Installer reference guide
65
EHVH/X16
Daikin Altherma - Low Temperature Split
4P313777-1 – 2012.05
14 Technical data
14.3
Functional diagrams
14.3.1 Functional diagram: Indoor unit
a
Outdoor unit
b
Indoor unit
c
Expansion vessel
d
Manometer
e
Air purge valve
f
Pressure relief valve
g
Backup heater
h
Pump
i
Flow sensor
j
Shut-off valve water outlet (field installation)
k
Shut-off valve water inlet with fill valve (field installation)
l
Filter
m
Heat exchanger (indoor unit)
n
Heat exchanger (domestic hot water tank)
o
Domestic hot water tank
p
Domestic hot water in
q
Domestic hot water out
R1T
Outlet water heat exchanger thermistor
R2T
Outlet water backup heater thermistor
R3T
Refrigerant liquid side thermistor
R4T
Inlet water thermistor
R5T
Tank temperature thermistor
Heating
Cooling
R4T
R3T
R2T
R1T
R5T
t
s
r
k
n m
q
j
l
p o
e
c
a
b
i
h
f
d
g
x
w
v
u