YASKAWA Z1000U Technical Manual page 267

3.
Unplug the relay connectors and release the cable from the hooks.
4.
Loosen the 3 screws, then slide the circulation fan unit and carefully pull it out.
A –Screw locations
n Installing the Circulation Fan
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 causing an injury. Take special care when removing/reattaching the terminal covers for larger drives.
1.
Reverse the procedure described above to install the replacement circulation fan unit.
Note: 1. Replace the whole unit when performing maintenance on the circulation fans.
2. Place the cables back into the hooks to secure.
3. Do not pinch the fan cable between parts when reassembling the fan unit.
4. Tighten the screws firmly so they do not come loose.
YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual
Figure 7.33 Unlock the Cable Hooks
Figure 7.34 Unplug the Relay Connector
A
Figure 7.35 Remove the Circulation Fan
7.5 Drive Cooling Fans
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