Midea MV5-X252W/V2GN1 Service Manual page 17

V5 X VRF 50/60Hz
3 Refrigerant Flow Diagrams
MV5-X252W/V2GN1 / MV5-X280W/V2GN1 / MV5-X335W/V2GN1
Cooling operation
Figure 2-3.1: MV5-X252(280, 335)W/V2GN1 refrigerant flow during cooling operation
High temperature, high pressure gas
High temperature, high pressure liquid
Low temperature, low pressure
Heat exchanger
High pressure sensor
1-way valve
Capillary
tube
Oil return operation in cooling mode
Figure 2-3.2: MV5-X252(280, 335)W/V2GN1 refrigerant flow during oil return operation in cooling mode
High temperature, high pressure gas
High temperature, high pressure liquid
Low temperature, low pressure
Heat exchanger
Four-way
High pressure
sensor
pressure
1-way
switch
valve
Filter
Capillary
Low pressure
tube
switch
16
Solenoid
1-way valve
valve SV6
Filter
Electronic expansion valve
Four-way
valve
1-way valve
Pressure
regulating
valve
High
pressure
switch
1-way
valve
Solenoid
1-way valve
valve SV6
Filter
Electronic expansion valve
valve
1-way
valve Pressure
regulating
valve
High
1-way
valve
Filter
Filter
Stop valve
Stop valve
Solenoid
valve SV5
Solenoid
valve SV2
Stop valve
Stop valve
Filter
Filter
Stop valve
Solenoid
valve SV5
Solenoid
valve SV2
Stop valve
Heat exchanger
"ON"
FAN
ON
M
Filter
Normal control
"ON"
FAN
ON
M
Filter
Normal control
"OFF"
FAN
OFF
M
Filter
closed
"ON"
FAN
ON
M
Filter
closed
Heat exchanger
"ON"
FAN
ON
M
Filter
Normal control
"ON"
FAN
ON
M
Filter
Normal control
"OFF"
FAN
OFF
M
Filter
300 steps
"ON"
FAN
ON
M
Filter
300 steps
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