Huawei NetCol5000-A User Manual page 179

NetCol5000-A 42 kW Air Cooled In-row Precision Air
Conditioner
User Manual
Figure 5-17 Connecting cables to the electric heating belt and the compressor
Step 11 Vacuumize the system and precharge refrigerant, as shown in
Precharging
Step 12 Check that the phase sequences are correct before starting the system. Then choose Maint >
Diagnostic Mode > Enter to check the system pressure and temperature and ensure the
refrigerant is charged with an optimal system status (see
Refrigerant). Ensure that the system is running normally without alarms.
Step 13 Install the air filter and close the rear door.
Step 14 Power on the device. On the LCD home screen, choose Maint > Performance Maint, and
clear the compressor runtime.
Figure 5-18 Performance maintenance
Issue 01 (2017-07-27)
Refrigerant.
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5 Operation and Maintenance
4.1 Vacuumizing and
4.7 Charging the Remaining
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