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87B873.10
The shown diagram is a fundamental and simplified example and
does not contain all components that are necessary in a system.
If the system you are about to install differs from the shown
diagram of a standard heating system, feel free to sketch an outline
for comparison. Adaptation of systems, see section 10.
List of components:
ECL Comfort 300
S1
Outdoor temperature sensor
S2
Storage tank return temperature sensor
S3
Flow temperature sensor, heating
S4
Return temperature sensor, heating
S5
Storage tank temperature sensor
S6
Primary flow temperature sensor
P1
Circulation pump, heating
M1
Motorized control valve, heating
M2
Motorized control valve, storage tank
M3
Motorized control valve, storage tank after cooling
Circu
it
ind
ica
tor
Circu
it
sel
ect
or
Shi
ft
but
ton
Adju
st-
ment
Con
tro
lle
r
mo
de
Con
tro
lle
r m
ode
Man
ual o
per
atio
n (us
ed o
nly a
t main
ten
anc
e
and s
erv
ice
)
Sche
dule
d op
era
tion
Con
sta
nt c
om
for
t tem
per
atu
re
Con
sta
nt s
etb
ack t
em
per
atu
re
Sta
nd
by m
od
e
Arro
w but
ton
s. S
wit
ch b
etw
een t
he l
ines o
f the E
CL
Card
.
Shi
ft b
utt
on
. Sw
itc
hes b
etw
een t
em
per
atu
res,
cha
ng
eov
er p
oin
ts e
tc.
Adj
ust t
em
per
atu
res a
nd v
alu
es e
tc.
Circu
it s
ele
cto
r for s
wit
chin
g bet
wee
n the c
ircu
its
.
Safe
ty
Note
To a
voi
d inju
ry o
f per
son
s and d
am
ag
es t
o the d
evi
ce, i
t is
abs
olu
tel
y nec
ess
ary t
o read a
nd o
bser
ve t
hes
e inst
ruc
tio
ns
car
eful
ly.
Nec
ess
ary a
sse
mb
ly, s
tar
t-u
p, a
nd m
ainte
nan
ce w
ork mu
st b
e
per
for
med b
y qual
ifie
d and a
uth
ori
zed p
ers
onn
el o
nly
.
Thi
s guid
e is a
sso
cia
ted w
ith E
CL C
ard 0
87B
xxx
x
Inst
alle
r:
By:
Date
: