Yaskawa Z1000U HVAC Matrix Bypass - Manual (Page 297)

Figure 7.33 Unlock the Cable Hooks
3.
Unplug the relay connectors and release the cable from the hooks.
Figure 7.34 Unplug the Relay Connector
4.
Loosen the three screws, then slide the cooling fan unit up and carefully pull it out.
A
A –Screw locations
Figure 7.35 Remove the Circulation Fan
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 cooling fan unit.
Note: 1. Replace the whole unit when performing maintenance on the cooling 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.
7.5 Drive Cooling Fans
YASKAWA SIEP YAIZ1D 01A Z1000U HVAC MATRIX Drive Bypass Technical Manual 297
7
Periodic Inspection & Maintenance