• 8. 1×Pulley
• 9. 2×Single Bearing
• 10.8×M3flat gasket
• 11.4×M3 LOCK NUT
• 12.3×M3*12 screw
• 13.2×M3*20 Countersunk head
• 14.1×M3*25 screw
• 15.2×M3 NUT 2×M3*6 blunt end headless screws
• 16.1×Synchronous belt
• 17.8×Tie
• 18.1×NEMA 17

RP Plastic Part

Step 1

You need the 5mm dill, Set counterclockwise rotation and drill progressively and carefully along the axis.

5mm drill

5mm drill

Step 2

You need 3mm drill.Set counterclockwise rotation and drill progressively and carefully along the axis.

3mm drill

3mm drill

Step 3

You need 8mm drill.Set counterclockwise rotation and drill progressively and carefully along the axis.

8mm drill

8mm drill

X End Idler & X End Motor assembly

Step 1

You need the 15 parts.First put the M3 nut in the hole, then tighten the M3*6 blunt end headless screws.

M3 NUT

M3*6 blunt end headless screws

Step 2

You need the 9,10,11,14 parts.Please assemble in accordance with the picture.

M3*25 screw× 1，M3 LOCK NUT ×4 ，M3 flat gasket ×2 ，Single Bearing ×2

Step 3

You need the 7 parts.Please install the M5 nut to plastic parts (red mark).

M5 Nut ×2

Step 4

Push two LM8UU linear bearings in the X End Idler and two LM8UU linear bearings in the X End Motor. They can be pushed with hands but you can use a rubber mallet carefully if necessary.

8UU×4

X Carriage

Insert four LM8UU linear bearings on the X Carriage and fix them with eight zip-ties. Make sure to put the « head » of the zip-tie on bearings side.

8UU×4

X-Axis assembly

Step 1

Slide the X Carriage assembly carefully through smooth rods.

Step 2

Push two smooth rods M8x370 mm through the X End Motor. Use a rubber mallet carefully if necessary.

Step 3

Insert the X End Idler assembly and adjust the distance between both Z-axis。

X-axis motor assembly

You need the 8,12,18 parts.Please assemble the X axis motor according to the picture.

NEMA17 motor × 1，Pulley ×1，M3*12 screw×3