14 Technical data
Installer reference guide
74
ERLQ004~008CA + 08S18CB
Daikin Altherma – Low temperature split
4P401676-1 – 2015.02
14.4
Components
14.4.1
Components: Outdoor unit
b
c
d
e
f
j
h
i
g
a
l
k
a
Switch box main PCB (inverter and control PCB)
b
Terminal communication and power supply
c
Service PCB
d
4-way valve
e
Electronic expansion valve (main)
f
Accumulator
g
Compressor
h
Liquid stop valve
i
Gas stop valve
j
Service port
k
Fan motor
l
Heat exchanger
14.4.2
Components: Switch box (outdoor unit)
a
c
d
e
b
a
Service PCB
b
Terminal communication cable
c
Terminal power supply cable
d
Earth connection
e
Wire clamp
14.4.3
Components: Indoor unit
y
f
v
c
t
o
aa
u
x
ab
k
m
s
r
n
n
j
h
g
i
b
a
l p
ab ac
ac
d
w
z
e
q
o
o
3D094403-1A
a
Gas pipe connection Ø15.9 mm flare
b
Liquid pipe connection Ø6.35 mm flare
c
Pressure gauge
d
Safety valve
e
Drain valve water circuit
f
Air purge
g
Water IN connection (main/mixed zone) 1-1/4" BSP (female)
h
Water OUT connection (main/mixed zone) 1-1/4" BSP (female)
i
Water IN connection (additional/direct zone) 1-1/4" BSP (female)
j
Water OUT connection (additional/direct zone) 1-1/4" BSP (female)
k
Domestic hot water: cold water IN 3/4" F BSP
l
Domestic hot water: cold water OUT 3/4" F BSP
m
Control wiring intake Ø24 mm
n
Power supply wiring intake Ø24 mm
o
Levelling feet
p
User interface (optional)
q
Drain valve domestic hot water tank circuit
r
Recirculation connection G 1/2" (female)
s
Hole for the recirculation piping or options wiring Ø35 mm
t
Drain outlet (unit+safety valve)
u
Expansion vessel
v
3-way valve (space heating/domestic hot water)
w
3-way valve (mixing valve for the main zone)
x
Water filter (additional/direct zone)
y
Water filter (main/mixed zone)
z
Pump (additional/direct zone)
aa
Pump (main/mixed zone)
ab
Shut-off valve
ac
Shut-off valve with fill valve (included accessory)
The additional zone is the temperature zone with the highest
temperature. The main zone is the temperature with the lowest
temperature.
Содержание Altherma EHVZ04S18CB
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