Vesta VAC-09CH Manuel D'installation Et D'utilisation page 38

NOTICE
● Please notice that it is necessary to connect the connectors and the valves in an accurate and
good way.
5. Remove the protective caps from the stop valves, connect the pipe to connectors of the outdoor unit
6. Use a hexagon wrench to completely off the Valves and open the stop valves for refrigerant cycle.
stop valve
7 Please check the closure and air tightness of refrigerant cycle of the device. Use leakage detecting spray
or soap suds (used for producing foam) to check the connecting structures. The appearance of air bubbles
will mean the existence of leakage. In this case, it is a must to close the 2 stop valves. Check the connecting
structure and repeat Step 6.
8 After detecting the leakage, it is a must to screw down the protective caps of the stop valves again. In additi-
on, it is necessary to do the insulated isolation for the quick connectors in order to avoid condensation.
EN
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v1• 11.11.2020