Yamaha 3-axis model, 4-axis model owner manual Periodic inspections, Replacing the motor

Chapter 11 FXYBX/SXYBX

8 Periodic inspections

The inspection periods and general precautions are described in Chapter 4 Peri- odic Inspections. Always refer to that Chapter before starting this work.

WARNING

Always turn the controller power OFF before starting periodic inspec- tions. Serious accidents could occur if the robot starts moving during the periodic inspection.

8-1 Replacing the motor

!CAUTION

The position will deviate when the motor is replaced. After replacing the motor, return-to-origin must be carried out and the point data must be reset. Remem- ber the relation of the installation positions when removing any parts.

1)Turn the controller power OFF.

2)Remove the belt cover.

3)Remove the motor case and motor cover.

Motor cover

Motor case

4) Remove the four motor installation bolts, and remove the motor.

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