8.4 Replace a Cooling Fan and Circulation Fan
338 SIEPYEUOQ2A01G AC Drive Q2A Technical Manual
3. Disconnect the relay connector then remove the fan unit.
Figure 8.43 Remove the Fan Unit
4. Remove the screws that safety the cooling fan and remove the fan.
A - Cooling Fan
Figure 8.44 Remove the Cooling Fan
■ Install Circulation Fans
Reverse the removal procedure to install a circulation fan.
1. Connect the drive and the fan connector.
A - Cooling Fan B - Fan unit base
Figure 8.45 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.).