A.O. Smith DB/DW-720-1810 warranty DURA-MAX Limited Warranty

Page 41

DURA-MAX LIMITED WARRANTY

A. O. Smith Corporation, the warrantor, extends the following LIMITED WARRANTY to the owner of this hydronic boiler:

1.If within TEN years after initial installation of the boiler, the heat exchanger shall prove upon examination by the warrantor to be defective in material or workmanship, the warrantor, at his option will exchange or repair such part or portion. This term is reduced to FIVE years if this boiler is used for volume hot water supply purposes other than hydronic space heating.

a.This warranty is extended to the owner for all other parts or portion during the FIRST year following initial installation of this boiler.

b.The warranty on the repair or replacement of the part or portion will be limited to the unexpired term of the original warranty.

2.CONDITIONS AND EXCEPTIONS

This warranty shall apply only when the boiler is installed in accordance with local plumbing and building codes, ordinances and regulations, the printed instructions provided with it and good industry practices. In addition, an appropriately sized safety relief valve certified to the ASME Boiler and Pressure Vessel Code must have been installed and fresh water used for filling and makeup purposes;

a.This warranty shall apply only when the boiler is used:

(1)owned by the original purchaser;

(2)in its original installation location;

(3)sized in accordance with proper sizing techniques for commercial boilers;

(4)bearing a rating plate which has not been altered, defaced or removed except as required by the warrantor;

(5)fired at the factory rated input using the fuel stated on the rating plate;

(6)maintained in accordance with the instructions printed in the manual included with the heater.

(7)at temperatures not exceeding the maximum setting of its operative and/or high limit control;

(8)at water pressure not exceeding the working pressure shown on the boiler;

(9)when filled with boiler water, free to circulate at all times and with the heat exchanger free of damaging scale deposits;

(10)in a non-corrosive and non-contaminated atmosphere;

(11)in the United States, its territories or possessions, and Canada;

(12)at a water velocity flow rate, not exceeding or below the boiler's designed rates;

(13)indoor installation only.

b.Any accident to the boiler, any misuse, abuse (including freezing) or alteration of it, any operation of it in a modified form will void this warranty.

3.SERVICE AND REPAIR EXPENSE

Under this limited warranty the warrantor will provide only a replacement part. The owner is responsible for all other costs. Such costs may include but are not limited to:

a.Labor charges for service removal, repair or reinstallation of the component part;

b.Shipping, delivery, handling, and administrative charges for forwarding the replacement part from the nearest distributor and returning the claimed defective part to such distributor.

c.All cost necessary or incidental for any material and/or permits required for installation of the replacement.

4.LIMITATIONS ON IMPLIED WARRANTIES

Implied warranties, including any warranty of merchantability imposed on the sale of this boiler under state law are limited to one (1) year duration for the boiler or any of its parts. Some states or provinces do not allow limitations on how long an implied warranty lasts, so the above limitation may not apply to you.

5.CLAIM PROCEDURE

Any claim under the warranty should be initiated with the dealer who sold the boiler, or with any other dealer handling the warrantor’s products. If this is not practical, the owner should contact:

U.S. Customers

Canadian Customers

A. O. Smith Corporation

A. O. Smith Enterprises Ltd.

5621 West 115th Street

P. O. Box, 310 - 768 Erie Street

Alsip, IL 60803

Stratford, Ontario N5A 6T3

Telephone: 800 323-2636

Telephone: 800 265-8520

a.The warrantor will only honor replacement with identical or similar parts thereof which are manufactured or distributed by the warrantor.

b.Dealer replacements are made subject to in-warranty validation by warrantor.

6.DISCLAIMERS

NO OTHER EXPRESS WARRANTY HAS BEEN OR WILL BE MADE IN BEHALF OF THE WARRANTOR WITH RESPECT TO THE MERCHANTABILITY OF THE BOILER OR THE INSTALLATION, OPERATION, REPAIR OR REPLACEMENT OF THE BOILER. THE WARRANTOR SHALL NOT BE RESPONSIBLE FOR WATER DAMAGE, LOSS OF USE OF THE UNIT, INCONVENIENCE, LOSS OR DAMAGE TO PERSONAL PROPERTY OR OTHER CONSEQUENTIAL DAMAGE. THE WARRANTOR SHALL NOT BE LIABLE BY VIRTUE OF THIS WARRANTY OR OTHERWISE FOR DAMAGE TO ANY PERSONS OR PROPERTY, WHETHER DIRECT OR INDIRECT, AND WHETHER ARISING IN CONTRACT OR TORT.

a.Some states or provinces do not allow the exclusion or limitation of the incidental or consequential damage, so the above limitations or exclusions may not apply to you.

b.This warranty gives you specific legal rights, and you may also have other rights which vary from state to state or province to province.

Fill in the following for your own reference. Keep it. Registration is not a condition of warranty. The model and serial number are found on the boiler’s rating plate.

Owner_________________________________________________________________________________________________________________________

Installation Address________________________________________________________________________________________________________________

City and State or Province _______________________________________________________________________ Postal/Zip Code _______________________

Date Installed___________ Model No. __________________________ Serial No. ________________________________

Dealer’s Name____________________________________________________________________________________________________________________

Dealer’s Address______________________________________________________________________________Phone No. ____________________________

FILL IN WARRANTY AND KEEP FOR FUTURE REFERENCE

41

Page 40 Page 42
Image 41
Page 40 Page 42
Contents TM Models DB/DW-720-1810 Installation Operation Maintenance Limited WarrantyForeword ContentsReplacement Parts Levelling ROUGH-IN Dimensions CapacitiesInstallation Clearances Pressure Drop Safety Relief Valves FeaturesManual Reset High Temperature Safety Limit Control Electronic Intermittent Pilot Ignition ControlSafety Flow Switch Automatic Reset High Temperature Limit ControlThermal Balancer Dual Stage Models only HIGH/LOW OperatorRequired Ability Installation InstructionsLocation AIR RequirementsVent Connection Venting the BoilerDraft Hood GAS Connections Connecting Boiler to a Common VentCorrect GAS PurgingWiring Connections High Altitude InstallationsConventional Installations ExampleSystems Equipment Installation Circulating Pump Must be Properly Sized for Your Application Circulating PumpTank Temperature Control System InstallationConventional Space Heating Installation LOW Water CutoffInstallation AS Boiler Replacement DB InstallationPage LINEAR-TEMP Space Heating Applications LINEAR-TEMP Space Heating InstallationsDuraMax Pump Performance Requirements Thermometer Pressure Gauge Safety Flow SwitchONE Boiler LINEAR-TEMP System Page Page Page Page Page Page ONE DURA-MAX Model DW Commercial Boiler with Vertical Tank Hard Water ConditionsONE DURA-MAX Model DW Commercial Boiler with Horizontal Tank NPT NPT Manifolding of Model TJV-120M & TJV-200M Tanks START-UP and Operating Instructions For Your Safety Read Before Operating Checking and Adjusting the Input PrecautionsInternal Contaminants Pilot BurnerTROUBLE-SHOOTING PRE-TROUBLE-SHOOTINGYES No Spark AT Pilot BurnerSpark AT Pilot Burner but Pilot will not Light Pilot Burner Lights but Main Burner does not Light Venting Maintenance General MaintenanceHeat Exchanger Preventive Maintenance Relief ValveRemoving Light Deposits of Scale Deliming SolventsMechanical Removal of Deposits Removal of AN Existing Boiler from a Common Venting SystemDURA-MAX Limited Warranty Page Page Replacement Parts

DB/DW-720-1810 specifications

A.O. Smith has a longstanding reputation for quality and innovation in the water heater industry, and the DB/DW-720-1810 model exemplifies these values. This particular water heater is designed to provide reliable hot water, making it suitable for both residential and commercial applications. Its impressive features and cutting-edge technologies set it apart from conventional models.

One of the primary features of the A.O. Smith DB/DW-720-1810 is its energy efficiency. It operates using advanced insulation technologies, minimizing heat loss and promoting energy savings. This model is designed with a high-efficiency burner that substantially reduces energy consumption while maintaining optimal performance. It also complies with industry standards for energy efficiency, ensuring that users can enjoy lower utility bills without sacrificing comfort.

The DB/DW-720-1810 is equipped with a robust tank designed to hold an ample supply of hot water. With a capacity of 75 gallons, it is ideal for households with high demand, such as multi-bathroom residences or commercial establishments. This large capacity ensures that hot water is readily available for various activities, from bathing to cleaning.

User control is another notable characteristic of the A.O. Smith DB/DW-720-1810. The model features an intuitive digital display that allows users to monitor and set water temperatures easily. This interface not only enhances usability but also promotes safety, preventing scalding by allowing users to adjust the temperature to their preference.

Durability is a key consideration in the DB/DW-720-1810’s design. It is built with high-quality materials and features a corrosion-resistant tank, ensuring longevity even in challenging water conditions. This resilience is further supplemented by A.O. Smith's advanced anode rod technology, which helps battle corrosion and extends the lifespan of the water heater.

Lastly, maintenance is simplified with this model. A.O. Smith has designed the water heater for easy access to serviceable parts, making routine maintenance more convenient and less time-consuming. Coupled with warranty options that provide peace of mind, the DB/DW-720-1810 stands out as a dependable choice.

In summary, the A.O. Smith DB/DW-720-1810 combines energy efficiency, significant capacity, user-friendly controls, durability, and low maintenance needs, making it an exceptional option for those needing a reliable hot water solution.
Top Page Image Contents