W'eau WFI-007, Installation & Operation Manual, Page: 20 / 64

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7.Adjusting and Initial operation
7.1 Attention
● Open the valve of water system, inject water into the system, and exhaust air inside.
● Do adjustment after electrical safety inspection.
● After the power is switched on, start the test running of heat pump, to check if it can function well.
● To avoid dangerous accident, the forced operation is forbidden.
7.2 Preparation Before Adjustment
● The system is installed correctly.
● Tubes and lines are putted in the right place.
● Accessories are installed.
● Ensure the smooth drainage.
● Ensure the perfect insulation.
● Correct connection of ground lead.
● The supply voltage can meet the requirement of rated voltage.
● Air inlet and outlet function can work well.
● Electrical leakage protector can work well.
7.3 Adjustment Process
● Check if the switch of the controller can work well.
● Check if the function keys of the controller can work well.
● Check if the drainage system can work well.
● Check if the system can work well after starting up.
● Check if the water outlet temperature is in correct situation.
● Check if there is vibration or abnormal sound when the system is functioning.
● Check if the wind, noise and condensate water produced by the system affect the environment
around.
● Check if there is refrigerant leakage.
● If any Error codes occur, please check the instructions for the detailed info.