6.5.4.2 Setting Communications Parameters (Modbus-RTU Protocol)...................................................................189
6.5.4.3 Setting Communications Parameters (Modbus-TCP Protocol).................................................................... 190
6.5.4.4 Setting Communications Parameters (SNMP Protocol).................................................................................191
6.5.4.5 (Optional) Setting WiFi Parameters......................................................................................................................194
6.5.5 (Optional) Setting WiFi Parameters......................................................................................................................... 194
6.6 Startup....................................................................................................................................................................................195
6.7 Charging the Remaining Refrigerant...........................................................................................................................199
6.8 Wizard Startup.................................................................................................................................................................... 200
6.9 (Optional) Power-O........................................................................................................................................................202
6.10 Checking After Commissioning................................................................................................................................... 202
7 WebUI.................................................................................................................................... 204
7.1 Preparations and WebUI Login...................................................................................................................................... 204
7.2 Introduction to the WebUI.............................................................................................................................................. 207
8 Operation and Maintenance............................................................................................ 208
8.1 Data Record..........................................................................................................................................................................208
8.2 Indoor Unit Routine Maintenance................................................................................................................................ 209
8.2.1 Monthly Maintenance................................................................................................................................................... 209
8.2.2 Quarterly Maintenance................................................................................................................................................. 210
8.2.3 Yearly Maintenance........................................................................................................................................................ 211
8.3 Outdoor Unit Routine Maintenance............................................................................................................................ 212
8.3.1 Monthly Maintenance................................................................................................................................................... 212
8.3.2 Semi-annual Maintenance...........................................................................................................................................213
8.4 Water Cooling Module Routine Maintenance..........................................................................................................214
8.4.1 Monthly Maintenance................................................................................................................................................... 214
8.4.2 Semi-Annual Maintenance.......................................................................................................................................... 215
9 Troubleshooting...................................................................................................................216
10 Alarm Reference................................................................................................................221
11 Parts Replacement............................................................................................................256
11.1 Replacing an Air Filter.................................................................................................................................................... 256
11.2 Replacing a
Dierential Pressure Switch................................................................................................................. 258
11.3 Replacing a Drive............................................................................................................................................................. 259
11.4 Replacing a Fan Drive (NetCol8000-A055/A060/A120)..................................................................................... 260
11.5 Replacing a Wet Film Humidier............................................................................................................................... 262
11.6 Replacing an Electric Heater........................................................................................................................................ 263
11.6.1 Replacing an Electric Heater (Upow)................................................................................................................. 264
11.6.2 Replacing an Electric Heater (Downow)........................................................................................................... 265
11.7 Replacing a Compressor................................................................................................................................................ 266
11.8 Replacing a Filter Dryer................................................................................................................................................. 270
11.9 Replacing an Indoor Fan................................................................................................................................................272
11.9.1 Replacing an Indoor Fan (NetCol8000-A045U)................................................................................................. 272
NetCol8000-A(045, 055, 060, 090, 120) In-room Air
Cooled Smart Cooling Product
User Manual Contents
Issue 05 (2020-10-10) Copyright © Huawei Technologies Co., Ltd. vii