Huawei NetCol5000-A035 - Page 10

5.3.2 Circuit Breakers................................................................................................................................................................ 143
5.3.3 Power-On........................................................................................................................................................................... 144
5.4 Initial Conguration.......................................................................................................................................................... 145
5.5 Commissioning Procedure............................................................................................................................................... 145
5.6 Checking After Commissioning......................................................................................................................................150
5.7 Power O.............................................................................................................................................................................. 150
6 System Operation and Maintenance..............................................................................151
6.1 Maintenance Components.............................................................................................................................................. 151
6.2 Routine Maintenance........................................................................................................................................................ 152
6.2.1 Routine Maintenance Overview.................................................................................................................................152
6.2.2 Maintenance Tools..........................................................................................................................................................153
6.2.3 Data Record...................................................................................................................................................................... 154
6.2.4 Monthly Maintenance................................................................................................................................................... 155
6.2.5 Quarterly Maintenance................................................................................................................................................. 157
6.2.6 Yearly Maintenance........................................................................................................................................................ 159
6.3 Alarm Reference..................................................................................................................................................................160
6.4 Troubleshooting.................................................................................................................................................................. 198
6.5 Parts Replacement............................................................................................................................................................. 204
6.5.1 Replacing Filters.............................................................................................................................................................. 204
6.5.2 Replacing a Indoor Fan................................................................................................................................................. 205
6.5.3 Replacing a Compressor............................................................................................................................................... 207
6.5.4 Replacing the High Pressure Switch......................................................................................................................... 210
6.5.5 Replacing Compressor Drive....................................................................................................................................... 212
6.5.5.1 Replacing a Huawei Compressor Drive................................................................................................................ 212
6.5.5.2 Replacing a Danfoss Compressor Drive............................................................................................................... 216
6.5.6 Replacing Condensate Pump...................................................................................................................................... 218
6.5.7 Replacing Humidier Cylinder.................................................................................................................................... 220
6.5.8 Replacing Electric Heater............................................................................................................................................. 222
A Electrical Ports of an Indoor Unit................................................................................... 224
B General Layout.................................................................................................................... 226
C Acronyms and Abbreviations........................................................................................... 228
D Electric Diagram................................................................................................................. 230
E Main Control Board Diagram........................................................................................... 231
F
Humidier Control Diagram.............................................................................................232
G Controller Menu Structure............................................................................................... 233
NetCol5000-A(025, 035) In-row Air Cooled Smart
Cooling Product
User Manual (600 mm Width) Contents
Issue 17 (2020-10-22) Copyright © Huawei Technologies Co., Ltd. ix