IAI America RCS2-A6R - Manual (Page 55)

4. Maintenance Inspection
49
Home position Z phase ON
position
Mechanical end
The countermark on the motor
aligns with this position.
Set by the home offset parameter.
(The above value indicates the factory setting.)
A6R : Approx. 0.7 mm
A5R : Approx. 0.7 mm
A4R : Approx. 0.6 mm
4.8 Replacing the Motor
�
[Items Required for Replacement]
� Replacement motor unit
� Allen wrenches
� Tension gauge (capable of tensioning to 7 kgf or greater)
� Strong string, looped (or long tie-band)
� Scale
� Oil-based marker pen
� PC or teaching pendant
�
[Overview of Replacement]
(1) Loosen the motor-unit affixing bolts to remove the belt, and replace the motor.
(2) Restore the home position.
Affix the slider at a position A4R is 0.6mm, A5R and A6R is 0.7mm from the mechanical end
on the home side, pass the belt, and adjust the belt to the specified tension.
(3) Perform homing using a PC or teaching pendant and check for deviation from the initial home
position.
If there is a deviation, adjust the home offset if you are using a parameter.
Replacement motor unit