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- 6 -
Piping Diagrams
4. Piping Diagrams
s
s
s
s
s
s
s
s
s
s
s
s
s
Low pressure gas pipe
Liquid pipe
High pressure gas pipe
Liquid pipe
Gas pipe
Liquid pipe
Gas pipe
Liquid pipe
Gas pipe
Liquid pipe
Gas pipe
s
Solenoid
EEV
Sensor
A
B
C
D
4.1 HR Unit
Ⓐ
: To be switched operation between cooling and heating by two Solenoid valve
Ⓑ
: To be used decreasing noise according to sub-cooling of inlet and outlet of indoor unit
(Simultaneous operation)
Ⓒ
: To prevent liquid charging between high pressure gas valve and HR unit at cooling mode
Ⓓ
: To be controlled the pressure between high and low pressure pipe during operation switching
Summary of Contents for Multi V Multi V PRHR041A
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