Bs Unit Refrigerant System Diagram - Daikin R407C PLUS Service Manual

Si33-105
1.2

BS unit Refrigerant System Diagram

BSVP100KJV1
A.Solenoid valve (suction side) Y2S
Turns ON during normal cooling operation. (Connects indoor unit gas pipe and outdoor unit
suction pipe)
B.Solenoid valve (discharge side) Y3S
Turns ON when the indoor unit is set to the heating mode. (Connects indoor unit gas pipe and
outdoor unit discharge pipe)
C.Solenoid valve (for drift-prevention injection) Y1S
Turns ON only the BS unit of the indoor unit in heating operation when the system is used for
simultaneous cooling/heating operations.
∗
Function R407C PLUS Series Heat Recovery System
Model
Liquid
BSVP100KJV1 9.5
C
BSVP160KJV1 9.5
C
BSVP250KJV1 12.7
C
Do not replace the valve body
Outdoor unit
Suction gas Discharge gas
15.9 12.7
C C
19.1 15.9
C C
25.4 19.1
C C
Refrigerant System Diagram
Indoor unit
Liquid Gas
9.5 15.9
C C
9.5 19.1
C C
12.7 25.4
C C
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