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16
INS
TALLA
TION
English
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.)
Liquid pipe (O.D.)
Tightening
Torque
Final Torque
Indoor unit
15.88 mm
(5/8 inch)
9 kW : 6.35 mm (1/4 inch)
16 kW : 9.52 mm (3/8 inch)
400 kg∙cm
450 kg∙cm
Outdoor unit
15.88 mm
(5/8 inch)
Φ9.52mm(3/8 inch)
700 kg∙cm
750 kg∙cm
CAUTION
•
When connecting the refrigerant pipes, always use 2 wrenches/spanners for tightening or loosening nuts. If not, piping
connections can be damaged.
WATER
OUTLET
WATER
INLET
Liquid
pipe
Gas
pipe
Pipe work