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Ф12
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1520
5055
Ф16 6065
Ф19 7075
Hex nut diameter
Tightening torque
Spanner
Torque
wrench
Piping
Taper nut
Indoor unit piping
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Mounting
plate
Fixing hook
Mounting
plate
Right
Right rear
Left rear
Left
Tailing 1
Tailing 2
Finally wrap it
with tape
Gas side piping
insulation
Water drainage pipe
Liquid side
Piping insulation
Gas side piping
External connection
electric wire
Liquid side piping
Fig.3
Fig.4
Fig.5
18K Heat pump type:
Indoor unit connection
N(1)
2 4
5
blue
black violet
orange
yellow-
green
24K Heat pump type:
Indoor unit
connection
N(1)
2
3
4
5
blue
black violet
brown
orange
yellow-
green