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Troubleshooting Guide
Refrigeration Cycle Diagram
• Cooling Only Models
INDOOR UNIT
HEAT
EXCHANGER
(EVAPORATOR)
Pipe size(Diameter:ø)
MODEL
Gas
9K, 12K
(Cooling Only)
For installation over rated, *a proper quantity of refrigerant should be added for each meter.
a proper quantity of refrigerant
9K, 12K
LIQUID SIDE
GAS SIDE
Liquid
1/2"
1/4"
20g
OUTDOOR UNIT
CAPILLARY TUBE
Piping length
Rated
Max
7.62m(25ft)
15m(50ft)
Ex) 9K: When installed at a distance of 15m, 148g of
refrigerant should be added.
(15-7.62) x 20g = 148g
Troubleshooting Guide
HEAT
EXCHANGER
(CONDENSER)
COMPRESSOR
Elevation
Rated
Max
5m(16ft)
7m(23ft)
Service Manual 29
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