Charging The Remaining Refrigerant - Huawei NetCol5000-A025 User Manual

NetCol5000-A025 In-row Air Cooled Smart Cooling
Product
User Manual (300 mm Width)
Step 7 After you power on the smart cooling product, the screen displays the Wizard
Startup screen.
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4.5.5 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 15 (2020-12-10)
If the refrigerant is charged exactly as required, complete the wizard
commissioning.
If the remaining refrigerant is not charged, tap No. Complete refrigerant
charging, and then perform the wizard commissioning by choosing Maint >
Wizard Startup to enter the wizard startup screen.
Check that the outdoor unit switch is turned on before you start the
compressor.
Remove the refrigerant steel vessel after checking that no more refrigerant is
required.
Charge refrigerant in an amount exactly as standard charge required.
Otherwise, the devices may be damaged.
If there are no low-temperature components, 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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4 Power-On Commissioning
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