Annual Maintenance; Alarm Reference - Huawei NetCol8000-C070 User Manual

NetCol8000-C(070, 130, 190) In-room Chilled Water
Smart Cooling Product
User Manual
Item

6.1.3 Annual Maintenance

Table 6-3 Annual Maintenance
Mainte
nance
Item
T/H
sensors
Heat
exchan
ger

6.2 Alarm Reference

● If the Clear button is not displayed on the Details screen of an alarm, the
alarm can be automatically cleared. Such an alarm can be automatically
cleared after the fault is rectified.
● If the Clear button is displayed on the Details screen of an alarm, the alarm
can be manually cleared. Such an alarm is manually cleared by tapping the
Clear button after the fault is rectified.
● The alarm clearance type varies depending on the smart cooling product
model. Some alarms can be cleared automatically and manually. You can clear
alarms based on the site requirements.
Issue 07 (2021-12-30)
Method (Monthly
Maintenance)
Check that the air
deflector is adjusted to a
proper angle.
Operation
(Semiannual
Maintenance)
Check that the
temperature and
humidity readings are
correct as measured.
Check that no foreign
matter exists on the
heat exchanger surface.
NO TICE
Copyright © Huawei Technologies Co., Ltd.
Troubleshooting
Adjust the angle of the air deflector
again.
Troubleshooting
If the temperature deviation is greater than
1°C or humidity deviation is greater than
5%, calibrate or replace the humidity and
temperature sensor.
Remove foreign matter.
6 Maintenance
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