Danfoss Heating
19
GB
16
1
32
1
2
4
L
3N
CO
M
C
A
L
L
N
R
oo
m T
h
erm
o
st
at
- Z
on
e
2
RE
T B
RM
T
23
0
RE
T
23
0
5
N
67
Br
o
w
n
Bl
u
e
Or
a
n
ge
G
re
y
Ou
t
I
n
HP
22
2
P
o
rt
V
a
lve (
H
eat
i
n
g Z
on
e
2
)
8
N
67
Br
o
w
n
Bl
u
e
Or
a
n
ge
G
re
y
Ou
t
I
n
HP
22
2
P
o
rt
V
a
lve (
H
o
t Wa
te
r)
Au
x
. S
w
.
Au
x
. S
w
.
M
o
t
o
r
L
N
M
o
t
o
r
L
N
R
oo
m T
h
erm
o
st
at
- Z
on
e 1
1
3N
L
N
Pum
p
*
ATC
32
1
14
15
T
he abo
v
e
wiring diag
ram r
e
fers t
o
a 3 Z
one sy
st
em using 3x2 por
t valv
es t
o
c
o
ntr
ol fl
o
w
t
o
each heating z
one
and the hot wat
er
. F
or sy
st
ems using 3 por
t valv
es or a c
ombination of 2 and 3 por
t valv
es please c
onsult y
our
local Danf
oss c
o
ntac
t.
* Ref
er t
o
boiler wiring inf
ormation f
or boilers with pump o
v
errun