¶ 1.Tools：
- S2.5 hex 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 the Z-axis Lead Screw Couple
Use an S2.5 hex key to loosen the two screws on the coupler.
Lift the lead screw upward by hand to separate it from the coupler, and remove the coupler.
¶ Step 3: Disassemble the Z-axis Motor Bracket
①Disconnect the wiring terminal from the Z-axis motor.
②Use an S3.0 hex key to loosen the two screws fixing the motor bracket, and remove the motor assembly.
③Use an S2.5 hex key to unscrew the two screws fixing the Z-axis motor, and detach the motor bracket.
¶ Step 4: Replace the Z-axis Motor Bracket
①Install the new Z-axis motor bracket using an S2.5 hex key.
②Use an S3.0 hex key to reattach the motor assembly to the gantry.
③Reconnect the motor wiring to the motor port.
¶ Step 5: Install the Coupler and Lead Screw
①Place the coupler back onto the motor rotor, manually raise the lead screw to insert it into the coupler hole.