6 | Technical data
Service manual
331
EBLA09~16DA + EDLA09~16DA
Daikin Altherma 3 M
ESIE20-06A – 2021.03
6.3 Piping diagram
6.3.1 Piping diagram: Outdoor unit
EBLA09~16DA3V3 (1N~), EDLA09~16DA3V3 (1N~), EBLA09~16DA3W1 (3N~) and EDLA09~16DA3W1 (3N~)
3D128953A
R4T
R1T
R3T
R2T
R5T
R4T
R3T
R2T
M1C
S1PH
S1PL
B1PW
S1NPH
Y1E
Y3E
Y1S
a
c
d
f
k
j
i
h
g
m
l
t
r
p
s
n
o
q
v
v
e
n
u
b
*
**
1N~
*
1N~
**
3N~
**
3N~
*
A B
R1T
A Hydro module B1PW Space heating water pressure sensor
B Compressor module M1C Compressor
S1PH High pressure switch
a Water IN (screw connection, male, 1") S1PL Low pressure switch
b Water OUT (screw connection, male, 1") S1NPH Pressure sensor
c Drain valve (water circuit) Y1E Electronic expansion valve (main)
d Plate heat exchanger Y3E Electronic expansion valve (injection)
e Flow sensor Y1S Solenoid valve (4-way valve)
f Expansion vessel
g Backup heater Thermistors (hydro module):
h Automatic air purge valve R1T Outlet water heat exchanger
i Safety valve R2T Outlet water backup heater
j Pump R3T Refrigerant liquid side
k Connection for optional flow switch R4T Inlet water
l Liquid stop valve with service port
m Gas stop valve with service port Thermistors (compressor module):
n Filter R1T Outdoor air
o Rectifier R2T Compressor discharge
p Economiser R3T Compressor suction
q Heat sink R4T Air heat exchanger
r Distributor R5T Air heat exchanger, middle
s Heat exchanger
t Service port 5/16" flare Refrigerant flow:
u Accumulator
Heating
v Muffler
Cooling
Connections:
Screw connection
Flare connection
Quick coupling
Brazed connection