Z- axis Height Adjustment Instruction
If after installation, the cutting head cannot be moved to a proper position (too high or under water), try to follow the solution below to adjust the height of the Z- axis to avoid damage to the cutting head.
1. Unscrew all the screws around the cover
2. Remove the cover
3. Loosen the remaining 4 screws while holding the Z-axis in case of its dropping off.
Then adjust the Z- axis to a proper height.
4. Tighten the screws and install the cover back.
For more details about this problem, see the pictures in the attachment.