A.O. Smith BTI 120 warranty Model BTI-250, Model BTI-275, Model BTI-310

Page 10

MODEL BTI-250

 

 

 

 

 

TECHNICAL DATA VENTING (Continued)

Input: 250,000 Btu/hr

 

 

 

 

 

 

 

 

Total Vent Height (Feet)

 

 

 

Vent Connector Size: 6 inches

 

 

6

8

10

15

20

 

30

50

100

 

 

 

Input Btuh/hr

 

Rise

 

 

Vent Connector Diameter (Inches)

 

 

 

 

250,000

 

1 Ft

 

8

8

7

7

7

 

6

6

6

 

 

 

250,000

 

2 Ft

 

7

7

7

7

6

 

6

6

6

 

 

250,000

 

3 Ft

 

7

7

7

7

6

 

6

6

6

Number

 

 

Combined Input

 

 

 

 

 

 

 

 

 

 

 

 

 

BTI 250 of Heaters

 

 

in Thousands of Btu/hr

 

 

 

 

Manifold and Common Vent Diameter (Inches)

2

 

500,000

 

 

 

9

9

9

8

8

 

7

7

7

3

 

750,000

 

 

 

12

12

10

10

10

 

9

8

8

4

 

1,000,000

 

 

 

14

14

12

12

10

 

10

9

9

MODEL BTI-275

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Input: 275,000 Btu/hr

 

 

 

 

 

 

 

 

Total Vent Height (Feet)

 

 

 

Vent Connector Size: 6 inches

 

 

6

8

10

15

20

 

30

50

100

 

 

 

Input Btu/hr

 

Rise

 

 

Vent Connector Diameter (Inches)

 

 

 

275,000

 

1 Ft

 

8

8

7

7

6

 

6

6

6

 

275,000

 

2 Ft.

 

8

8

7

7

6

 

6

6

6

 

275,000

 

3 Ft

 

7

7

7

7

6

 

6

6

6

Number of

 

 

Combined Input

 

 

 

 

 

 

 

 

 

 

 

 

 

BTI 275 Heaters

 

 

in Thousands of Btu/hr

 

 

 

 

Manifold and Common Vent Diameter (Inches)

2

550,000

 

 

 

10

9

9

8

8

 

8

7

7

3

825,000

 

 

 

12

12

12

10

9

 

9

8

8

4

1,100,000

 

 

 

14

14

14

12

12

 

10

9

9

MODEL BTI-310

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Input: 310,000 Btu/hr

 

 

 

 

 

 

 

 

Total Vent Height (Feet)

 

 

 

Vent Connector Size: 6 inches

 

 

6

8

10

15

20

 

30

50

100

 

 

 

Input Btu/hr

 

Rise

 

 

Vent Connector Diameter (Inches)

 

 

 

310,000

 

1 Ft.

 

9

8

8

8

7

 

7

6

6

 

310,000

 

2 Ft.

 

8

8

8

7

7

 

7

6

6

 

310,000

 

3 Ft.

 

8

8

8

7

7

 

7

6

6

Number of

 

 

Combined Input

 

 

 

 

 

 

 

 

 

 

 

 

 

BTI 310 Heaters

 

 

in Thousands of Btu/hr

 

 

 

 

Manifold & Common Vent Diameter

 

 

2

620,000

 

 

 

10

10

9

9

8

 

8

7

7

3

930,000

 

 

 

14

12

12

12

10

 

9

9

8

4

1,240,000

 

 

 

14

14

14

12

12

 

12

10

9

MODEL BTI-366, 400

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Input: 366,000, 399,000 Btu/hr

 

 

 

 

 

Total Vent Height (Feet)

 

 

 

Vent Connector Size: 6 inches

 

 

6

8

10

15

20

 

30

50

100

 

 

 

Input Btu/hr

 

Rise

 

 

Vent Connector Diameter (Inches)

 

 

 

366,000

 

1 Ft

 

9

9

9

8

8

 

8

8

8

 

399,000

 

1 Ft

 

10

9

9

9

8

 

8

8

8

 

366,000

 

2 Ft

 

9

9

8

8

8

 

8

8

8

 

399,000

 

2 Ft

 

9

9

9

8

8

 

8

8

8

 

366,000

 

3 Ft

 

9

8

8

8

8

 

8

8

8

 

399,000

 

3 Ft

 

9

9

8

8

8

 

8

8

8

Number of

 

 

Combined Input

 

 

 

 

 

 

 

 

 

 

 

 

 

BTI Heaters

 

 

in Thousands of Btu/hr

 

 

 

 

Manifold & Common Vent Diameter (Inches)

2

732,000

 

 

 

12

10

10

9

9

 

9

8

8

 

798,000

 

 

 

12

12

10

10

9

 

9

8

8

3

1,098,000

 

 

 

14

14

14

12

12

 

10

9

9

 

1,197,000

 

 

 

14

14

14

12

12

 

10

10

9

4

1,464,000

 

 

 

16

16

14

14

14

 

12

12

10

 

1,596,000

 

 

 

16

16

16

14

14

 

12

12

10

10

Page 9 Page 11
Image 10
Page 9 Page 11
Contents
Models BTI 120 Thru 400/A Commercial GAS, GLASS-LINED, TANK-TYPE Water HeaterFront View TOP View Back View ROUGH-IN-DIMENSIONS ROUGH-IN-DIMENSIONSGasand Electrical Characteristics Table of Contents ForewordGeneral Safety Information High Altitude Installations FeaturesHigh Limit Switch Circulating Pump Electronic Ignition Control Exhaust Inducer Blower Assy Dishwashing Machine RequirementHard Water LevelingClearances AIR RequirementsVenting Multiple Heater ManifoldModel BTI-120 Type B GAS VentModel BTI-154 Model BTI-275 Model BTI-250Model BTI-310 GAS Piping Water Line ConnectionsWater Potable Heating and Space System ConnectionsGAS Meter Size Natural Gases only GAS Piping and Dirt LEG InstallationGAS Pressure Regulator Type of GASHeater Wiring Single Unit Wiring Diagram BTI-120 Through 400AGeneral Installation DIAGRAMS-TOP INLET/OUTLET UsageTube Inlet Installation Code RestrictionsVertical Storage Tank and Forced Circulation Horizontal Storage Tank and Forced CirculationPage Installation DIAGRAMS-SIDE INLET/OUTLET Usage Circulating Return Line ConnectionHeater with Mixing Valve and Recirculated Sanitizing Loop TWO PRE-HEATERS with Booster Heater Horizontal Storage Tank Model Dimension a Manifold KitsOperation Sequence of Operation For Your Safety Read Before Operating What to do if YOU Smell GASCheck the Ignitor Assembly Preventive MaintenanceWater Temperature Control Ignitor AssemblyChecking the Input Remote Storage Tank Temperature ControlGAS Valves Venting SystemFlushing HOT Water OdorAnode ROD Inspection DrainingDeliming Using FLO-JUG Method Tank Cleanout ProcedureDeliming Solvents System Diagnostics ServiceReplacement Parts Ignition Module SystemSequence of Operation Flow Chart YESComplaint Cause User Serviceman Operational ChecklistRemedy Keepthiswarrantypostedadjacenttotheheaterforfuturereference Service and Repair ExpensesClaim Procedure Tank
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