Rinnai EPA-09-0001, User Manual

Page: 22 / 26

22 Boiler Applications Manual 800000026 Rev A
A
4
B
3
C D
4
2
SC
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Ap
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09
EL
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in
gle
Zo
ne
C
irc
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t w
ith
P
rio
rity
D
H
W
Th
is
dr
awi
ng
is
th
e
ex
cl
us
iv
e
pr
oper
ty
of
Ri
nnai
A
m
er
ic
a
Cor
por
at
ion,
it
may
no
tbe
re
pr
odu
ce
d
or
gi
ven
to
th
ird
pa
rti
es
.
1o
f1
R
inna
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m
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ic
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C
or
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rat
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10
3
In
te
rn
at
io
nal
D
riv
e
P
ea
cht
re
e
C
ity,
G
A
30
269
1-
800-
621
-9
41
9
D
raw
n
By
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le
ra
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Fr
ac
tio
n
=
±
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/16"
x.
x=
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0
x.
xx
=±0
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1
5
x.
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x=
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0
5
Th
is
is
no
t
a
n
e
ng
in
e
e
ri
ng
dr
aw
in
g
;i
t
is
in
te
n
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ly
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a
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ide
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not
as
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re
p
la
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en
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r
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na
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ee
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ng
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h
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be
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sy
st
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e
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tr
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ct
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or
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to
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te
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the
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m
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ts
and
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nf
ig
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th
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par
ticul
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sy
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em
to
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e
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d
.
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he
dr
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t
im
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ly
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m
p
lia
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ce
wi
th
lo
ca
lb
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ld
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cod
e
req
u
ir
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ent
s.
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is
t
h
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sp
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lit
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h
e
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er
or
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ct
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th
a
tt
he
in
st
al
la
tio
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ac
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rd
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w
ith
al
ll
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al
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in
g
co
d
e
s.
Conf
er
wi
th
lo
ca
lb
ui
ld
in
g
of
fici
al
s
bef
or
e
inst
al
lat
ion.
3
B
C
5
3
H
4
N/
O
4
N/
C
6 N/O
N
N/
C
6
120
VA
C
IN
PU
T
T
T
CO
M
W
R
24 VA
C
5
3
H
4
N/
O
4
N/
C
6 N/O
N
N/
C
6
120 V
AC
IN
PUT
T
T
CO
M
W
R
24 VA
C
Ts
ta
t
120V
DH
W
Pum
p
Zon
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Pum
p
DH
W
Pu
mp
Rel
a
y
Heat
ing
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p
Rel
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ltage
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le
r
Sing
le
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one
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irc
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w
it
h
Pr
ior
it
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D
HW
Not
e:
S
ee
pi
pi
ng
di
ag
ra
m
Si
n
gl
e
Z
on
e
P
rior
ity
D
H
W
A
qua
stat
Fo
r
DHW
21
22
23
24
26
27
25
B
1
2
3
4
6
7
5
8
9
10
12
13
11
N
L
L
N
N
L
N
CH
DH
W
L
14
15
16
17
19
20
18
N
A
120
V
Po
we
r
supp
ly
120
V
Ext
er
na
lpum
p
12
0V
Ext
e
rn
al
co
n
tr
ol
ler
12
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V
Cy
lind
er
c
on
nec
tion
Th
re
e
w
ay
va
lv
e
DH
W
sensor
Ou
ts
id
e
Sen
sor
Bu
s
C
ont
roller
Roo
m
Th
er
m
.
On
/O
ff
E
xt
ernal
Sa
fe
ty
conta
ct
24
V
~
10
0
m
A
QED
-0
9-0
00
1