A.O. Smith HW 610 warranty Dimensions and Capacity Data, Propane Natural

Page 5

DIMENSIONS AND CAPACITY DATA

EXTRA OPENING

FOR THERMOMETER

AND RELIEF VALVE

HW-520, 610

AND HW--670

TABLE 1

 

 

 

 

MODELS

 

 

 

DIMENSIONS IN INCHES

HW-300

HW-399

HW-420

HW-520

PROPANE

NATURAL

 

 

HW-610/670

HW-610/670

 

 

 

 

 

 

A

Overall height

65 (1651)

57-1/8 (1451)

57-1/8 (1451)

68-5/16 (1735)

67 (1702)

64-3/4 (1645)

B

Height to Top of Jacket

43-1/4 (1099)

45-1/8 (1146)

45-1/8 (1146)

56-1/4 (1429)

56-1/4 (1429)

56-1/4 (1429)

C

Floor to Center Line Water Inlet

36 (914)

38-3/4 (984)

38-3/4 (984)

46 (1168)

46 (1168)

46 (1168)

D

Diameter of Jacket

25-1/4 (641)

27 (686)

27 (686)

27 (686)

27 (686)

27 (686)

E

Floor to Center Line Water Outlet

12 (305)

12 (305)

12 (305)

12 (305)

12 (305)

12 (305)

F

Draft Diverter Outlet Diameter

8 (203)

10 (254)

10 (254)

10 (254)

12 (305)

12 (305)

G

Floor to Center Line Gas Inlet

16-1/2 (419)

16-3/4 (425)

16-3/4 (425)

18 (457)

18 (457)

18 (457)

H

Overall Depth

29-5/8 (753)

31-1/2 (800)

31-1/2 (800)

36-1/2 (927)

36-1/2 (927)

36-1/2 (927)

J

Support Height

9 (229)

9 (229)

9 (229)

9 (229)

9 (229)

9 (229)

K

Width of Control String (approx.)

14 (356)

14 (356)

14 (356)

11 (279)

11 (279)

11 (279)

L

Pipe Size of Water Inlet (NPT)

1-1/4

1-1/2

1-1/2

2

2

2

M

Pipe Size of Water Outlet (NPT)

1-1/4

1-1/2

1-1/2

2

2

2

N

Pipe Size of Gas Inlet (NPT)

3/4

1

1

1

1

1

P

Control String Plus 1/2 Jacket Diameter (approx.)

26-5/8 (676)

27-1/2 (699)

27-1/2 (699)

24-1/2 (622)

24-1/2 (622)

24-1/2 (622)

S

Horizontal Length between Water Inlet and Outlet

5-3/8 (137)

5-1/2 (140)

5-1/2 (140)

5-3/4 (146)

5-3/4 (146)

5-3/4 (146)

T

Control String from Jacket

5 (127)

5 (127)

5 (127)

7 (178)

7 (178)

7 (178)

 

Approximate shipping weight lbs. (Kilograms)

240 (109)

291 (132)

291 (132)

361 (164)

361 (164)

361 (164)

NOTE: All dimensions in inches (millimeters) except pipe size which is NPT

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Contents Tennessee Waltz Parkway Ashland City, TN Models HW 300, 399, 420, 520, 610Important Definitions Safe INSTALLATION, USE and ServiceGeneral Safety Table of Contents Propane Natural Dimensions and Capacity Data27.7 33.3 Recovery CapacitiesLIQUefied petroleum gas models High Altitude InstallationsIntroduction Controls and Function High Limit Switch Safety Flow Switch Manual Reset High LimitThermal Balancer GPM LPMSafety Relief Valves Tank Temperature Control Thermometers GeneralDrain Valve Not Supplied Required AbilityCanadian Installations Confined Space S. InstallationsAIR Requirements Unconfined SpaceTypical Boiler Installation Installation ClearancesVenting LevelingConnecting Boiler to a Common Vent Vent Pipe InstallationDraft Hood Vent ConnectionVenting System Venting Sidewall Optional Power Vent SystemMultiple Vent Table Model HW-300 Boiler Combined Vent Sizing TablesConventional Installations System InstallationsLINEAR-TEMP Installations ONE Boiler Installed Independent of the Primary SystemSchematic of the LINEAR-TEMPSYSTEM NO. Suggested Items for InstallationBoiler Inlet Outlet Sizes Minimum Branch Sizes to BoilersGAS Connections Correct GAS Purging and SizingSpecific Multiplier Gravity ExampleGAS Pressure Regulators Model Rated Manifold Pressure Number Input Natural PropaneWiring Connections WiringD. System HW 300 toSingle Stage I.I.D. Honeywell GAS Valve HW 300 thru 670. Natural and Propane GAS U.S. & CanadaLINEAR-TEMP Installations Boilers and Secondary Circulator are Controlled by Page MODELS, Jucntion BOX W/4 Terminals Canadian MODELS, Junction BOX W/6 TerminalsCanadian MODELS, Junction BOX W/6 Terminals Schematic MODELS, Junction BOX W/4 Terminals MODELS, Junction BOX W/4 Terminals Piping Wiring Figures 16 and 17 on Pages 24Commercial Boiler with Vertical Tank USE this Table for Correct Pump and Water Pipe SizeCommercial Boiler with Horizontal Tank Commercial Boiler with Vertical TANK, CER-TEMP Wiring Figures 21 to 27 on Pages 28 toHW-300 HW-399 HW-420 HW-520 Three HW-520s, HW-610s or HW-670s UP-FLOW Model USE this Table for Correct Pump and Water Pipe Size Filling the System Operation and START-UP InstructionsPilot and Main Burner Main BurnerPilot Burner Electronic Ignition Refer to Operating at Full Input or Full Capacity Checking and Adjusting the InputConsumption Rate Stage Main Burner Operation Flame Current Sensed For Your Safety Read Before Lighting URN Pilo T Firing VA LVE Counterclockwise SET T HE Thermostat to Lowwest SettingRelief Valve General MaintenanceManual Reset High Limit Switch Continuity Test PRE-TROUBLESHOOTING Cleaning and Flushing InstructionsHOT Water Supply Boilers Preventive Maintenance Internal ContaminantsCER-TEMP 80 Recovery System Checkout Procedure TroubleshootingYES Is ceramic insulator surrounding the electrode in good Burner ignition problems?Condition not cracked or broken? Is there excessive draft conditions that may cause pilotMV & MV/PV? Replace pilot burner assembly Location of LEDs Flame LED Yellow LED Status and TroubleshootingStatus LED Green OFFNo Call for Heat Not applicable None OFF Conditions and Exceptions Limited Warranty
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