18-CG03D1-4
14
I. Typical System Piping Diagrams
Back
F
lo
w
Pr
e
v
e
n
te
r
Globe
V
alv
e
Globe
V
alv
e
Globe
V
alv
e
P
ressur
e
Reduc
e
r
P
ressur
e
Ga
u
g
e
Air
Se
p
a
ra
to
r
Circulator
Pu
m
p
Fl
o
w
Check
Boiler
Heat
Emitt
e
r
Heat
Emitt
e
r
Baseboar
d
C
o
n
v
ec
tion
Fi
n
Tu
b
e
Expansion
Tank
R
e
tu
rn
w
a
te
rt
e
m
p
e
ra
tu
rem
u
stb
ea
b
o
v
e
1
1
0
O
F
T
ypical
S
y
st
em
Piping
Diagr
am
Single
Z
one
S
y
st
em
-
High
Temper
atur
e
with
L
o
w
M
ass
Heat
Emitt
ers
1
1
NO
TES:
L
o
cat
e
the
cir
culat
o
r
inlet
close
to
the
co
nnec
tion
point
o
f
the
expansion
tank,
but
allo
w
at
least
the
equiv
alent
of
10
to
12
pipe
diamet
e
rs
betw
een
the
cir
culat
o
r
p
ump
inlet
and
the
expansion
tank
to
re
duc
e
the
possibilit
y
of
pump
noise
and
facilitat
e
air
re
mo
v
a
l.
Return
Supply
Relief
V
alv
e
Exhaust
Ve
n
t
Содержание PFWF071A93ABA
Страница 52: ...18 CG03D1 4 52 4 0 Technical Data 4 1 Electrical Diagrams BK G BL GY BR...
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