Periodic Inspection and Maintenance
8
8.4 Replace Cooling Fans and Circulation Fans
YASKAWA SIEPC71061705H GA700 Series Technical Manual 407
1. Connect the relay connectors on the fan unit base to the cooling fans and the circulation fan.
A - Cooling fans
B - Relay connectors
C - Fan unit base
D - Circulation fan
Figure 8.53 Connect the Relay Connectors
2. Align the pins on the fan unit base with the notches on the fans and put the fans in the fan unit base, then
use the screws to safety them.
Tighten the screws to a correct tightening torque:
• 0.98 N∙m to 1.33 N∙m (8.67 lbf∙in to 11.77 lbf∙in)
Note:
Make sure that you do not pinch cables between the fans and the fan unit base.
A - Cooling fans
B - Fan unit base
C - Alignment pin on fan unit base
D - Circulation fan
E - Notch on fan
Figure 8.54 Install the Cooling Fans and Circulation Fan
3. Put the cables and connectors in the recess of the drive.
Note:
Safety the relay cables to the hooks.
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