YASKAWA Varispeed V7 Instruction Manual page 206

Replacement of Cooling Fan
Inverters with Width of 68 mm (2.68 inches), 140 mm (5.51
inches), or 170 mm (6.69 inches)
1. Removal
1. Press the right and left catches
on the fan cover in direction 1,
and then pull them in direction
2 to remove the fan cover from
the Inverter.
2. Pull the wiring in direction 3
from the fan cover rear face,
and remove the protective tube
and connector.
3. Open the left and right sides of
the fan cover to remove the
cooling fan from the cover.
2. Mounting
1. Mount the cooling fan on the
fan cover. The arrow mark to
indicate the airflow direction
of the cooling fan must be on
the opposite side to the cover.
2. Connect the connector and
mount the protective tube
firmly. Mount the connector
joint section on the fan cover
rear face.
3. Mount the fan cover on the
Inverter. Always mount the
right and left catches on the
fan cover on the heatsinks.
8. Maintenance and Inspection
1
1
2
Airflow direction
1
1
3
205