A.O. Smith VF VB 1000 User Manual Download Page 23

23

LIMITED WARRANTY

A. o. Smith Corporation, the warrantor, extends the following lIMITED WARRANTY to the owner of this boiler:

1.  If within TEN years after initial installation of the boiler, a heat exchanger or gas burner shall prove upon examination by the warrantor to be defective in mate-

rial 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 water 

heating 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, a pressure relief valve, certified by C.S.A. and approved by the American Society of 

Mechanical Engineers, must have been installed and fresh water used for filling and make-up purposes.

 

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

 

  (1)  with inlet water temperature 120°F (49°C) and above and outlet water temperatures not exceeding the maximum setting of its operative and/ 

 

   

or high limit control;

 

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

 

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

 

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

 

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

 

  (6)  at a water velocity flow rate not exceeding or below the boiler’s designed rates;

 

  (7)  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, or any attempt to repair leaks in 

the heat exchanger 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 or provincial law are limited to one (1) year duration 

for the boiler or any of its parts.  Some states and 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 this 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 

practicable, the owner should contact:

      

 

U.S. Customers 

Canadian Customers

 

   

 

 

A. o. Smith Corporation 

A. o. Smith Enterprises ltd.

 

   

 

 

500Tennessee Waltz Parkway 

P. o. Box, 310 - 768 Erie Street

 

   

 

 

Ashland City, TN 

Stratford, ontario  N5A 6T3

 

   

 

 

Telephone: 800 527-1953 

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 oN 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 and 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 ______________________________________________________________________________ Zip Code _____________________________________

Date Installed ____________________________________ Model No. _______________________________________ Serial No. _______________________________

Dealer’s Name ______________________________________________________________________________ Phone No. ____________________________________

Dealer’s Address _________________________________________________________________________________________________________________________

_______________________________________________________________________________________________________________________________________

_______________________________________________________________________________________________________________________________________

FILL IN WARRANTY AND KEEP FOR FUTURE REFERENCE

Summary of Contents for VF VB 1000

Page 1: ...se any phone in your building Immediately call your gas supplier from a neighbor s phone Follow the gas supplier s instructions If you cannot reach your gas supplier call the fire department Installation and service must be performed by a qualified installer service agency or the gas supplier PRINTED 0411 320857 000 USER S MANUAL MODELS VB VW 500 750 AND 1000 SERIES 200 201 GAS FIRED POWER BURNER ...

Page 2: ...ances known to the State of California to cause cancer birth defects or other reproductive harm and requires businesses to warn of potential exposure to such substances This product contains a chemical known to the State of California to cause cancer birth defects or other reproductive harm This appliance can cause low level exposure to some of the substances listed in the Act IMPORTANT DEFINITION...

Page 3: ...3 GENERAL SAFETY ...

Page 4: ...ntrol assembly pro vided on the boiler met safe lighting and other performance criteria Detailed installation diagrams are found in this manual These diagrams will serve to provide the installer a reference for the materials and methods of piping necessary It is essential that all water gas piping and wiring be installed as shown on the diagrams You should thoroughly read and understand this manua...

Page 5: ...ntally vented gas fueled heating appliance or equipment The sign shall read in print size no less than one half 1 2 inch in size GAS VENT DIRECTLY BELOW KEEP CLEAR OF ALL OBSTRUCTIONS INSPECTION The state or local gas inspector of the side wall horizontally vented gas fueled equipment shall not approve the installation unless upon inspection the inspector observes carbon monoxide detectors and sig...

Page 6: ...6 CONNECTION DIAGRAM ...

Page 7: ...7 ...

Page 8: ...8 Figure 1 SCHEMATIC DIAGRAM VB VW 500 750 1000 SCHEMATIC DIAGRAM ...

Page 9: ...9 LIGHTING OPERATION INSTRUCTIONS FOR MODELS VB VW 500 750 AND 1000 ...

Page 10: ...ystem or something similar Through this connection multiple boilers can also be linked together CAUTION The internal communications cables should never be connected to the external communications connectors and vice versa There are several microcontrollers used on the boards These control the temperature and ignition control functions for the boiler Inherent in the design are the normal operating ...

Page 11: ...ame rod is missing or shorted the flame will not be detected OUTPUTS FROM MCB Relay Contact Output Alarm MCB 24VAC optional Provides electrical power to operate an external alarm This can be an audio device i e Sonalert a visual device lamp or any other device that will operate with the voltage and current level provided Pump MCB 120VAC required on systems that do not have an external pump Provide...

Page 12: ...nu activated screens Within each of the screens helpful information can be displayed by pressing the Help button The LED s visually inform the user about the mode the system is in The touch switches allow the user to control the operation of the system The operation of these parts is described in the following section UIM Screens On all screens a double vertical bar appears on the right side of th...

Page 13: ...a jump to the error state Description of FCB control states Idle State When any error is declared during idle state The system will remain in this state until the MCB request a heating cycle or a cold purge Pre Purge State The blower is turned on After 10 to 34 seconds 34 seconds for cold purging the system switches to the Heat Igniter State Heat Igniter State The sequence of operation is as follo...

Page 14: ... to change the automatically resettable High Limit Setpoint 1 Press the MENU key 2 Scrollthe withtheDOWNkeynexttoUSERSETTINGSCREEN 3 Press the SELECT key 4 Scroll the with the DOWN key until it is pointing to HIGH LIMIT SETPOINT 5 Press the SELECT KEY 6 Use the UP and DOWN key to select the value you wish to enter 7 Press the SELECT key to accept and store the new value High Limit Differential The...

Page 15: ...ards in screens to reach a desired item and to change setpoints and user settings They have an auto increment decrement feature for some of the configurations and values When you first press one of the keys and value changes by 1 count then wait 1 2 second and changes slowly until the key is released or if held for 3 or more seconds it will change the value quickly Help Key Pressing the Help key f...

Page 16: ...nected wiring Note The MRHL can be checked by disconnecting the outlet probe from the MCB and reading the resistance across the two active pins on the connectorattheendoftheprobecable Thevalueshouldbeapproximately0ohmswhenthetemperatureoftheprobeislessthan220 F Low Water Water level is too low Flashing HARD Caused by the Low Water Cut Out device not closing its feedback switch contacts when it sho...

Page 17: ...r Give reasonably quiet operation during initial ignition operation and extinction Cause no excessive lifting of flame from burner ports If the preceding burner characteristics are not evident check for accumulation of lint or other foreign material that restricts or blocks the air openings to the burner or boiler To check burners 1 Shut off all gas and electricity to unit Allow unit to cool 2 Rem...

Page 18: ...sible shortened service life BURNER MAINTENANCE Qualified servicers should follow this procedure when the boiler s burner needs cleaning 1 Turn off the electrical power to the boiler and close the main manual gas shutoff valve s Allow the boiler parts to cool before disassembly 2 Loosen the flange and separate the gas train from the manifold assembly 3 Separate the burner from the blower adapter b...

Page 19: ...ssolidsexist Asthewaterisheated these tendtodropoutdepositingasscaleorlime Thisscalemustberemoved before the heat exchanger tubes become blocked DELIMING The amount of calcium carbonate lime released from water is in direct proportion to water temperature and usage The higher the water temperature or water usage the more lime deposits are dropped out of the water This is the lime scale which forms...

Page 20: ...20 notes ...

Page 21: ...21 notes ...

Page 22: ...22 notes ...

Page 23: ...ration for the boiler or any of its parts Some states and 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 this 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 practicable the owner should contact U S Custo...

Page 24: ...24 500 Tennessee Waltz Parkway Ashland City TN 37015 Technical Support 800 527 1953 Parts 800 433 2545 Fax 800 644 9306 www hotwater com ...

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