ABB ACS880-207 Hardware Manual page 79

Maintenance 79
8. Put the fan onto the threaded studs on the fan holder with the airflow direction arrow
pointing towards the fan holder.
9. Install and tighten the four nuts removed earlier.
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10. Connect the fan cable.
11. Align and push the fan holder into the module.
12. Install and tighten the two screws.
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