Residential Power Vent Gas Water Heater System

Combi2™ TTW® Energy Saver Models

Meet or exceed ASHRAE 90.1b (current standard) C.E.C. Listed

NATURAL GAS AND LIQUID PROPANE GAS

80% Recovery Efficiency

Model

Capacity

Recovery

Approx.

90°F Rise*

Floor to

Jacket

Vent

Floor to

Floor

Floor to

Floor

Depth

Shipping

Number

Vent

Dia.

Size

T&P

Exchanger

Weight

Nat.

Conn.

Gas

Inlet

Outlet

Heater

Water

U.S. Imp.

BTU/Hr.

U.S.

Imp.

U.S.

Imp.

in.

Conn.

in.

Top

Conn.

in.

lbs.

Gal.

Input

GPH

in.

C-DW2-TW50T10FBN

67,000

60,000

657⁄8

501⁄8

113⁄4

501⁄8

563⁄8

573⁄4

263⁄4

245

C-DW2-TW75T10BN

76,000

75,500

693⁄4

307⁄8

601⁄4

611⁄2

335

Model

Capacity

Recovery

Approx.

50°C Rise*

Floor to

Jacket

Vent

Floor to

Floor

Floor to

Floor

Depth

Shipping

Number

Vent

Dia.

Size

T&P

Exchanger

Weight

Nat.

Conn.

Gas

Inlet

Outlet

Heater

Water

Liters

Liters/

mm.

Conn.

mm.

Top

Conn.

mm.

kg.

Input

Hour

mm.

C-DW2-TW50T10FBN

170

19.6

17.5

272

246

1673

559

1273

298

711

1273

1432

1467

679

111

C-DW2-TW75T10BN

272

22.3

22.1

310

306

1772

660

1346

389

784

1549

1530

1562

787

152

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.

110 V.A.C Required for Power Venting / 110 V.A.C., 60HZ, 3.1 Amperes.

Heat Exchanger

Head Loss

GPM	Ft. of
	Hd. Loss
2	trace
5	0.4
8	2.3

104.6

126.9

C-DW2-TW50T		3"	4"
C-DW2-TW75T		Vent Pipe	Vent Pipe

Max. Equivalent Length		†60 ft.**	†180 ft.
Min. Equivalent Length		7 ft.	15 ft.
Number	1	55 ft.	175 ft.
of	2	50 ft.	170 ft.
90° Elbows	3	45 ft.	165 ft.

Subtract 5ft. for each additional 90° elbow.

†For high altitude installations, consult the installation instructions.

**C-DW2-TW75T maximum 3" vent length is 50ft.

A	D & G
	J
	H
	F
	E

Note: (C-DW2-TW75T will not have a pedestal base)

Meets NAECA Requirements

	C-DW2-TW50T10		C-DW2-TW75T10
Model Number	FBN	FCX	BN	CX
Water Heating❂
FHD	105	98	135	133
FHD	U.S. Gal.	U.S. Gal.	U.S. Gal.	U.S. Gal.
	U.S. Gal.	U.S. Gal.	U.S. Gal.	U.S. Gal.
CAEF	.65	.65	.64	.64
Space Heating
CAAFUE%	82.0	82.0	82.0	82.0
Max. Heating		55,000		55,000
Capacity✦		BTU/Hr.		BTU/Hr.
	(16.1 kW)			(16.1 kW)

❂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.

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.

Ambler, PA

For U.S. and Canada field service, contact your professional installer or local Bradford White sales representative.

Sales 800-523-2931 ● Fax 215-641-1670 / Technical Support 800-334-3393 ● Fax 269-795-1089 ● Warranty 800-531-2111 ● Fax 269-795-1089

International: Telephone 215-641-9400 ● Telefax 215-641-9750 / www.bradfordwhite.com

Sales / Technical Support 866-690-0961 /905-238-0100 ● Fax 905-238-0105 /www.bradfordwhite.com

547-B-0807-A

Printed in U.S.A.

Bradford-White Corp 547-B warranty Residential Power Vent Gas Water Heater System, General

Models: 547-B