A.O. Smith BTF-75 warranty Rough-In-Dimensions, Foreword, TOP View, ALL Dimensions in Inches

Page 2

ROUGH-IN-DIMENSIONS

TOP VIEW

*INSTALL IN ACCORDANCE WITH LOCAL CODES

 

 

 

 

 

 

 

 

 

 

 

 

 

 

FIGURE 1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ALL DIMENSIONS IN INCHES

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Model

 

Units

A

 

B

 

C

 

D

E

 

F

 

G

 

H

 

J

 

 

K

 

L

 

 

M

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BTF-75

Inches

66 5/16

 

58 1/2

 

29 5/8

25 3/8

15 3/16

4

 

 

14

 

 

16

 

1 1/4

 

1

 

1/2

 

11

15/16

 

 

 

 

 

 

 

 

 

cm

168.4

 

148.6

 

75.2

64.5

38.6

 

10.2

 

35.6

 

40.6

 

3.2

 

NPT

 

NPT

 

30.3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RECOVERY CAPACITIES

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Input

 

Approx.

Approx.

Temp. °C

 

17

22

 

28

 

33

 

39

44

50

 

 

56

 

61

 

67

 

72

78

Model

Rating

 

Rating

 

Gal.

 

Liter

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Btu/Hr

 

KW/Hr

 

Cap.

 

Cap.

Rise ° F

 

30

40

 

50

 

60

 

70

80

90

 

100

 

110

 

120

 

130

140

BTF-75

80,000

 

23.4

 

 

74

 

 

284

 

LPH

 

979

734

 

587

 

489

 

419

367

326

 

294

 

267

 

245

 

226

210

 

 

 

 

 

 

 

 

 

 

 

 

GPH

 

259

194

 

155

 

129

 

111

97

86

 

 

78

 

71

 

65

 

60

55

Recovery capacity based on 80% thermal efficiency.

FOREWORD

The design of model BTF-75 complies with the latest version of ANSI Z21.10.3/CSA 4.3 M98 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.

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 latest editions of the National Fuel Gas Code, ANSI Z223.1/NFPA 54. The NFPA. This is available from the Canadian Standards Association, 8501 East Pleasant Valley Road, Cleveland, OH 44131, or the National Fire Protection Association, 1 Batterymarch Park, Quincy, MA 02269.

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Contents Commercial GAS, GLASS-LINED, TANK-TYPE Water Heater SmartValve is a Registered Trademark of Honeywell IncRecovery Capacities ROUGH-IN-DIMENSIONSALL Dimensions in Inches ForewordTable of Contents General Safety InformationInstallation Confined Space AIR RequirementsUnconfined Space Water ConnectionsRelief Valve Single TemperatureClosed Water System Venting Vent Pipe TerminationPlanning the Vent System If using 3 inch vent pipeIf using 4 inch vent pipe Number Maximum Elbows Pipe FeetPreparation of Blower Assembly Installation of Sidewall Vent SystemVent Terminal INSTALLATION, Sidewall Power Vent Wiring Schematic Figure Vent Pipe Preparation Installation of Vent SYSTEM, SidewallInstallation of Vertical Vent System Initial PreparationMaking the Joint PrimerCement Step aConnection of GAS Pipe OperationGAS Connections To Operate the HeaterWhat to do if YOU Smell GAS WatertemperatureadjustmentDo not TRY to Light the Burner by Hand Do not TRY to Light the Burner by HandWater Temperature Adjusting Dial MaintenanceTemperature Regulation PurgingVenting System High Temperature CUT-OFF SwitchPower Venter Maintenance ValveCondensation Service and RepairTrouble Shooting Cathodic PROTECTION-ANODEAbove 170 F TroubleshootingVent Pipe TOO HOT Yellow FlameFlash Troubleshooting with the LEDOFF Turn on GAS Supply Plug Check for Proper Voltage ATYES Replace HSITank Service and Repair ExpensesClaim Procedure ALL Other Parts