8.4 Replace a Cooling Fan and Circulation Fan
330 SIEPYEUOQ2A01A AC Drive Q2A Technical Manual
5. Unplug the power supply connector, remove the screws that safety the cooling fan and circulation fan, and
then remove the fans.
A - Cooling Fan
B - Relay connector
C - Fan unit base
D - Circulation Fans
Figure 8.51 Remove the Cooling Fan
■ Install a Fan
Reverse the removal procedure to install a cooling fan.
1. Connect the drive and the fan connector.
A - Cooling Fan
B - Fan unit base
C - Circulation Fans
Figure 8.52 Connect Connector
2. Align the pins on the fan unit base with the notches on the fan, and use the screws to safety.
Tighten the M4 screws to a tightening torque of 0.98 N∙m to 1.33 N∙m (8.67 lb.∙in. to 11.77 lb.∙in.).