7.4 Cooling Fan and Circulation Fan
414 YASKAWA ELECTRIC SIEP C710636 02B YASKAWA U1000 Technical Manual
5. Loosen the twelve screws, then slide the cooling fan unit and carefully pull it out.
Figure 7. 41
Figure 7.41 Removing the Cooling Fan Unit
Installing the Cooling Fan Unit
CAUTION! Crush Hazard. Do not completely remove the cover screws, just loosen them. If the cover screws are removed completely,
the terminal cover may fall off and cause an injury. Take special care when removing and reattaching the terminal covers for larger
drives.
1. Reverse the procedure described above to install the replacement cooling fan unit.
Note: 1. Replace the whole unit when performing maintenance on the cooling fan unit.
2. Do not pinch the fan cable between parts when reassembling the fan unit.
3. Tighten the screws firmly so they do not come loose.
Figure 7. 42
Figure 7.42 Installing the Cooling Fan Unit
2. Turn on the power supply and set o4-03 to 0 to reset the Maintenance Monitor cooling fan operation time.
Removing the Control Board Cooling Fan Unit
1. Unplug the relay connectors and free the cable from the control board cooling fan unit.
Figure 7. 43
Figure 7.43 Unplug the Relay Connector
Twelve-screw locations
SIEP_C710636_02B_1_0.book 414 ページ ２０１５年１１月２５日 水曜日 午後４時５６分
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