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66
UP 300 Service Manual
Operation Guide 29- Method of replacing Z-
axis screw motor
Tools
Hex wrench,
pliers, cable tie
1. Remove the 4 screws securing the rear panel and remove the rear panel;
2. Then cut off the cable tie that bundles the Z-axis motor cable with pliers, unplug the Z-axis motor cable from the mainboard;
unwind the winding tube that wraps the Z-axis motor cable;
3. Remove the 8 screws that lock the rear shield and remove the front shield from above;
4. Remove the 4 screws that lock the Z-axis motor;
5. Remove the 2 screws that lock the platform connection plate. At this time, the Z-axis motor can be removed.
Note: Do not damage the FFC cable when removing the front shield.