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CALL
OUT
DESCRIPTION
B
BURNER TRAY
1-B
Burner Tray w/Burners (Sea Level)*
Burner Tray w/o Burners (Sea Level)*
2
B -
B
u
n r
r e
T
a r
y
w
B /
u
n r
e
B
u
n r
r e
T
a r
y
w
o /
B
u
n r
3-B
Burner Spacer/Hold Down Bracket Kit
4
B -
B
u
n r
r e
5-B
Burner Orifice Nat. (Sea Level)* #48
Burner Orifice Pro. (Sea Level)* #57
C
CONTROLS
1-C
Auto Hi Limit Fixed (T, TA)
2-C
Manual Hi Limit (THWS, TIP)
Auto Reset Dual Stat (TC, WT)
M
a
n
u
l a
R
e
s
t e
D
u
l a
t S
Adj Auto Hi Limit (TB, TD, TIPR)
C
o
n
r t
l l o
r e
M
o
d
l u
t a
n i
Controller 2 Stage (TB)
Controller B3 (TX)
Controller B5 (TX)
3-C
Flow Switch (TD, TIP, TIPR)
4-C
Low Water Cutoff (Not Shown)
5-C
Thermostat Economaster
- 6
C
F
o l
w
S
w
c t i
h
P
a
d
d
e l
G
GAS VALVES
H
HEAT EXCHANGER
1-H
Heat Exchange Assy. Brass 1 1/4"
H
e
t a
E
c x
h
a
n
g
e
A
s s
. y
H
e
t a
E
c x
h
a
n
g
e
A
s s
. y
H
e
t a
E
c x
. h
A
s s
. y
C
a
H
e
t a
E
c x
. h
A
s s
. y
B
a r
H
e
t a
E
c x
. h
A
s
y s
C
a
s
H
e
t a
E
c x
. h
A
s s
. y
B
a r
H
e
t a
E
c x
. h
A
s s
. y
C
a
H
e
t a
E
c x
. h
A
s s
. y
B
a r
2-H
Inlet/Outlet Header Brass 1 1/4"
- 3
H
n I
e l
/ t
O
u
l t
t e
H
e
a
d
r e
C
n I
e l
/ t
O
u
l t
t e
H
e
a
d
r e
B
n I
e l
/ t
O
u
l t
t e
H
e
a
d
r e
C
n I
e l
/ t
O
u
l t
t e
H
e
a
d
r e
B
4-H
Return Header Brass 1 1/4"
- 5
H
R
e
u t
n r
H
e
a
d
r e
C
a
s
I t
R
e
u t
n r
H
e
a
d
r e
B
a r
s s
- 6
H
R
e
u t
n r
H
e
a
d
r e
C
a
s
I t
R
e
u t
n r
H
e
a
d
r e
B
a r
s s
- 7
H
T
u
b
e
B
u
n
d
e l
1
/ 1
" 4
T
u
b
e
B
u
n
d
e l
" 2
T
u
b
e
B
u
n
d
e l
" 2
C
u
p
- 8
H
H
e
t a
E
c x
h
a
n
g
e
T
u
b
e
H
e
t a
E
c x
h
a
n
g
e
T
u
b
e
- 9
H
B
a
f f
e l
K
t i
1
- 0
H
S
u t
d
B
o
t l
K
t i
1
- 1
H
H
e
a
d
r e
G
a
k s
t e
1
- 2
H
S
e
n
s
o
W
l l e
1
- 3
H
W
l l e
R
e
a t
n i
n i
g
C
p i l
*FOR ALTITUDES ABOVE 2,000 FEET ABOVE SEA LEVEL, CONSULT THE FACTORY.
199
001849F
001861F
s r
S (
e
a
L
e
v
e
* ) l
e
s r
S (
e
a
L
e
v
e
* ) l
001873F
3
0
1
2
1
350077/12 350077/16 350077/20 350077/24 350077/31 350077/38 350077/44 350077/50
350083/12 350083/16 350083/20 350083/24 350083/31 350083/38 350083/44 350083/50
600791
007144F
600464
t a
T (
) X
007141F
g
T (
) A
600887
007142F
006202F
003609F
0
0
4
0
7
002822F
C
a
s
I t
o r
n
" 2
B
a r
s s
" 2
s
I t
o r
n
w
P /
u
m
p
H
e
a
d
r e
s s
w
P /
u
m
p
H
e
a
d
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I t
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n
w
P /
u
m
p
H
e
a
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T
p i
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w
P /
u
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p
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p i
s
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C
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p
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T
p i
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C
u
p
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T
p i
N/A
a
s
I t
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n
" 2
a r
s s
" 2
a
s
I t
o r
n
T
p i
a r
s s
T
p i
003160F
o r
n
" 2
" 2
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n
P
u
m
p
P
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p
0
0
2
6
7
o r
T
p i
0
0
3
0
8
C
u
p
o r
T
p i
N
A /
0
0
1
0
5
8
0
0
0
0
0
0
7
2
1 1
3
0
0
2
260
330
001850F
001851F
001862F
001863F
001874F
001875F
0
1 /
2
3
0
1
2
1
0
1 /
6
3
0
1
2
1
0
2 /
0
600791
600791
007144F
007144F
600464
600464
007141F
007141F
600887
600887
007142F
007142F
006202F
006202F
003609F
003609F
9
F
0
0
4
0
7
9
F
0
0
4
0
7
9
F
(SEE GAS VALVE REPLACEMENT CHART)
002823F
002824F
N
A
0
0
3
1 1
8
F
N
A
0
0
3
1
2
4
F
N
A
0
0
3
1
3
6
F
N
A
0
0
3
1
4
8
F
N/A
N/A
N
A
0
0
2
9
1
3
F
N
A
0
0
2
9
1
6
F
003160F
003160F
N
A
0
0
2
9
2
2
F
N
A
0
0
2
9
2
4
F
8
F
0
0
2
6
7
9
F
0
0
2
6
8
0
F
0
0
2
6
4
1
F
0
0
3
0
4
4
F
2
F
0
0
3
0
8
4
F
0
0
3
0
8
5
F
0
0
2
7
8
3
F
N
A /
N
A /
1
F
0
0
1
0
5
1
F
0
0
1
0
5
1
F
1
B
8
0
0
0
0
1
B
8
0
0
0
0
1
B
F
0
0
7
2
1 1
F
0
0
7
2
1 1
F
0
3
3
0
0
2
0
3
3
0
0
2
0
3
400
510
625
001852F
001853F
001855F
001864F
001865F
001867F
0
0
1
8
5
4
F
0
0
1
8
0
0
1
8
6
6
F
0
0
1
8
001876F
001877F
001878F
3
0
1
2
1
0
2 /
4
3
0
1
2
1
0
3 /
1
3
1 1
2
1
600791
600791
600791
007144F
007144F
007144F
600464
600464
600464
6
0
0
6
7
6
6
0
0
007141F
007141F
007141F
6
0
0
5
2
4
6
0
0
600887
600887
600887
001893F
001893F
600503
600503
007142F
007142F
007142F
006202F
006202F
006202F
003609F
003609F
003609F
0
0
4
0
7
9
F
0
0
4
0
7
9
F
0
0
4
0
N
A
N
A
N
A
0
0
3
1 1
2
F
0
0
3
1 1
3
F
0
0
3
1 1
N
A
N
A
N
A
0
0
3
1
2
5
F
0
0
3
1
2
6
F
0
0
3
1
N
A
N
A
N
A
0
0
3
1
3
7
F
0
0
3
1
3
8
F
0
0
3
1
N
A
N
A
N
A
0
0
3
1
4
9
F
0
0
3
1
5
0
F
0
0
3
1
N
A
N
A
N
A
0
0
2
9
1
3
F
0
0
2
9
1
3
F
0
0
2
9
N
A
N
A
N
A
0
0
2
9
1
6
F
0
0
2
9
1
6
F
0
0
2
9
N
A
N
A
N
A
0
0
2
9
2
2
F
0
0
2
9
2
2
F
0
0
2
9
N
A
N
A
N
A
0
0
2
9
2
4
F
0
0
2
9
2
4
F
0
0
2
9
0
0
2
6
4
2
F
0
0
2
6
4
3
F
0
0
2
6
0
0
3
0
4
5
F
0
0
3
0
4
6
F
0
0
3
0
0
0
3
0
8
7
F
0
0
3
0
8
8
F
0
0
3
0
0
0
2
7
8
4
F
0
0
2
7
8
5
F
0
0
2
7
N
A /
N
A /
N
A /
0
0
1
0
5
1
F
0
0
1
0
5
1
F
0
0
1
0
8
0
0
0
0
1
B
8
0
0
0
0
1
B
8
0
0
0
0
0
7
2
1 1
F
0
0
7
2
1 1
F
0
0
7
2
3
0
0
2
0
3
3
0
0
2
0
3
3
0
0
2
725
825
001857F
001859F
001869F
001871F
5
6
F
0
0
1
8
5
8
F
0
0
1
8
6
0
F
6
8
F
0
0
1
8
7
0
F
0
0
1
8
7
2
F
001879F
001880F
0
3 /
8
3
0
1
2
1
0
4 /
4
3
0
1
2
1
0
5 /
0
.
600791
600791
007144F
007144F
600464
600464
6
7
6
6
0
0
6
7
6
6
0
0
6
7
6
007141F
007141F
5
2
4
6
0
0
5
2
4
6
0
0
5
2
4
600887
600887
001893F
001893F
600503
600503
007142F
007142F
006202F
006202F
003609F
003609F
7
9
F
0
0
4
0
7
9
F
0
0
4
0
7
9
F
N
A
N
A
4
F
0
0
3
1 1
5
F
0
0
3
1 1
6
F
N
A
N
A
2
7
F
0
0
3
1
2
8
F
0
0
3
1
2
9
F
N
A
N
A
3
9
F
0
0
3
1
4
0
F
0
0
3
1
4
1
F
N
A
N
A
5
1
F
0
0
3
1
5
2
F
0
0
3
1
5
3
F
N
A
N
A
1
3
F
0
0
2
9
1
3
F
0
0
2
9
1
3
F
N
A
N
A
1
6
F
0
0
2
9
1
6
F
0
0
2
9
1
6
F
N
A
N
A
2
2
F
0
0
2
9
2
2
F
0
0
2
9
2
2
F
N
A
N
A
2
4
F
0
0
2
9
2
4
F
0
0
2
9
2
4
F
4
4
F
0
0
2
6
4
5
F
0
0
2
6
4
6
F
4
7
F
0
0
3
0
4
8
F
0
0
3
0
4
9
F
9
0
F
0
0
3
0
9
1
F
0
0
3
0
9
2
F
8
6
F
0
0
2
7
8
7
F
0
0
2
7
8
8
F
N
A /
N
A /
5
1
F
0
0
1
0
5
1
F
0
0
1
0
5
1
F
0
1
B
8
0
0
0
0
1
B
8
0
0
0
0
1
B
1 1
F
0
0
7
2
1 1
F
0
0
7
2
1 1
F
0
3
3
0
0
2
0
3
3
0
0
2
0
3
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