Rinnai Corporation EX17 / EX22 Manual
Flue Terminal Clearances
R
ef
D
es
cr
ip
tio
n
Canadian Installations
US Installations
A
Clearance above grade, veranda, porch, deck,
or balcony. (Take into account the anticipated sn
ow
li
ne
)
6 inches (15 cm) for
ap
pl
ia
nc
es
<
10,000 BTUh;
9 inches (23 cm) for
appliances > 10,000 BTUh
and
<
50
,0
00
B
TU
h,
12
in
ch
es
(3
0
cm
) f
or
appliances > 50,000 BTUh
6 inches (15 cm) for
ap
pl
ia
nc
es
<
10,000 BTUh;
9 inches (23 cm) for
appliances > 10,000 BTUh
and
<
50
,0
00
B
TU
h,
12
in
ch
es
(3
0
cm
) f
or
appliances > 50,000 BTUh
B
C
le
ar
an
ce
to
w
in
do
w
o
r d
oo
r t
ha
t m
ay
b
e
opened
12
in
ch
es
(3
0
cm
)
9 inches (23 cm)
*
*
wo
dni
w
de
sol
c yl
tn
en
a
mr
ep
ot
ec
nar
a
el
C
C
D
Vertical clearance to ventilated soffit, located above the terminal within a horizontal distance of
2 feet (61 cm) from the center line of the terminal
*
*
*
*
tif
fo
s
det
alit
ne
vn
u
ot
ec
nar
ael
C
E
*
*
r
enr
oc
edi
st
uo
ot
ec
nar
ael
C
F
)
mc
05(
s
eh
cni
02
)
mc
05(
s
eh
cni
02
r
enr
oc
edi
sni
ot
ec
nar
ael
C
G
H
Clearance to each side of center line extended above meter/regulator assembly
3 feet (91 cm) within a
height 15 feet (4.5 m) above
the meter/regulator
assembl
y
*
I
Clearance to service regulator vent outlet
3 feet (91 cm)
*
J
C
le
ar
an
ce
to
n
on
m
ec
ha
ni
ca
l a
ir
su
pp
ly
in
le
t t
o
building or the combustion air inlet to any other
appliance
12
in
ch
es
(3
0
cm
)
9 inches (23 cm)
K
C
le
ar
an
ce
to
a
m
ec
ha
ni
ca
l a
ir
su
pp
ly
in
le
t
6 feet (1.83 m)
3 feet (91 cm) above if
within 10 feet (3 m)
ho
riz
on
ta
lly
L
C
le
ar
an
ce
a
bo
ve
p
av
ed
s
id
ew
al
k
or
p
av
ed
driveway located on public property
7 feet (2.13 m)
*
M
C
le
ar
an
ce
u
nd
er
v
er
an
da
, p
or
ch
, d
ec
k,
o
r
balcony
12
in
ch
es
(3
0
cm
) t
o
no
n-
flammables
24
in
ch
es
(6
0
cm
) t
o
fla
m
m
ab
le
s
12
in
ch
es
(3
0
cm
) t
o
no
n-
fla
m
m
ab
le
s
24
in
ch
es
(6
0
cm
) t
o
fla
m
m
ab
le
s
A vent shall not terminate directly above a sidewalk or paved driveway that is located
be
tw
ee
n
tw
o
si
ng
le
family dwellings and serves both dwellings.
P
er
m
itt
ed
o
nl
y
if
veranda, porch, deck, or balcony is fully open on a minimum of two si
de
s
be
ne
at
h
th
e
flo
or
.
∗
For clearances not
specified in
A
N
S
I
Z223.1/NFPA 54
or
CSA B149.1
,
cl
ea
ra
nc
es
a
re
in
accordance with local installation codes and th
e
re
qu
ire
m
en
ts
o
f t
he
gas supplier.
Summary of Contents for EX17
Page 41: ...41 Rinnai Corporation EX17 EX22 Manual Cut Away Diagram ...
Page 43: ...43 Rinnai Corporation EX17 EX22 Manual Ladder Diagram ...
Page 44: ...44 Rinnai Corporation EX17 EX22 Manual Flow Diagram THERMISTOR ...
Page 46: ...46 Rinnai Corporation EX17 EX22 Manual Parts List ...
Page 48: ...48 Rinnai Corporation EX17 EX22 Manual Parts List ...