Charging The Remaining Refrigerant - Huawei NetCol5000-A050 User Manual

NetCol5000-A050 In-row Air Cooled Smart Cooling
Product
User Manual
Non-initial Startup
Step 1 Tap Start on the home screen.
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6.7 Charging the Remaining Refrigerant

Prerequisites
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Procedure
Step 1 Tap Start on the home screen.
Step 2 Choose Maint > Diagnostic Mode > Enter to enter the diagnostic mode.
Step 3 Set the compressor to 3000 rpm.
Step 4 Charge refrigerant on the basis of the precharging.
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Issue 13 (2023-08-20)
If the Password required for start or shutdown onsite function is enabled,
enter the login password to start the unit.
Figure 6-20 Requiring a startup password
If the Password required for start or shutdown onsite function is not
enabled, tap OK to start the unit.
Check that the outdoor unit switch is turned on before you start the
compressor.
Remove the refrigerant cylinder after ensuring that no more refrigerant needs
to be charged.
Charge refrigerant in an amount exactly as standard charge required.
Otherwise, the devices may be damaged.
If there is no low temperature component, open the low-pressure valve of the
pressure gauge, and charge the remaining refrigerant from the low-pressure
needle valve in small flow or intermittently.
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