NATURAL GAS AND LIQUID PROPANE GAS
Model
Number
Capacity
Combi2™Energy Saver Models
72 76,000 63 26 328307⁄8611⁄441653
F
Floor
to
Exchanger
Inlet
in.
C
Vent
Size
in.
Approx.
Shipping
Weight
lbs.
E
Floor
to
Gas
Conn.
in.
A
Floor to
Flue
Conn.
in.
D
Floor to
T&P
Conn.
in.
J
Floor
to
Water
Conn.
in.
B
Jacket
Dia.
in.
Gal.
U.S. Input
Nat.
BTU/Hr.
81
Input
LP
BTU/Hr. GPH
Nat.
U.S.
Recovery
90°FRise*
76,000
Model
Number
Capacity
Liters
272 22.3 317
F
Floor
to
Exchanger
Inlet
mm.
C
Vent
Size
mm.
Approx.
Shipping
Weight
kg.
E
Floor
to
Gas
Conn.
mm.
A
Floor to
Flue
Conn.
mm.
D
Floor to
T&P
Conn.
mm.
J
Floor
to
Water
Conn.
mm.
B
Jacket
Dia.
mm.
Input
Nat.
kW
22.3
Input
LP
kW Hour
Nat.
Liters/ Hour
LP
Liters/
317
Recovery
50°CRise*
1530 660 15561346 406 1619102 149
Meetor exceed ASHRAE 90.1b (current standard) C.E.C. Listed
80% Recovery Efficiency
45
61
Gal.
Imp.
38 65,000 61,000 59 22
1⁄4
3⁄4
57 2384 277⁄8135070
81
GPH
LP
U.S.
66
70
GPH
Nat.
Imp.
59
70
GPH
LP
Imp.
55
C-DW2-504T10FBN
C-DW2-75T10BN
C-DW2-504T10FBN
C-DW2-75T10BN
170 250 1403 559 1270 330 1505
53
G
Floor
to
Exchanger
Outlet
in.
G
Floor
to
Exchanger
Outlet
mm.
1619
50
1505
601⁄4
H
Floor
to
Top of
Heater
in.
H
Floor
to
Top of
Heater
mm.
1619
563⁄8241⁄2
1432102 1081447
281⁄2
K
Depth
in.
K
Depth
mm.
724
62217.919.1 265
Meets NAECA Requirements
General
All gas water heaters are certified at 300 PSI test pressure (2068 kPa) and 150 PSI working pressure (1034 kPa). All potable water and heat exchanger
connections are 3⁄4" NPT (19mm) on 11" (203mm) centers. All gas connections 1⁄2" (13mm).
All models design certified by CSA International (formerly AGA/CGA), ANSI Z-21.10.1 and/or 10.3 and peak performance rated.
Dimensions and specifications subject to change without notice in accordance with our policy of continuous product improvement.
Suitable for Water (Potable) Heating and Space Heating.
Toxic chemicals, such as those used for boiler treatment, shall NEVER be introduced into the potable water side. The potable side of this unit may NEVER
be connected to any existing heating system or component(s) previously used with a non-potable water heating appliance. The heat exchanger side of the
unit may be used in space heating applications.
All Propane heaters are equipped with a cast iron burner. To order a Propane heater change suffix “BN” to “CX”.
*Based on manufacturers rated recovery efficiency.
C
A
J
H
E
F
D & G
C-DW2-504T10 C-DW2-75T10
FBNModel Number FCX BN CX I
Water Heating❂
CAEF F
Space Heating
CAAFUE%
Max. Heating
Capacity✦
55,000
BTU/Hr.
(16.1 kW)
55,000
BTU/Hr.
(16.1 kW)
3
.55 .55 .52 .52 1
80.0 80.0 82.0 82.0
1
FHD 105
U.S. Gal.
100
U.S. Gal.
135
U.S. Gal.
135
U.S. Gal.
1
K
B
❂Based on ANSI Z-21.10.1 and 10.3 and DOE Test Methods.
✦Based on ANSI/ASHRAE 124 Standard.
Actual values may vary based on circulator flow rate, number of zones,
water and space heating demands. Numbers subject to change.
Heat Exchanger
Head Loss
GPM
2
5
8
10
12
Ft. of
Hd. Loss
trace
0.4
2.3
4.6
6.9