Yamaha 4-axis model, 3-axis model owner manual Replacing the speed reduction belt 11-31

7 Adjusting the Timing Belt Tension			11-22
7-1 Adjusting the drive belt tension			11-23
7-2 Adjusting the speed reduction belt tension			11-25
8 Periodic inspections			11-27
8-1	Replacing the motor		11-27
8-2 Replacing the drive belt			11-28
8-3 Replacing the speed reduction belt			11-31
8-4	Replacing the slider		11-32
8-5	Replenishing the grease		11-33
	8-5-1 Replenishing grease to the linear guide		11-33
	8-5-2	Replenishing grease to the ball screw (ZF)	11-35
8-6	Periodic inspection of the ZS/ZRS unit		11-36
	8-6-1	Replenishing grease to the Z-axis ball screw and ball spline	11-36
	8-6-2	Adjusting the R-axis belt tension (ZRS)	11-37
	8-6-3	Replacing the R-axis harmonic drive (ZRS)	11-38