Pipe work
Refrigerant pipe work
For all guide lines, specifications regarding refrigerant pipe work between the indoor unit and the outdoor unit, please follow the
outdoor unit installation manual.
Gas pipe
(O.D.)
15.88 mm
Indoor unit
(5/8 inch)
15.88 mm
Outdoor unit
(5/8 inch)
CAUTION
• When connecting the refrigerant pipes, always use 2 wrenches/spanners for tightening or loosening nuts. If not, piping
connections can be damaged.
16
English
Liquid pipe (O.D.)
9 kW : 6.35 mm (1/4 inch)
16 kW : 9.52 mm (3/8 inch)
Φ9.52mm(3/8 inch)
WATER
WATER
OUTLET
INLET
Tightening
Final Torque
Torque
400 kg∙cm
450 kg∙cm
700 kg∙cm
750 kg∙cm
Liquid
Gas
pipe
pipe