A.O. Smith 2500, 200 ROUGH-IN Dimensions, GAS and Electrical Characteristics, Rough in Dimensions

Page 2

ROUGH-IN DIMENSIONS

TOP VIEW

FRONT VIEW

TABLE 1: GAS AND ELECTRICAL CHARACTERISTICS

Model

Manifold Pressure

 

Electrical Characteristics

Type of Gas

Inches W.C.

kPa

Volts/Hz

Amperes

GW/GB-1000

 

 

 

 

 

 

thru 2500

NATURAL

3.5

 

0.87

120/60

30

 

 

 

 

 

 

 

GW/GB-1000

 

 

 

 

 

 

thru 2500

PROPANE

10

 

2.49

120/60

30

 

 

 

 

 

 

 

All Models - Maximum Supply Pressure: 14.0 In. W.C. (3.49 kPa)

Minimum Supply Pressure Natural Gas: 6.0 In. W.C. (1.22 kPa)

Minimum Supply Pressure Propane Gas: 11.0 In. W.C. (2.74 kPa) Minimum Pressures must be maintained under both load and no load (static and dynamic) conditions.

Figure 1.

IMPORTANT!

Refer to "Installation Clearances" section of manual (page 7) for recommended service clearances prior to boiler placement.

LEFT SIDE

REAR VIEW

TABLE 2. ROUGH - IN DIMENSIONS

 

 

A

 

B

 

C

 

D

 

 

E

 

F

Model

Inches

c m

Inches

c m

Inches

 

c m

Inches

 

c m

Inches

c m

Inches

c m

GW/GB-1000

14.1

35.8

12.2

31.0

40.3

 

102.4

31.6

 

80.3

26.0

66.0

46.8

118.9

GW/GB-1300

24.8

63.0

12.2

31.0

40.3

 

102.4

31.6

 

80.3

39.3

99.8

57.3

145.5

GW/GB-1500

30.2

76.7

12.2

31.0

40.3

 

102.4

31.6

 

80.3

44.6

113.3

64.3

163.3

GW/GB-1850

27.7

70.4

11.2

28.4

43.0

 

109.2

32.3

 

82.0

44.0

111.8

78.3

198.9

GW/GB-2100

31.0

78.7

11.2

28.4

43.0

 

109.2

32.3

 

82.0

49.5

125.7

85.3

216.7

GW/GB-2500

38.1

96.8

10.5

26.7

43.0

 

109.2

32.3

 

82.0

56.5

143.5

99.3

252.2

 

 

Input

 

Exhaust

 

Inlet

 

 

 

BTU/Hr.

KW

BTU/Hr.

KW

Vent Diameter

Vent Diameter

Water Conn.

Gas Inlet

Model

Natural Gas

Natural Gas

Propane Gas

Propane Gas

Inches

c m

Inches

 

c m

Size

 

GW/GB-1000

990,000

289.95

990,000

289.95

10

25.4

8

 

20.3

2 1/2 NPT

2 NPT

GW/GB-1300

1,300,000

380.74

1,300,000

380.74

12

30.5

10

 

25.4

2 1/2 NPT

2 NPT

GW/GB-1500

1,500,000

439.31

1,500,000

439.31

12

30.5

10

 

25.4

2 1/2 NPT

2 NPT

GW/GB-1850

1,850,000

541.82

1,850,000

541.82

14

35.6

10

 

25.4

2 1/2 NPT

2 1/2 NPT

GW/GB-2100

2,100,000

615.04

2,100,000

615.04

14

35.6

12

 

30.5

2 1/2 NPT

2 1/2 NPT

GW/GB-2500

2,490,000

729.26

2,490,000

729.26

16

40.7

12

 

30.5

2 1/2 NPT

2 1/2 NPT

2

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Contents For buying this cost efficient, high recovery unit from Limited WarrantyRough in Dimensions ROUGH-IN DimensionsGAS and Electrical Characteristics Recovery Capacities Heat Exchanger Pressure DropGrounding Instructions High Altitude InstallationForeword Correct GASFEATURES/CONTROLS Circulating Pump Installation InstructionsSafety Relief Valves Required AbilityLevelling Installation ClearancesChemical Vapor Corrosion AIR RequirementsUnconfined Space Connecting Boiler to a Common VentVenting Confined SpaceIntake/Exhaust Installation Requirements See figure Location Requirements INTAKE/EXHAUSTEquivalent Standard Vent Vertical CategoryType B or 16 40.6 cmIII Stainless Standard Vent Horizontal CategoryVenting Vent Size Vent Length Material Inches Feet SteelDirect Vent Vertical Exhaust Configurations Direct Vent Vertical CategoryDirect Vent Horizontal Exhaust Configurations Direct Vent Horizontal CategoryStandard Vertical VENTING, Category Horizontal Vent InstallationVent Connector Model Number Standard Horizontal VENTING, CategorySystem Installation Hydronic InstallationCooling Piping Space Heating ApplicationsHOT Water Supply Boiler Installation Single boiler with horizontal tank Single boiler with vertical tank Suggested Pipe Size For Multiple Gas Appliances Propane Gas Distance from Meter BTU Input Single Unit INSTALLATION, Suggested Pipe SizeGAS Connections BtuhFilling for HOT Water Supply Boiler Installation Wiring ConnectionsFilling and Purging for Heating Boiler Installation OperationInlet GAS Pressure AdjustmentsPurging of GAS Line Manifold PressureFor Your Safety Read Before Operating For Your Safety Read Before Operating Description of MULTI-STAGE Firing System DIA-SCAN II Display Board Operating ProceduresControl System Green Status Lights Options/Features Setting ProceduresRed Fault Lights Outlet Probe Temperature ProbesYellow Parameter Set Lights Inlet ProbeApplication Hydronic Heating Procedure for Setting Tank Probe TemperatureProcedure for Setting Stage Differential Stage OneDisplay Stage Cycle Count Procedure for Setting Pump DelayLast Error Mode Appliance Operating SequencePreventative Maintenance Main BurnersDeliming LED Replacement PartsTroubleshooting Ignition System Insufficient AIR AIR Pressure Switch Stage No GAS Valve Power SensedCirculate Fault Flow Switch Power VentNEW Boiler Limited Warranty Replacement Parts
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