Roberts Gorden CRV-B-4 - Manual (Page 9)

SECTION 2: T HE CRV-S ERIES S YSTEM
3
FIGURE 1: Assembly Overview (Two Branch System Shown)
Pump
End Vent
Comb
ustion
Chamber
End Bur
ner
Radiant T
ube
Coupling
Reflector End Cap
Reflector Suppor
t
Bur
ner
Tube & Reflector Hanger
Reflector
Reflector with Hole
End
Vent
Exhaust to Outside
Shared
Tailpipe
End Bur
ner
Tailpipe
Tailpipe
1.
Ra
diant
t
u
bing bet
w
een b
u
rner
s
, and
20-50'
(
6
-1
5 m)
do
w
nstr
eam
of t
he l
a
st
b
u
rner
i
s
nor
mal
ly hot r
o
lled st
eel
or
heat
-t
reat
ed al
u
m
ini
z
ed st
eel
.
Al
l t
a
ilpi
pe
tu
bing
m
u
st
be
por
-
cel
a
in
coat
ed st
e
e
l
or hea
t-t
reat
ed
al
u
m
iniz
ed s
teel.
2.
D
a
mper c
o
u
pli
ngs ar
e r
e
q
u
ir
ed
w
hen l
a
y
o
u
t has
u
neq
u
al
br
anches
. Uneq
u
al
br
anches ar
e achi
e
v
ed
b
y
u
neq
u
al
geometr
y,
b
u
rner
q
u
ant
it
y or b
u
rner f
ir
ing
r
a
te
s
.
3.
Plai
n co
u
pl
ings ar
e
u
sed t
o
c
onnect com
b
u
st
io
n chamber
s
to
r
adi
ant
t
u
bi
ng and
radi
ant t
u
bi
ng t
o
t
a
ilpipe t
u
bi
ng
. All
ta
ilpipe
co
u
pl
ings m
u
st be
lined.