Daikin REMQ14PY1 [79/491] Indoor s ide o u tdoor s ide

Daikin REMQ14PY1 [79/491] Indoor s ide o u tdoor s ide
Refrigerant Circuit SiENBE37-704
68 Refrigerant Circuit
1.6 BS Unit Functional Parts
BSVQ100,160,250PV1
Note : Factory set of all EV opening : 60pls
No. Name Symbol Function
1 Electronic expansion valve (EVH)
Y4E
Opens while in heating operation or all indoor units are in cooling
operation. (Max : 760pls)
2 Electronic expansion valve (EVL) Y5E Opens while in cooling operation. (Max : 760pls)
3 Electronic expansion valve (EVHS)
Y2E
Opens while in heating operation or all indoor units are in cooling
operation. (Max : 480pls)
4 Electronic expansion valve (EVLS) Y3E Opens while in cooling operation. (Max : 480pls)
5 Electronic expansion valve (EVSC)
Y1E
In simultaneous cooling and heating operation, it is used to subcool
liquid refrigerants when an indoor unit downstream of this BS unit is in
heating operation.(Max : 480pls)
6 Capillary tube Used to bypass high pressure gas to low pressure side to protect
Refrigerant accumulation in high and low pressure gas pipes.
Indoor
side
Outdoor
side
Liquid
Dual Pressure
Suction
Liquid
Gas

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