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NetCol8000-C(070-260) In-room Chilled Water Smart
Cooling Product
User Manual
Figure 6-28 Removing the screws securing the fan to the bottom plate
Step 9 Reinstall the fan by performing
Step 10 Turn on the general switch and fan switch QF4. The LCD lights up. Choose Alarms > Query
Act. Alarms and tap Indoor fan 2 communication failure (used as an example) to display
the Details page.
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.
Step 11 Tap Repair in the lower left corner. The Connect the cable to the communications port on
the fan to be repaired and disconnect the cables from the communications ports on other
faulty fans. message is displayed. Then tap Yes. The command is triggered successfully and
the alarm is cleared.
Step 12 On the home screen, choose Maint > Diagnostic Mode > Enter and speed up the indoor fan
to check that the fan rotational speed is normal. Then exit from the diagnostic mode.
Step 13 Install the fan maintenance baffle and close the front door.
Step 14 On the home screen, choose Maint > Performance Maint to enter the Performance Maint
screen and clear the runtime of the indoor fan.
----End
Issue 06 (2020-01-13)
Step 8
to
Copyright © Huawei Technologies Co., Ltd.
6 System Operation and Maintenance
Step 3
and connect the cable.
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