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TABLE 1, DIMENSIONS
Units
A
Inches
66 5/8
CM
169.22
TABLE 2, RECOVERY RATINGS
INPUT RATE
°F
75,100
BTU/H
GPH
°C
22
KW
LPH
Recovery ratings are based on 80% thermal efficiency.
TABLE 3, GAS AND ELECTRICAL CHARACTERISTICS
All Models: Maximum supply pressure = 14.0 in. W.C. (3.48 kPa)
FOREWORD
The design of model BBCN375T754NV complies with the current edition
of ANSI Z21.10.3/CSA 4.3 as automatic storage or automatic circulating
tank type water heaters.
Installation diagrams are found in this manual. These diagrams will serve
to provide the installer with a reference for the materials and method of
piping necessary. It is highly essential that all water and gas piping be
installed as shown on the diagrams.
In addition to these instructions, the equipment shall be installed in
accordance with those installation regulations in force in the local area
where the installation is to be made. These shall be carefully followed
in all cases. Authorities having jurisdiction should be consulted before
installations are made.
ROUGH-IN DIMENSIONS
B
C
D
58 3/4
30 15/16
27 3/4
134.23
78.58
70.5
Recovery in US Gallons/hr or Liters/hr at Indicated Temperature Rise in Fahrenheit or Celsius
30
40
50
243
182
145
17
23
28
920
688
549
Manifold Pressure
Type of gas
Inches W.C.
Natural Gas
4.0
Minimum supply pressure, Natural gas = 6 in. W.C. (1.49 kPa).
Minimum pressures must be maintained under both load and no load (static and dynamic) conditions.
*INSTALL IN ACCORDANCE WITH LOCAL CODES
FIGURE 1.
E
F
G
15 1/4
4
15 3/4
38.6
10.2
40.0
60
70
80
90
122
104
91
81
33
39
44
50
460
392
344
306
Electrical Characteristics
kPa
Voltz/Hz
1.12
120/160
The installation must conform to these instructions and the local code
authority having jurisdiction.
In the absence of local codes, the installation must comply with the following:
In the United States:
Current edition of the National Fuel Gas Code, ANSI Z223.1 / NFPA 54
and the National Electrical Code, NFPA 70;
In Canada:
Current edition of the Installation Code CAN/CSA-B149.1 and the
Canadian Electrical Code CSA C22.1.
These are available from Canadian Standards Association, 8501 East
Pleasant Valley Road, Cleveland, OH 44131 or National Fire Protection
Association, 1 Batterymarch Park, Quincy, MA 02269.
2
TOP VIEW
H
J
K
L
16
1 1/4
1 1/4
1/2
40.6
3.2
NPT
NPT
100
110
120
73
66
60
56
61
67
277
251
228
Amperes
<5
M
12 1/4
31.1
130
140
56
52
72
78
213
199
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