10 Technical data
Installation manual
33
ETVH/23E
Daikin Altherma 3 H HT F
4P644728-1B – 2022.03
10
Technical data
A
subset
of the latest technical data is available on the regional Daikin website (publicly accessible). The
full set
of latest technical data is
available on the Daikin Business Portal (authentication required).
10.1
Piping diagram: Indoor unit
3D120611B
B1PW
M3S
R8T
R2T
R1T
R5T
A
B
B
d
a2
a1
b2
b1
g
h
k
k
i
j
e
j
k
f
f
l
l
l
l
S1L
c2
c1
B2L
B
f
B
f
A
Indoor unit
B
Field installed
a1
Space heating/cooling – Water IN (screw connection, 1")
a2
Space heating/cooling – Water OUT (screw connection, 1")
b1
DHW – Cold water IN (screw connection, 3/4")
b2
DHW – Hot water OUT (screw connection, 3/4")
c1
Water IN from outdoor unit (screw connection, 1")
c2
Water OUT to outdoor unit (screw connection, 1")
d
Pump
e
Backup heater
f
Shut-off valve, male-female 1"
g
Expansion vessel
h
Magnetic filter/dirt separator
i
Safety valve
j
Air purge
k
Drain valve
l
Loose nut 1"
B1PW
Space heating water pressure sensor
B2L
Flow sensor
M3S
3-way valve (space heating/domestic hot water)
R1T
Thermistor (water IN)
R2T
Thermistor (backup heater – water OUT)
R5T, R8T
Thermistor (tank)
S1L
Flow switch
Screw connection
Flare connection
Quick coupling
Brazed connection
