Maintenance 7. Arm #3
118 LS Rev.10
Mount the brake to the brake plate.
Mount the pulley and brake hub to the Joint #3
motor.
Insert the brake hub and secure it when it touches
the
the pulley when the pulley end face touches
Fix the pulley leaving 0.5 mm space from the
motor plate.
Make sure to leave 0.5 mm between the
motor plate and the pulley with the motor
plate installed.
Insert the brake hub all the way seated in the
pulley and secure it.
M5×8 Set Screw
+ M5 Bushing
the set screws vertically on the flat face of the motor shaft.
Insert a bushing into the other set
screw hole to prevent damage to the motor shaft.
Joint #3 motor unit to the Z plate.
Align the position of the disk on the brake and the
hub.
When the brake disk is not aligned,
after connecting the connector
and pressing the brake release switch to
The motor cable must face the other side of the
brake plate support columns.
Mount the Joint #3 motor unit
details, refer to the section 7.2
the Timing Belt.
Z belt tension
69 N (7.0 ± 0.5 kgf)
check belt tension with the tension meter, refer to Maintenance:
7.4 Checking the
Timing Belt Tension (Z Belt).
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