Omron SYSDRIVE RV Series User Manual page 460

400 V Class Inverters of 110 kW and 132 kW
Removing the Cooling Fan
1. Remove the terminal cover, Inverter cover, Digital Operator, and front cover from the front of the Inverter.
2. Remove any cables that are connected to the cooling fan power relay board. The cable that is connected to
the control circuit terminals can be removed together with the control circuit terminal board. (Refer to page
8-20.)
3. Remove the fan cover screws and pull out the fan cover from the Inverter.
4. Remove the cooling fan from the fan cover and replace it with a new one.
Mounting the Cooling Fan
After attaching a new cooling fan, reverse the above procedure to attach all of the components.
When attaching the cooling fan to the mounting bracket, be sure that the airflow faces the top of the Inverter.
Cooling fan power relay board
Circulation fan
power connector
Fig 8.9 Cooling Fan Replacement (400 V Class Inverters of 110 kW)
Front cover mounting screws
Front cover
Terminal cover
Terminal cover mounting screws
Fan cover mounting screws
Circulation fan
mounting screws
Circulation fan
Cooling fan mounting screws
Maintenance and Inspection
Circulation fan
Airflow direction
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