Huawei NetCol8000-C070 User Manual page 181

NetCol8000-C(070, 130, 190) In-room Chilled Water
Smart Cooling Product
User Manual
8.
9.
10. Turn on the general switch and fan switch QF4. The LCD lights up. Choose
11. Tap Repair in the lower left corner. The Connect the cable to the
Issue 02 (2020-08-30)
Figure 6-24 Removing a connection box cover
Open the connection box. Hold the area marked by gray in the following
figure using a small flat-head screwdriver, remove the signal cable and power
cable shown in the following figure, and then remove the screw in the area
marked by yellow (namely, the PE cable) using a flat-head screwdriver.
Figure 6-25 Removing a connection box cover
Reinstall the fan by performing
Alarms > Query Act. Alarms and tap Indoor fan 2 communication failure
(used as an example) to display the Details page.
NO TICE
● If two or more fans need to be replaced onsite, replace the first fan and
clear its alarm. After replacing the first fan, power off the smart cooling
product. Then replace the next fan and clear its alarm.
● Ensure that the indoor fan communication failure alarm to be cleared
corresponds to the fan that is being processed.
communications port on the fan to be repaired and disconnect the cables
Copyright © Huawei Technologies Co., Ltd.
6 System Operation and Maintenance
Step 8 to Step 2 and connect the cable.
173