Table of Contents
Advertisement
NetCol5000-A021 In-row Air Cooled Smart Cooling
Product
User Manual (208 V)
5.2.4 Partially Charging in Refrigerant ........................................................................................................................... 136
5.3 Preparing for Power-On ............................................................................................................................................ 138
5.4 Powering On the Equipment ..................................................................................................................................... 139
5.5 Commissioning Procedure ........................................................................................................................................ 139
5.6 Powering Off the Equipment .................................................................................................................................... 142
6 System Operation and Maintenance ..................................................................................... 144
6.1 Maintenance Components......................................................................................................................................... 144
6.2 Routine Maintenance Overview ............................................................................................................................... 145
6.2.1 Maintenance Tools ................................................................................................................................................. 145
6.2.2 Data Record ........................................................................................................................................................... 146
6.2.3 Monthly Maintenance ............................................................................................................................................ 147
6.2.4 Semiannual Maintenance Items ............................................................................................................................. 148
6.3 Alarm reference ........................................................................................................................................................ 150
6.4 Troubleshooting ........................................................................................................................................................ 180
6.5 Parts Replacement .................................................................................................................................................... 185
6.5.1 Replacing the Air Filter.......................................................................................................................................... 185
6.5.2 Replacing the Indoor Fan ....................................................................................................................................... 186
6.5.3 Replacing the Differential Pressure Switch ........................................................................................................... 188
6.5.4 Replacing the Compressor ..................................................................................................................................... 189
6.5.5 Replacing the Welded Filter Dryer ........................................................................................................................ 193
6.5.6 Replacing the Threaded Filter Dryer ..................................................................................................................... 196
6.5.7 Replacing the Welded Filter Dryer with the Threaded Filter Dryer ....................................................................... 199
6.5.8 (Optional) Replacing the Humidifier Cylinder ...................................................................................................... 202
6.5.9 Replacing a Component Inside the Electric Control Box ...................................................................................... 204
6.5.10 Replacing the T/H Sensor .................................................................................................................................... 205
6.5.11 Replacing the Module .......................................................................................................................................... 206
6.5.12 (Optional) Replacing the Liquid Level Detector ................................................................................................. 208
6.5.13 Replacing the Water Pump ................................................................................................................................... 211
6.5.14 Replacing the LCD .............................................................................................................................................. 215
A Acronyms and Abbreviations ................................................................................................ 217
B Base Dimensions ...................................................................................................................... 219
C Cooling System Layout ........................................................................................................... 221
D Electric Control Box Layout ................................................................................................... 223
E Electric Diagram ........................................................................................................................ 226
Issue 03 (2020-01-10)
Copyright © Huawei Technologies Co., Ltd.
Contents
vii
Advertisement
Table of Contents
