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
Room temperature sensor, circuit I
S3
Flow temperature sensor, circuit I
S4
Return temperature sensor
S5
DHW tank temperature sensor, lower
S6
DHW tank temperature sensor, upper
P1
Circulation pump, heating, circuit I
P2
Primary charging pump, DHW, circuit II
P3
Charging / circulation pump, DHW, circuit II
M1 Motorized control valve, heating, circuit I
Circu
it
ind
ica
tor
Circu
it
sel
ect
or
Shi
ft
but
ton
Adj
ust-
men
t
Con
tro
lle
r
mod
e
Co
ntr
oll
er m
od
e
Man
ual o
per
atio
n (us
ed o
nly a
t mai
nte
nan
ce
and s
erv
ice
)
Sch
edu
led o
per
atio
n
Con
sta
nt c
om
for
t tem
per
atu
re
Con
sta
nt s
etb
ack t
em
per
atu
re
Sta
ndb
y mod
e
Arro
w but
ton
s. S
witc
h bet
wee
n the l
ine
s of th
e ECL
Car
d.
Shi
ft b
utt
on. S
witc
hes b
etw
een t
em
per
atu
res
,
cha
nge
ove
r poi
nts e
tc.
Adj
ust t
em
per
atu
res a
nd v
alu
es e
tc.
Circu
it s
ele
cto
r for s
witc
hin
g bet
wee
n the c
ircu
its
.
Saf
ety N
ote
To a
voi
d inj
ury o
f per
son
s and d
am
age
s to th
e dev
ice
, it i
s
abs
olu
tel
y nec
ess
ary t
o rea
d and o
bser
ve th
ese i
nst
ruc
tion
s
car
efu
lly
.
Nec
ess
ary a
sse
mbl
y, s
tar
t-u
p, a
nd m
ain
ten
anc
e wor
k mus
t be
per
for
med b
y qua
lifi
ed a
nd au
thor
ize
d per
son
nel o
nly
.
Thi
s gui
de i
s ass
oci
ate
d with E
CL C
ard 0
87B
475
8
Inst
alle
r:
By:
Dat
e: