Huawei NetCol8000-C070 User Manual page 8

NetCol8000-C(070, 130, 190) In-room Chilled Water
Smart Cooling Product
User Manual Contents
4.5.1 Setting T/H Sensor Parameters.................................................................................................................................. 100
4.5.2 (Optional) Setting the Pressure Difference Control............................................................................................102
4.5.3 Setting Teamwork Control Parameters................................................................................................................... 103
4.5.4 Setting Communications Parameters....................................................................................................................... 109
4.5.4.1 Setting Access Control Parameters........................................................................................................................ 109
4.5.4.2 Setting Communications Parameters (Modbus RTU Protocol)................................................................... 110
4.5.4.3 Setting Communications Parameters (Modbus TCP Protocol).................................................................... 110
4.5.4.4 Setting Communications Parameters (SNMP Protocol).................................................................................112
4.5.5 (Optional) Setting WIFI Parameters.........................................................................................................................115
4.5.6 Correlation Relationship of Parameters.................................................................................................................. 116
4.6 Startup.................................................................................................................................................................................... 117
4.7 Wizard Startup.................................................................................................................................................................... 122
4.8 (Optional) Power-Off........................................................................................................................................................125
4.9 (Optional) Antifreezing.................................................................................................................................................... 126
4.10 Checking After Commissioning................................................................................................................................... 128
5 WEB Introduction................................................................................................................ 129
5.1 Preparations and WebUI Login...................................................................................................................................... 129
5.2 WebUI Description............................................................................................................................................................. 132
6 Maintenance.........................................................................................................................134
6.1 Routine Maintenance........................................................................................................................................................ 134
6.1.1 Monthly Maintenance................................................................................................................................................... 135
6.1.2 Semi-annual Maintenance Items...............................................................................................................................136
6.1.3 Annual Maintenance......................................................................................................................................................138
6.2 Alarm Reference..................................................................................................................................................................138
6.3 Troubleshooting.................................................................................................................................................................. 159
6.4 Parts Replacement............................................................................................................................................................. 162
6.4.1 Replacing a Fan............................................................................................................................................................... 163
6.4.1.1 Replacing a Fan (Upflow)......................................................................................................................................... 163
6.4.1.2 Replacing a Fan (Downflow)................................................................................................................................... 168
6.4.2 Replacing an Air Filter................................................................................................................................................... 171
6.4.2.1 Replacing an Air Filter (Upflow)............................................................................................................................ 171
6.4.2.2 Replacing an Air Filter (Downflow)...................................................................................................................... 172
6.4.3 Replacing an Electric Heater....................................................................................................................................... 172
6.4.3.1 Replacing an Electric Heater (Upflow)................................................................................................................ 173
6.4.3.2 Replacing an Electric Heater (for a Downflow Model).................................................................................. 174
6.4.4 Replacing a Display Module........................................................................................................................................ 176
6.4.5 Replacing a Differential Pressure Switch................................................................................................................ 176
6.4.6 Replacing a Wet Film Humidifier.............................................................................................................................. 178
6.4.6.1 Replacing a Wet Film Humidifier (for an Upflow Model).............................................................................178
6.4.6.2 Replacing a Wet Film Humidifier (for a Downflow Model)......................................................................... 179
6.4.7 Replacing a Built-in Water Valve Actuator............................................................................................................ 181
6.4.8 Replacing a PSU.............................................................................................................................................................. 184
Issue 07 (2021-12-30) Copyright © Huawei Technologies Co., Ltd. vii