i
‐
SHWAK
V4
Inverter
air/water
chillers
and
heat
pumps
with
floor
‐
standing
and
remote
condensing
units
57
25.3 Indoor unit temperature sensors
Model
MAR
Model
MARS
Position
of
temperature
sensor
1)
Heat
exchanger
inlet
2)
Heat
exchanger
outlet
3)
DHW
technic
side
4)
DHW
‐
R
primary
circuit
inlet
5)
DHW
‐
R
secondary
circuit
inlet
6)
DHW
‐
R
secondary
circuit
outlet
7)
Solar
coil
Model
MARP
Model
MARPS
Position
of
temperature
sensor
1)
Heat
exchanger
inlet
2)
Heat
exchanger
outlet
3)
DHW
technical
side
4)
DHW
‐
R
primary
circuit
inlet
5)
DHW
‐
R
secondary
circuit
inlet
6)
DHW
‐
R
secondary
outlet
7)
Solar
coil
26
FILTER
CLEANING
1)
Remove
the
discharge
pipe
from
the
fitting
of
the
relief
valve
(1)
2)
Connect
the
outlet
of
the
Y
filter
(it
necessary
to
tighten
an
additional
hose
connector
not
supplied)
3)
Open
the
faucet
and
drain
the
dirty
water
with
impurities
(3).
4)
Close
the
faucet.
5)
Connect
the
discharge
pipe
of
the
relief
valve.