Daikin BPMKS048A2U - Heating Operation

SiUS181305E Refrigerant Flow for Each Operation Mode
Refrigerant Circuit 36
3.2 Heating Operation
EVH : Full closeEVC : 80 pulseEVB : SC control
OUTDOOR UNIT INDOOR UNIT
FILTER FILTER
EV
H
EV
C
EV
B
EV
A
FILTER FILTER FILTER
FILTER FILTER
EV
H
EV
A
EV
B
FILTER FILTER
FILTER FILTER
EV
H
EV
A
EV
B
FILTER FILTER
FIELD PIPING
FIELD PIPING
SIROCCO FAN SIROCCO FAN SIROCCO FAN SIROCCO FAN
SIROCCO FAN SIROCCO FAN SIROCCO FAN
FAN MOTOR
M
HEAT EXCHANGER
M M
M
M M
M
BP UNIT
(R15417)
EVA : 80 pulse EV
H : Full closeEVB : 80 pulse
EV
H : Full closeEVB : 80 pulse
EV
A : SC control
EV
A : SC control
FIELD PIPING
FIELD PIPING
FAN MOTOR
HEAT EXCHANGER
FIELD PIPING
FIELD PIPING
FAN MOTOR
HEAT EXCHANGER
FIELD PIPING
FIELD PIPING
FAN MOTOR
HEAT EXCHANGER
FIELD PIPING
FIELD PIPING
FAN MOTOR
HEAT EXCHANGER
FIELD PIPING
FIELD PIPING
FAN MOTOR
HEAT EXCHANGER
FIELD PIPING
OFF OFF OFF OFF
ON ON ON
FIELD PIPING
FAN MOTOR
HEAT EXCHANGER
: High pressure liquid refrigerant : High pressure high temp. gas refrigerant : Low pressure low temp. liquid or gas refrigerant
Y1E Y3E Y2S
PI control PI control OFF
ELECTRONIC
EXPANSION VALVE (ROOM A)
ELECTRONIC
ELECTRONIC
GAS SIDE
THERMISTOR (DGA)
GAS SIDE
THERMISTOR (DGB)
GAS SIDE
THERMISTOR (DGC)
LIQUID SIDE
THERMISTOR (DLA)
LIQUID SIDE
THERMISTOR (DLC)
LIQUID SIDE
THERMISTOR (DLB)
ELECTRONIC
EXPANSION VALVE (BYPASS)
SV
SV
SERVICE PORT
FILTER
FILTER
FILTER
FILTER
FILTER
HEAT EXCHANGER
COMPRESSOR
ACCUMULATOR
SOLENOID VALVE (Y2S)
CAPILLARY TUBE
HIGH PRESSURE SWITCH CAPILLARY TUBE
SOLENOID VALVE
LOW PRESSURE SENSOR
CAPILLARY TUBE
OIL
SEPARATOR
HIGH PRESSURE SENSOR
FOUR-WAY VALVE
SERVICE PORT
PRESSURE REGULATING VALVE
ELECTRONIC EXPANSION VALVE (Y1E)
DOUBLE PIPE HEAT EXCHANGER
ELECTRONIC EXPANSION VALVE (Y3E)
GAS LINE
LIQUID LINE
ELECTRONIC
EXPANSION VALVE (BYPASS)
ELECTRONIC
EXPANSION VALVE (ROOM A)
ELECTRONIC
LIQUID SIDE
THERMISTOR (DLA)
LIQUID SIDE
THERMISTOR (DLB)
GAS SIDE
THERMISTOR (DGA)
GAS SIDE
THERMISTOR (DGB)
ELECTRONIC
EXPANSION VALVE (BYPASS)
ELECTRONIC
EXPANSION VALVE (ROOM A)
ELECTRONIC
LIQUID SIDE
THERMISTOR (DLA)
LIQUID SIDE
THERMISTOR (DLB)
GAS SIDE
THERMISTOR (DGA)
GAS SIDE
THERMISTOR (DGB)
HEAT EXCHANGER
HEAT EXCHANGER
HEAT EXCHANGER HEAT EXCHANGER
HEAT EXCHANGER
HEAT EXCHANGER HEAT EXCHANGER