IAI America ERC2 - Manual (Page 122)

8. Maintenance and Inspection
103
8.9 Motor Replacement Procedure
Before replacing the motor, save the latest parameter and position data.
Save the data by one of the following methods:
x Save the data to a file using the PC software.
x Prepare position/parameter tables and manually write the values.
When a new motor has been installed, enter the parameter/position data to the controller.
Follow the procedure below to replace the motor unit or coupling spacer:
x Removal
[1] Remove the coupling bolt from the rear bracket using a wrench with 3 mm width across flats.
[2] Hold the motor cover and pull backward to remove the motor unit. (Exercise caution to prevent pinching of
parts.)
Coupling bolt
Motor unit
Coupling spacer
Rear bracket
Coupling bolt
Motor unit
Coupling spacer
Rear bracket