Reznor VPT Unit Installation Manual - Manual (Page 17)

17
S20
S30
S40
S50
S60
S70
U20
U40
U60
B
en
ds
m
us
t
be
f
itte
d
at
a
di
stan
ce
of
at
lea
st
50
%
of
the
tot
a
l
he
at
ex
cha
ng
er
e.g
.
for
a
60
ft
lon
g
he
ate
r,
t
he
c
los
es
t
to
the
b
urner
a
be
nd
c
an
be
is
30
ft.
Fig
ure
. 8. P
os
si
ble Hea
ter
O
rie
nt
ati
on
s