Huawei NetCol5000-A User Manual page 9

NetCol5000-A(025, 035) In-row Air Cooled Smart
Cooling Product
User Manual (600 mm)
5.3.1 Checking Before Power-on .................................................................................................................................... 142
5.3.2 Circuit Breakers ..................................................................................................................................................... 142
5.3.3 Power-On ............................................................................................................................................................... 143
5.4 Initial Configuration ................................................................................................................................................. 144
5.5 Commissioning Procedure ........................................................................................................................................ 144
5.6 Checking After Commissioning ................................................................................................................................ 148
5.7 Power Off.................................................................................................................................................................. 149
6 System Operation and Maintenance ..................................................................................... 150
6.1 Maintenance Components......................................................................................................................................... 150
6.2 Routine Maintenance ................................................................................................................................................ 151
6.2.1 Routine Maintenance Overview ............................................................................................................................ 151
6.2.2 Maintenance Tools ................................................................................................................................................. 152
6.2.3 Data Record ........................................................................................................................................................... 152
6.2.4 Monthly Maintenance ............................................................................................................................................ 153
6.2.5 Quarterly Maintenance .......................................................................................................................................... 155
6.2.6 Yearly Maintenance ............................................................................................................................................... 156
6.3 Alarm Reference ....................................................................................................................................................... 157
6.4 Troubleshooting ........................................................................................................................................................ 181
6.5 Parts Replacement .................................................................................................................................................... 186
6.5.1 Replacing Filters .................................................................................................................................................... 186
6.5.2 Replacing a Indoor Fan .......................................................................................................................................... 187
6.5.3 Replacing a Compressor ........................................................................................................................................ 189
6.5.4 Replacing Compressor Drive ................................................................................................................................. 192
6.5.4.1 Replacing a Huawei Compressor Drive .............................................................................................................. 192
6.5.4.2 Replacing a Danfoss Compressor Drive ............................................................................................................. 197
6.5.5 Replacing Condensate Pump ................................................................................................................................. 199
6.5.6 Replacing Humidifier Cylinder.............................................................................................................................. 201
6.5.7 Replacing Electric Heater ...................................................................................................................................... 204
A Electrical Ports of an Indoor Unit ......................................................................................... 205
B General Layout .......................................................................................................................... 207
C Acronyms and Abbreviations ................................................................................................ 209
D Electric Diagram ....................................................................................................................... 211
E Main Control Board Diagram................................................................................................. 212
F Humidifier Control Diagram.................................................................................................. 213
G Controller Menu Structure ..................................................................................................... 214
Issue 13 (2019-01-15) Copyright © Huawei Technologies Co., Ltd.
Contents
viii