Daikin Altherma EHVH04SU18CB6W, Installation Manual

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9 Technical data
Installation manual
27
08SU EHVH08~16SU26CB6W
Daikin Altherma – Low temperature split
4P449980-1B – 2016.11
9.2 Piping diagram: Indoor unit
3D105910-1
R4T R3T
R1T
R5T
R2T
d
h
g
f
e
e
i
j
l
o
p
q
r
s
n
m
B A
c1
c2
k4 k3
k1 k2
b1
C
C
b2
a1
a2
A Water side
B Refrigerant side
C Field installed
a1 Space heating water IN
a2 Space heating water OUT
b1 Domestic hot water: cold water IN
b2 Domestic hot water: hot water OUT
c1 Refrigerant IN
c2 Refrigerant OUT
d Plate heat exchanger
e Shut-off valve with drain/fill valve
f 3-way valve
g Backup heater
h Flow sensor
i Pressure relief valve
j Domestic hot water tank
k Components in domestic hot water tank kit
(E260A):
k1 : Pressure reducing valve
k2 : Pressure relief valve
k3 : Expansion vessel 1
k4 : Expansion vessel 2
l Heat exchanger
m Filter
n Air purge
o Expansion vessel
p Safety valve
q Manometer
r Pump
s Drain cap
R1T Thermistor (heat exchanger – water OUT)
R2T Thermistor (backup heater OUT)
R3T Thermistor (liquid refrigerant)
R4T Thermistor (heat exchanger – water IN)
R5T Thermistor (domestic hot water tank)
Screw connection
Flare connection
Quick coupling
Brazed connection