Installation 5
0020221298_04 auroSTOR Installation and maintenance instructions
11
–
Diameter of the plug: 22 mm
5.2.9
Installing the thermostatic mixer
Condition
: Installation without secondary return
▶
Install the cylinder thermostatic mixer on the hot water
flow.
Condition
: Installation with secondary return
J
1
2
3
4
8
5
10
6
9
7
1
Expansion vessel
(Available as an ac-
cessory)
2
Tundish
3
Safety group
(Available as an ac-
cessory)
4
Cold water with pres-
sure equalisation
5
Thermostatic mixing
valve
6
Hot water outlet
7
Temperature and pres-
sure expansion relief
valve
8
Cylinder
9
Cold water inlet
10
Drain valve system
(Not included in the
scope of delivery for the
product)
▶
Install the thermostatic mixing valve in accordance with
the basic diagram.
5.3
Electrical installation
Danger!
Risk of death from electric shock!
The power supply terminals L and N are live:
▶
Switch off the power supply.
▶
Secure the power supply against being
switched back on.
Caution.
Risk of material damage by drilling
through the product.
The product may be damaged by drilling
work.
▶
Do not drill through the product.
70
60 50
40
1
3
2
4
70
60 50
40
70
60 50
40
1
3
2
4
1
3
2
4
2
1
3
4
5
1
Solar circuit thermostat
2
Primary circuit thermo-
stat
3
Immersion heater
4
Immersion heater ther-
mostat
5
Retainer for the temper-
ature sensor
5.3.1
Optional combination of thermostats
Use the wiring diagram in the system instructions for the
installation.
5.3.2
Thermostats
5.3.2.1 Solar circuit and primary circuit
70
60 50
40
70
60 50
40
1
3
2
4
1
3
2
4
2
3
4
2
1
1
Bridge
2
Thermal cut-out and
fault clearance button
for the solar circuit
3
Thermal cut-out and
fault clearance button of
the primary circuit
4
Setting the temperature
of the primary circuit
Remove the existing bridge
(1)
.
These thermostat connections make it possible to install a
connection box from a third-party manufacturer in addition to
the
Vaillant
thermostat.
