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Digit
Position
6,7
9,10
12
E
=
Evaporator
B
=
Builder
D
=
Standard
N
=N
Coil
TYPE
A
=
Uncased
D
=
Cased
Upflow/Downflow
H
=
Cased
Horizontal
M
=
Cased
Multiposition
(Upflow/Downflow/Horizontal)
W
=
Cased
Upflow/Downflow
for
narrower
furnaces
INSTALLATION
4
=
Environmentally
Sound
R-410A
REFRIGERANT
P
=
Piston
X
=
TXV
METERING
DEVICE
18
=
18,000
BTUH
=
1%
tons
19
=
18,000
BTUH
=
1%
tons
24
=
24,000
BTUH
= 2
tons
30
=
30,000
BTUH
=
2%
tons
31
=
30,000
BTUH
=
2%
tons
36
=
36,000
BTUH
=
3
tons
37
=
36,000
BTUH
=
3
tons
42
=
42,000
BTUH
=
3%
tons
43
=
42,000
BTUH
=
3%
tons
48
=
48,000
BTUH
=
4
tons
60
=
60,000
BTUH
= 5
tons
61
=
60,000
BTUH
= 5
tons
NOMINAL
CAPACITY
18
C
=
Plain
Copper
L =
Aluminum
T
=
Tin
Coated
Copper
HAIRPIN
MATERIAL
14
=
14-3/16"
17
=
17-1/2”
21
=21”
24
=
24-1/2”
BB
=
15-1/2”
FF
=
19.1”
JJ
=
22.8”
LL
=
24-1/2”
WIDTH
14
Sales
Digit
(Major
Revision)
Engineering
Digit
(Minor
Revision)
ee
nternational
Comfort
Products,
LLC
484
01
3700
01
Lewisburg,
TN 37091
USA