Yamaha 3-axis model, 4-axis model owner manual Replacing the speed reduction belt

Chapter 11 FXYBX/SXYBX

8-3 Replacing the speed reduction belt

!CAUTION

The position will deviate when the belt is replaced. After replacing the belt, 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) Remove the belt cover.

2) Remove the four motor plate installation bolts.

Motor plate installation bolt

3)Place the motor plate near the loose side, and remove the belt.

4)First, attach the new belt to the small pulley, and then fit it onto the large pulley.

5)Refer to “Chapter 11 7-1-2. Adjusting the speed reduction belt tension”, and adjust the tension.

6)Install the belt cover.

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