¶ 1.Tools：
- S2.5 Allen key
- S3.0 Allen key
¶ 2.Replacement Steps:
¶ Step 1: Turn off the Printer
Before proceeding with the replacement, ensure that the printer turned off and disconneche power to ensure safe operations.
¶ Step 2: Disassemble Z-Axis Lead Screw Top Cover
Use an S3.0 Allen key to remove the two screws securing the top cover.
¶ Step 3: Disassemble Z-Axis Lead Screw Coupler
①Use an S2.5 Allen key to loosen the two screws on the coupler.