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Service Manual 15
Refrigeration Cycle Diagram
For installation over rated, *a proper quantity of refrigerant should be added for each meter.
Ex) 18K: When installed at a distance of 30m, 450g of
refrigerant should be added.
(30-7.5) x 20g = 450g
INDOOR UNIT
HEAT
EXCHANGER
(EVAPORATOR)
HEAT
EXCHANGER
(CONDENSER)
COMPRESSOR
GAS SIDE
CAPILLARY TUBE
LIQUID SIDE
OUTDOOR UNIT
MODEL
18K
(Cooling Only)
Pipe size(Diameter:ø) Piping length Elevation
Gas Liquid Rated Max Rated Max
1/2" 1/4" 7.5m(24.6ft) 30m(98.4ft) 5m(16ft) 15m(49ft)
a proper quantity of refrigerant
18K 20g
Refrigeration Cycle Diagram
Cooling Only Models