Tekno Point ATHENA A-0732 User And Installation Manual page 84

Service
connector
6. Use a 5mm hex wrench to open two valves.
7. Remove the service pipe of pressure gauge. Put copper nut back. Tighten them with a wrench. Connect the
electric cable as per wiring diagram, and bundle it with the connecting pipe.
8. After confirming that there is no leakage from the system, when the compressor is not in operation, charge ad-
ditional R32 refrigerant with specified amount to the unit through the service connector on liquid valve.Be sure
to charge the specified amount of refrigerant in liquid state to the liquid pipe. Since R32 is a mixed refrigerant,
adding it in gas form may cause the refrigerant composition to change, preventing normal operation.
84
4mm hex
wrench (not provided)
Indoor outdoor unit
connection cable
Liquid
pipeline
Manometer
Low pressure High pressure
valve valve
Filling tube
Outer tape
Gas pipeline
Insulator