Huawei NetCol5000-A050 User Manual page 10

NetCol5000-A050 In-row Air Cooled Smart Cooling
Product
User Manual Contents
8 Maintenance.........................................................................................................................181
8.1 Indoor Unit Routine Maintenance................................................................................................................................ 181
8.1.1 Data Record...................................................................................................................................................................... 181
8.1.2 Monthly Maintenance................................................................................................................................................... 182
8.1.3 Quarterly Maintenance................................................................................................................................................. 184
8.1.4 Yearly Maintenance........................................................................................................................................................ 185
8.2 Outdoor Unit Routine Maintenance............................................................................................................................ 186
8.2.1 Monthly Maintenance................................................................................................................................................... 186
8.2.2 Semi-Annual Maintenance.......................................................................................................................................... 186
8.3 Water Cooling Module Routine Maintenance.......................................................................................................... 187
8.3.1 Monthly Maintenance................................................................................................................................................... 187
8.3.2 Semi-Annual Maintenance.......................................................................................................................................... 188
9 Alarm Reference.................................................................................................................. 189
10 Troubleshooting................................................................................................................ 190
11 Parts Replacement............................................................................................................195
11.1 Replacing an Air Filter.................................................................................................................................................... 195
11.2 Replacing an Indoor Fan................................................................................................................................................196
11.3 Replacing an Outdoor Fan............................................................................................................................................ 198
11.4 Replacing a Differential Pressure Switch................................................................................................................. 200
11.5 Replacing a Pressure Switch or Pressure Sensor................................................................................................... 202
11.6 Replacing a Compressor (Threaded Connection)................................................................................................. 204
11.7 Replacing a Compressor (Welding)........................................................................................................................... 211
11.8 Replacing a Filter Dryer (Threaded Connection).................................................................................................. 216
11.9 Replacing a Filter Dryer (Welding)............................................................................................................................ 219
11.10 Replacing a Liquid Level Detector........................................................................................................................... 224
11.11 Replacing a Condensate Pump................................................................................................................................. 227
11.12 Replacing a Wet Film Humidifier............................................................................................................................. 230
11.13 Replacing a Display Module...................................................................................................................................... 232
11.14 Replacing a Main Control Module or PSU............................................................................................................ 234
11.15 Replacing an Electric Heater......................................................................................................................................237
12 FAQ....................................................................................................................................... 241
12.1 How Do I Issue a Start/Shutdown Command?...................................................................................................... 241
12.2 Operations with a USB Flash Drive............................................................................................................................243
12.2.1 How Do I Export Data?...............................................................................................................................................244
12.2.2 How Do I Export or Import a Configuration File?............................................................................................. 245
12.2.3 How Do I Import a Certificate and Key?.............................................................................................................. 246
12.3 Display Module Screen Operations............................................................................................................................247
12.3.1 How Do I Set LAN Parameters?...............................................................................................................................247
12.3.2 How Do I Query Temperature and Humidity Curves?..................................................................................... 248
12.3.3 Querying Logs................................................................................................................................................................ 249
12.3.4 How Do I View Component Status?.......................................................................................................................250
Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd. ix