4.
Assembly
Configurations
-
Drawing 5
440
Notice :
The
Fan
Coil
Unit,
Floor
Heating
System,
and
Radiator
ar
e
placeholder
distribution
systems
only
and
can
be
substituted
by
any
other
appr
opriate
distribution
systems.
Please
ensure
that
the
configuration
matches
the
assembly
drawing
depicted
on
the
right
for
a
two
temperature
zone
setup
that
includes
domestic
hot
water
,
also
that
utilizes
the
secondary
pump
for
a
heating-only
operation.
Note:
For
the
heating-only
cir
cuit,
a
motorized
two-way
valve
can
be
connected
to
the
unit,
to
cut
th
e
water
supply
during
heating
operation.
Refer
to
the
next
page
for
wiring
and
softwar
e
operation
instructions.
Name
Symbol
Name
Symbol
T
emp.Sensor
Safety
valve
Kit
Ball
valve
W
ater
filter
Air
purging
valve
W
ater
pump
Mixing
valve
Motorized
valve
Expansion
tank
Note:Dotted
lines
mean
〝
able
to
be
controlled
by
the
Heat
Pump
〞.
T
wo
T
emperature
Zones
,without
DHW
,with
a
heating-only
circuit,by
setting
the
secondary
pump
to
heating-only
Middle
temperature
hot
water
High
temperature
hot
water
