ABB ACS580MV Hardware Manual page 117

7. Unscrew the support plate from the fan.
NOTICE
Type and quantity of the hex-head screws depend on the impeller model.
M8/10X25
8. Replace the fan and re-assemble in reverse order of removal.
* depends on site situation, ACS580MV fan box can be mounted backward, the screw
positions are compatible between fan box and cabinet top plate. The procedure can refer
to instruction above. For details of the EC fan box outline see ACS580MV Air duct
interface Outline Drawing of EC Fan Box.
combination screw
Maintenance 117