Daikin Single Screw Chiller ZUW-HCA

Check at intervals as specified and replace when the component is abnormal and the replacing standard is met.

- Electric expansion valve(capacity control)

Warning: Only trained personnel should perform this check

Are the setting values matched with the chiller?

Before chiller start-up, bring panel settings into correspondence with customer system.

Enter 'System settings' interface to set parameters (password is requested).

Sign off on the panel setting check

Check at intervals as specified and replace when the component is abnormal and the replacing standard is met.

Filter (Water suction conditions) condition

Sign off on the chiller maintenance

a. Contact with other maintenance managers before maintenance.

b. Make sure that you familiar with safety precautions.

c. Please select “Local” on the HMI if you needn’t remote operation to avoid auto-running by remote signals.

d. Warning signs should be hung in a prominent position when the chiller is being maintained.

a. Check the chilled water state.

Change the polluted water in the system if the chilled water quality get worse.

Adjust to a correct value if the Ethylene glycol solution concentration reduces below the setting point.

Check at intervals as specified and replace when the component is abnormal and the replacing standard is met.