Before proceeding with the replacement, ensure that the printer turned off and disconneche power to ensure safe operations.
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.
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.
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.
①Place the coupler back onto the motor rotor, manually raise the lead screw to insert it into the coupler hole.