9. Adjusting and Initial operation
9.1 Attention
● Within 12 hours after running, please connect the circuit breaker, and make the crankcase heater
be pre-heated.
● Open the valve of water system, and the valve of assistant tank, 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 see if it can function well.
● Forced operation is forbidden, because it is very dangerous to work without protector.
9.2 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.
9.3 Adjustment Process
● Check if the switch of the line controller can work well.
● Check if the function keys of the line controller can work well.
● Check if the indicator light 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 acceptable.
● 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 fault occurs, please check the instructions first, to analyze and remove the fault.
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