Daikin VRV 5-S Series - Piping Diagram: Outdoor Unit

20 Technical data
Installation and operation manual
43
RXYSA4~6A7V/Y1B
VRV 5-S system air conditioner
4P600329-1A – 2020.01
20.2 Piping diagram: Outdoor unit
b
c
a
d
R5T R4T
R3T R6T
R21T
R1T
R7T
Y5E
Y3E
Y1E
Y4E
M1C
Y2E
3D127852
Y6E
Y1S
M1F
S1NPL
HPS–A
S1NPH
HPS–M
e
f
f
f
o
f
e
g
n
n
h
i
j
k
M
l
m
p
a Liquid Thermistors:
b Gas R1T Thermistor (ambient)
c Charge port R3T Thermistor (suction)
d Service port R4T Thermistor (liquid)
e Stop valve R5T Thermistor (subcool)
f Refrigerant filter R6T Thermistor (superheat)
g One-way valve R7T Thermistor (heat exchanger)
h Pressure relief valve R10T Thermistor (fin)
i PCB cooling R21T Thermistor (discharge)
j Double tube heat exchanger
k Distributor Refrigerant flow:
l Heat exchanger Cooling
m Accumulator Heating
n Muffler
o Capillary tube
p Compressor accumulator
M1C Compressor
M1F Fan motor
HPS–A High pressure switch – automatic reset
HPS–M High pressure switch – manual reset
S1NPL Low pressure sensor
S1NPH High pressure sensor
Y1E Electronic expansion valve (main – EVM1)
Y2E Electronic expansion valve (EVT)
Y3E Electronic expansion valve (main – EVM2)
Y4E Electronic expansion valve (EVL)
Y5E Electronic expansion valve (EVSL)
Y6E Electronic expansion valve (EVSG)
Y1S 4‑way valve