Prepare the Printer:

• Turn on the M5 switch.
• Click Control > Move on the screen to lift the Z-axis of the nozzle assembly by 200mm and move it to the middle of the X-axis for easy access.

Remove the Left Shoulder Cover:

• Use an H2.0 hex wrench to unscrew the upper bolt and the bottom two bolts of the left shoulder.

Upper bolt

Bottom bolts

Remove the Front Cover:

• On the upper left shoulder, remove the front cover from bottom to top.

Tighten the Back Shell Retaining Bolts:

• Use an M2.0 hex wrench to tighten the three retaining bolts of the back shell.

1. Reinstall the Front Cover:
   1. On the upper left shoulder, reinstall the front cover from top to bottom.
2. Secure the Left Shoulder Cover:
   1. Use an H2.0 hex wrench to secure the upper bolt and the bottom two bolts of the left shoulder.

If you encounter any issues or need further assistance, please get in touch with AnkerMake customer support at us.