Bradford-White GX1-55S, GX2-25S User Manual

SINGLE-WALL INDIRECT

WATER HEATER

A Spanish language version of these instructions is available by contacting the

manufacturer listed on the rating plate.

La version espanola de estas instruccions se puede obtener al escribirle a la

fábrica cuyo nombre aparece in la placa de especificaciones.

To avoid damage or injury,
there must be no materials
stored against the indirect
water heater and proper care
shall be taken to avoid
unnecessary contact (especially
by children) with the indirect
water heater.

q Do not store or use

WARNING

gasoline or other
flammable liquids in
the vicinity of this
water heater or any
other appliance.

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INSTALLATION/OPERATING MANUAL

WITH PARTS LISTING AND TROUBLESHOOTING GUIDE

238-43480-00B REV 12/03

For your family’s comfort, safety, and convenience, we
recommend this water heater be installed and serviced by
a plumbing professional.

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2

CONGRATULATIONS!

You have just purchased one of the finest water heaters
on the market today!

This installation, operation, and instruction manual will
explain in detail the installation and maintenance of your
new indirect water heater. We strongly recommend that
you contact a plumbing professional for the installation of
this water heater.

We require that you carefully read this manual, as well as
the enclosed warranty, and refer to it if questions arise. If
you have any specific questions concerning your
warranty, please consult the plumbing professional from
whom your water heater was purchased. For your
records we recommend that you write the model, serial
number and installation date of your water heater in the
back of this manual.

This manual should be kept with the water heater.

We’re committed to providing you with the finest water
heater made.

INTERNET VERSION FOR REFERENCE ONLY

3

SECTION I

IMPORTANT INFORMATION

The equipment must be installed in accordance with those
installation regulations required in the area where the installation is
to be made. Thes e regulations must be carefully followed in all
cases. Authorities having jurisdiction shall be consulted before
installations are made.

All wiring on water heaters installed in the USA must be in
accordance with the National Electrical Code and/or local
regulations; or in Canada, installed in accordance with the Canadian
Electrical Code and/or local regulations.

The following terms are used throughout this manual to bring attention
to the presence of hazards of various risk levels, or to important
information concerning product life.

DANGER

Indicates an imminently
hazardous situation,
which, if not avoided, will
result in death, serious
injury, or substantial
property damage.

WARNING

Indicates a potentially
hazardous situation,
which, if not avoided,

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could result in death,
serious injury, or
substantial property
damage.

-READ CAREFULLY-

Indicates a potentially
hazardous situation,
which, if not avoided, may
result in moderate, or
minor injury or property
damage.

Indicates special
instructions on
installation, operation or
maintenance, which are
important but not related
to personal injury hazards.

CAUTION

NOTICE

4

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5

DANGER

DO NOT touch any electric switch; do not use any

DO NOT store or use gasoline or other flammable,
combustible, or corrosive vapors and/or liquids in the
vicinity of this or any other appliance.

IF YOU SMELL GAS:

q DO NOT try to light any appliance.
q

telephone in your building.

q Immediately call your gas supplier from a telephone in

another building. Follow the gas supplier’s
instructions.

q If you cannot reach your gas supplier, call the fire

department
DO NOT OPERATE THE APPLIANCE UNTIL THE
LEAKAGE IS CORRECTED!

Liquefied petroleum gas/propane gas is heavier than air
and will remain at floor level if there is a leak. Basements,
crawl spaces, closets, and areas below ground level will
serve as pockets for accumulation of leaking gas.

This water heater is supplied with an adjustable thermostat
to control water temperature. Hot water temperatures
required for automatic dishwasher and laundry use can
cause scald burns resulting in serious personal injury
and/or death. The temperature at which injury occurs
varies with the person’s age and the time of exposure.
The slo wer response time of disabled persons increases
the hazards to them. NEVER allow small children to use a

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hot water tap or to draw their own bath water. NEVER
leave a child or disabled person unattended in a bathtub or
shower.

6

WARNING

Installation is not complete unless a pressure and
temperature relief valve is installed into the side of the water
heater. See the Water Connections section of this manual
for details.

This water heater contains very hot water under high
pressure. Do not unscrew any pipe fittings or attempt to
disconnect any components of this water heater without
positively assuring the water is cool and has no pressure.
Always wear protective clothing and equipment when
installing, starting up, or servicing this water heater to
prevent scald injuries. Do not rely on the pressure and
temperature gauges to determine the temperature and
pressure of the water heater. This water heater contains
components that become very hot. Do not touch any
components unless they are cool.

Improper installation, adjustments, alteration, service or
maintenance can cause property damage, personal injury or
loss of life. Failure to follow all instructions in the proper
order can cause personal injury or death. Read and
understand all instructions, including all those contained in
component manufacturer’s manuals, which are provided with
the appliance before installing, starting -up, operating,
maintaining, or servicing this appliance. Keep this manual
and literature in legible condition and posted near the
appliance for reference by owner and service technician.

This water heater requires regular maintenance and service

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to operate safely. Follow the instructions contained in this
manual.
Installation, maintenance, and service must be performed
only by an experienced, skilled, and knowledgeable installer
or service agency.

7

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8

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9

WARNING

It is the responsibility of the installing contractor to see that
all controls are correctly installed and are operating properly
when the installation is complete.

DO NOT operate the water heater with jumpered or absent
controls or safety devices.

DO NOT tamper with or alter the water heater and/or
controls.

DO NOT operate the water heater if any external part has
been under water. Immediately call a qualified service
technician to inspect the appliance and to replace any part of
the control system that was under water.

This water heater is suitable for installation on combustible
flooring. DO NOT install this water heater on carpeting.

DO NOT operate this water heater without first being certain
it is filled with water.

Flammable items, pressurized containers, or any other
potential fire hazardous articles must never be placed on or
adjacent to the heater. Containers of flammable gases should
not be stored or used in the same room with this water
heater.

Hydrogen gas can be produced in an operating water heater
that has not had water drawn from the tank for a long period
of time (generally two weeks or more). Hydrogen gas is
extremely flammable. To prevent the possibility of injury

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under these conditions, we recommend that the water faucet
be opened for several minutes at the kitchen sink before you
use any electrical appliance that is connected to the hot water
system. If hydrogen is present, there will be unusual sounds
such as air escaping through the pipes as hot water begins to
flow. Do not smoke or have open flame near the faucet at the
time it is open.

10

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11

CAUTION

The maximum boiler water supply temperature to the indirect
heat exchanger must not exceed 240°F (116°C).

NOTICE

Insulation blankets are not required for this water heater.
This water heater meets or exceeds the ASHRAE/IES 90.1b
standards with respect to insulation and standby loss
requirements.

I- IMPORTANT

INFORMATION…………….…..

II- SPECIFICATIONS………………………………. 8

III- GENERAL

INFORMATION…………………….

IV- PRE-

INSTALLATION……………………………

V- WATER

CONNECTIONS………………………..

VI- ELECTRICAL

CONNECTIONS………………..

VII- OPERATING

INSTRUCTIONS…………………

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VIII- MAINTENANCE………………………………

….

IX- TROUBLESHOOTING

GUIDE…………………

X- PARTS

LIST……………………………………….
NOTES…………………………………………….. 36

TABLE OF CONTENTS

3

11

14

19

24

26

29

32

34

12

SECTION II

SPECIFICATIONS

Figure 1 – Tank Layout

Table 1: Water Heater Dimension (Inches)

MODEL

SW -2-30-L 22 33-5/8 28-

SW -2-40-L 24 36 29-

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SW -2-50-L 26 36 29-

SW -2-65-L 22 59-1/4 53-

SW -65C-5 22 59-1/4 53- 60 5-3/8 47-

A B C D E F

13

1/4

3/4

3/4

1/8

34-

3/8

36-

3/4

36-

3/4

60 5-3/8 27-

5-3/8 27-

1/2

5-3/8 27-

1/2

5-3/8 27-

1/2

1/2

1/8 3/4

SW -2-80-L 24 59 52-

7/8

SW -80C-5 24 59 52-

7/8

SW -2-120-L 28-

1/4

SW -120C-5 28-

1/4

62-1/2 55-

3/4

62-1/2 55-

3/4

59-

3/4

59-

3/4

63-

1/4

63-

1/4

5-3/8 27-

1/2

5-3/8 47-

3/4

6-3/8 28-

1/2

6-3/8 48-

3/4

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14

Table 2: Water Heater Capacities

MODEL

SW -2-30-L 30 2.6 140 404
SW -2-40-L 40 2.6 168 514
SW -2-50-L 50 2.6 196 623
SW -2-65-L 60 2.6 196 704

SW -65C-5 58 5.0 265 768

SW -2-80-L 75 2.6 224 861

SW -80C-5 73 5.0 293 920

SW -2-120-L 116 2.6 355 1324

SW -120C-5 114 5.0 415 1370

Table 3: Water Heater Performance

MODEL

SW-2-30-L 279 429 4.2 6.7 220,000
SW-2-40-L 288 438 4.2 6.7 220,000
SW-2-50-L 297 447 4.2 6.7 220,000
SW-2-65-L 306 456 4.2 6.7 220,000

SW-65C-5 534 820 8.0 12.8 420,000

SW-2-80-L 321 470 4.2 6.7 220,000

SW-80C-5 546 834 8.0 12.8 420,000

SW-2-120-L 357 507 4.2 6.7 220,000

SW-120C-5 583 871 8.0 12.8 420,000

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NOTES: All ratings based on 200 °F boiler water
temperature and 50 °F potable water inlet temperature.

Tank

Capacity

(Gal)

Maximum First

Hour Rating

(Gal/Hr) @

140 °F 115 °F

Coil

Volume

(Gal)

Continuous
Draw Rating
(Gal/Min) @

140 °F 115
°F

Dry

Weight

(Lbs)

Wet

Weight

(Lbs)

Approximate

Boiler

Output

Needed For

Ratings

(BTU/hr)

15