Viessmann AQUAHOME 20-N Installation And Operation Manual page 7

Figure
1
Descriptions in English: - (above vertical hose in figure 1) -> raw water; garden watering water, shut-off valve; shut – off
valve, pressure gauge; preliminary filter (option); pressure gauge; shut – off valve; pressure gauge; shut – off valve; check
valve; softened water ->
(below vertical hose in figure 1) sampling valve; washings drain (discharge); device control valve; sampling valve; device
casing
the device and water "outflow" connection on its
left side, when facing the device (figure 2).
Hydraulic connection of the water softener should be
implemented in accordance with a specimen
connection diagram shown by figure 1. The water
softener is fitted with a by - pass valve with fitting
elements as well as a washings discharge hose. The
water softener may also be fitted with a mechanical
filter (as an option). Hydraulic installation
accessories such as valves, pressure gauges, water
sampling valve etc. are not, as standard, supplied
with the device and should be provided by the
person implementing the installation.
7