Bradford-White Corp 25X-78B-3N Water Heater User Manual


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NATURAL GAS
Light Duty High Performance Energy Saver Models
M
eet or exceed ASHRAE 90.1b (current standard) C.E.C. Listed
8
2% Thermal Efficiency
M
odel
Number
A
pprox.
S
hipping
Weight
lbs.
E
F
loor to
Gas
C
onn.
in.
A
F
loor to
Flue
C
onn
in.
C
V
ent
Size
in.
B
J
acket
Dia.
in.
C
apacity Recovery at
1
40°F Rise*
25X-78B-3N
55X-80B-3N
U
.S.
Gal.
25
55
I
mp.
Gal.
21
46
Nat.
B
TU/Hr.
Input
78,000
80,000
Nat.
U
.S.
GPH
54
55
Nat.
I
mp.
GPH
45
46
58
1
/2
59
5
/8
4
4
150
200
18
22
14
13
/16
14
13
/16
F
F
loor to
Space
H
eating
Return
in.
15
7
/16
15
7
/16
50
50
D
F
loor to
T&P
C
onn.
in.
M
odel
Number
Approx.
S
hipping
Weight
kg.
E
F
loor to
Gas
Conn.
mm.
A
F
loor to
Flue
Conn
mm.
C
V
ent
Size
mm.
B
J
acket
Dia.
mm.
Capacity Recovery at
7
8°C Rise*
25X-78B-3N
5
5X-80B-3N
Liters
94
2
08
N
at.
kW
Input
22.9
2
3.5
N
at.
Liters/
Hour
204
2
10
R
ecovery at
1
00°F Rise*
Nat.
U
.S.
GPH
76
78
Nat.
I
mp.
GPH
64
65
Recovery at
5
6°C Rise*
N
at.
Liters/
Hour
287
2
95
1486
1
514
102
1
02
68
9
1
457
5
59
376
3
76
F
F
loor to
Space
Heating
R
eturn
mm.
392
3
92
G
F
loor to
Space
H
eating
Outlet
in.
50
50
G
F
loor to
Space
Heating
O
utlet
mm.
1270
1
270
H
F
loor to
Heater
T
op
in.
54
5
/8
56
H
F
loor to
Heater
Top
mm.
1388
1
422
I
F
loor to
Alternate
T
emp.Water
Outlet
in.
56
23
/32
58
3
/16
I
F
loor to
Alternate
Temp. Water
O
utlet
mm.
1426
1
477
J
F
loor to
Water
C
onn.†
in.
61
3
/8
62
13
/16
J
F
loor to
Water
Conn.†
mm.
1558
1
595
K
D
epth
in.
22
26
1
/4
K
D
epth
mm.
559
6
67
1270
1
270
D
F
loor to
T&P
Conn.
mm.
Commercial Atmospheric Vent Gas Water Heater
General
All gas water heaters are certified at 300 PSI test pressure (2068 kPa) and 150 PSI working pressure (1034 kPa). All water connections are 3⁄4" NPT (19mm)
on 8" (203mm) centers, all gas connections are 1/2" (13mm).
All models design certified by CSA International (formerly AGA/CGA), ANSI standard 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 W
ater (Potable) Heating and Space Heating.
T
oxic chemicals, such as those used for boiler tr
eatment, shall NEVER be introduced into this system. This unit may NEVER be connected to any existing
heating system or component(s) pr
eviously used with a non-potable water heating appliance.
HIJ G & D A
K
B
C
E
F
PLUG TYPE
ANODE
X
W
Y
Z
Model
Number
X
Distance
Between
Centers
in.
Z
Height
to
Center
of Pipe
in.
Y
Depth of
Mixing
Device
in.
25X-78B-3N
55X-80B-3N
8
8
W
in.
4
4
4
5
/8
4
5
/8
3
1
/4
3
1
/4
*Based on manufacturers rated recovery efficiency.
†Dimension to top of installed mixing device.
Alternate Temperature Water Outlet Kit (ATWOK) see detail to right.
Integrated Mixing Device
(ATWOK installation required for operation)
Printed in U.S.A.
315-B-0807-A
©2007, Bradford White Corporation. All rights reserved.
Ambler
, PA
For U.S. and Canada field ser
vice, contact your pr
ofessional installer or local Bradfor
d White sales r
epresentative.
Sales 800-523-2931
●
Fax 215-641-1670 / T
echnical Suppor
t
800-334-3393
●
Fax 269-795-1089
●
W
ar
ranty
800-531-2111
●
Fax 269-795-1089
International:
Telephone 215-641-9400
●
Telefax 215-641-9750 / www.bradfordwhite.com
Sales / T
echnical Suppor
t
866-690-0961 / 905-238-0100
●
Fax 905-238-0105 / www
.bradfor
dwhite.com
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