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21
5.2 Outdoor
Unit
5.2.1
CU-HE7QKD CU-HE9QKD
5.2.2 CU-HE12QKD
<Top View>
<Front View>
<Side View>
<Side View>
Anchor Bolt Pitch
330 x 540
Space necessary for
installation
10cm
10cm
100cm
Unit : mm
3-way valve at Gas side
(Low Pressure)
(Low Pressure)
2-way valve at Liquid side
(High Pressure)
(High Pressure)
22
(124)
(62.6)
33
0
61
9
16
7
97
69
(20)
61
32
540
160
824
68.7
37
299
22
5.2.3 CU-HE18QKD
23
6. Refrigeration Cycle Diagram
6.1 CS-HE7QKD
CU-HE7QKD
CS-HE9QKD CU-HE9QKD
CS-HE12QKD CU-HE12QKD
INDOOR
OUTDOOR
INTAKE
TEMP.
SENSOR
PIPE
TEMP.
SENSOR 2
PIPE
TEMP.
SENSOR 1
INTAKE
TEMP.
SENSOR
PIPE
TEMP.
SENSOR
LIQUID
SIDE
2-WAY
VALVE
VALVE
3-WAY
VALVE
VALVE
GAS
SIDE
COOLING
HEAT EXCHANGER
(EVAPORATOR)
HEAT EXCHANGER
(CONDENSER)
HEATING
COMPRESSOR
TANK
TEMP. SENSOR
4-WAY VALVE
STRAINER
EXPANSION
VALVE
MUFFLER
24
6.2 CS-HE18QKD
CU-HE18QKD
INDOOR
OUTDOOR
INTAKE
TEMP.
SENSOR
PIPE
TEMP.
SENSOR 2
PIPE
TEMP.
SENSOR 1
INTAKE
TEMP.
SENSOR
PIPE
TEMP.
SENSOR
LIQUID
SIDE
2-WAY
VALVE
VALVE
3-WAY
VALVE
VALVE
GAS
SIDE
COOLING
HEAT EXCHANGER
(EVAPORATOR)
HEAT EXCHANGER
(CONDENSER)
HEATING
COMPRESSOR
TANK
TEMP. SENSOR
4-WAY VALVE
STRAINER
EXPANSION
VALVE
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