Daikin Altherma 3 R F - Piping Diagram: Outdoor Unit

17 | Technical data
Installer reference guide
286
ERLA11~16D + EBVH16SU23D
Daikin Altherma 3 R F
4P655196-1A – 2022.05
17.2 Piping diagram: Outdoor unit
3D131968
R5T
R4T
R3T
R2T
M1C
S1PH
S1PL
S1NPH
Y1E
Y3E
Y1S
a
b
i
g
e
h
c
d
f
k
k
c
j
*
**
1N~
*
1N~
**
3N~
**
3N~
*
R1T
a Gas stop valve with service port Thermistors:
b Liquid stop valve with service port R1T Outdoor air
c Filter R2T Compressor discharge
d Rectifier R3T Compressor suction
e Economiser R4T Air heat exchanger
f Heat sink R5T Air heat exchanger, middle
g Distributor
h Heat exchanger Refrigerant flow:
i Service port 5/16" flare Heating
j Accumulator Cooling
k Muffler
Connections:
M1C Compressor Flare connection
S1PH High pressure switch Brazed connection
S1PL Low pressure switch
S1NPH Pressure sensor
Y1E Electronic expansion valve (main)
Y3E Electronic expansion valve (injection)
Y1S Solenoid valve (4-way valve)