Rinnai Commercial Hybrid System Installation and Operation Manual
37
N
o
tes:
•
In
stallati
o
n
m
u
st
co
n
fo
rm
t
o
app
licab
le
co
d
e
an
d
all r
eq
u
irem
ents
list
ed in
t
h
e
in
stalla
tion
m
an
u
al.
Bal
an
cin
g v
alv
es,
equ
ivale
n
t pip
in
g, pressur
e
gag
es, an
d
te
m
p
er
atu
re g
ag
es are
to
be u
sed
as n
eces
sar
y
to
en
su
re p
ro
p
er
flo
w
b
etwe
en
un
its.
•
Co
n
d
ensat
e
p
ip
in
g shal
l be
CP
VC
o
r
P
VC
m
at
erial
and
s
h
all
no
t
b
e s
m
all
er
than
t
h
e
d
rai
n
c
o
n
n
ectio
n
o
n
the a
p
p
lian
ce.
•
Co
m
p
o
n
ent
s o
f t
h
e c
o
n
d
ensate
d
rai
n
ag
e shal
l be C
P
V
C o
r
P
VC
m
ate
ria
l. All
c
o
m
p
o
n
ents
sha
ll be
selec
te
d
f
o
r t
h
e
p
res
sur
e
an
d
t
e
m
p
e
rat
u
re
rati
n
g
o
f t
h
e install
ati
o
n
.
•
Where
the drai
n
pip
es
fro
m
m
o
re
than
o
n
e un
it are
m
an
ifo
ld
ed t
o
get
h
er
fo
r c
o
n
d
ensate
d
rai
n
ag
e,
t
h
e
p
ip
e
o
r t
u
b
in
g shal
l be si
zed
in
acc
o
rd
an
ce
with an ap
p
ro
ved
m
et
h
o
d
as di
ctat
ed by
lo
cal
c
o
d
es.
•
Co
n
d
ensat
e
m
u
st
b
e disp
o
sed o
f acc
o
rd
in
g t
o
lo
cal c
o
d
es.
H
OT
W
A
TE
R SU
P
P
LY
L
IN
E
COND
ENSA
TE
DRAI
N L
INE
P
IPE
E
AC
H
T
&
P
AN
D
P
RV
T
O
O
P
EN
D
RAI
N
BU
ILDI
N
G
CIRC
U
LA
TION
P
U
M
P
AN
D H
OT
WAT
ER RE
TU
RN
L
IN
E (OPTIO
N
AL)
COL
D
W
AT
ER
SUPP
LY
GA
S SU
P
P
LY
Ad
d
iti
o
n
al u
n
its c
an
be
inst
all
ed as illu
stra
te
d
.
Pipi
ng
Diagr
am f
or Mu
ltip
le
Uni
t In
st
al
la
tion
s
