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Manual A.O. Smith Water Heater

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  • A.O. Smith Water Heater - page 1

    Installation Instructions and Use & Care Guide A.O.Smith FVIR GAS WATER HEATER (FLAMMABLE VAPOR IGNITION RESISTANT) FOR SPACE HEATING AND POTABLEWATER HEATING ONLY. NOT FOR USE IN MOBILE HOMES. This water heater complies with ANSI Z21.10.1-current edition regarding the accidental or unintended ignition of flammable vapors, such as those emitted ...

  • A.O. Smith Water Heater - page 2

    Water Heater Safety .......................................................................................................................................................................... 1 -2 Safe Installation, Use and Service ....................................................................................................................... ...

  • A.O. Smith Water Heater - page 3

    Your safety and the safety of others is extremely important in the installation, use and servicing of this water heater. Many safety-related messages and instructions have been provided in this manual and on your water heater to warn you and others of a potential hazard. Read and obey all safety messages and instructions throughout this manual. It ...

  • A.O. Smith Water Heater - page 4

    Read and understand instruction manual and safety messages before installing, operating or servicing this water heater. Failure to follow instructions and safety messages could result in death or serious injury. Instruction manual must remain with water heater. Water temperature over 125°F (52°C) can cause severe burns instantly resulting in seve ...

  • A.O. Smith Water Heater - page 5

    GET TO KNOW YOUR WATER HEATER - GAS MODELS A Vent Pipe B Draft hood C Anode (Not Shown) D Hot Water Outlet E Insulation F Gas Supply Piping G Manual Gas Shut-off Valve H Ground Joint Union I Drip Leg (Sediment Trap) J Inner Door S Thermostat K Outer door T Drain Valve L Union U Pilot and Main Burner M Inlet Water Shut-off Valve V Flue N Cold Water ...

  • A.O. Smith Water Heater - page 6

    Important Information About This Water Heater This gas water heater was manufactured to voluntary safety standards to reduce the likelihood of a flammable vapor ignition incident. New technology used in meeting these standards makes this product more sensitive to installation errors or improper installation environments. Please review the Installat ...

  • A.O. Smith Water Heater - page 7

    Location Requirements Carbon Monoxide Poisoning Hazard Do not install in a mobilehome. Do ng so can resut n carbonmonox de po son ng and death. The FVlR System is designed to reduce the risk of flammable vapor-related fires. The patented system protects your family by trapping the burning vapors within the water heater combustion chamber through th ...

  • A.O. Smith Water Heater - page 8

    Pmpe_y Damage Hazard • AJl water heaters eventually leak • Do not install without adequate drainage, IMPORTANT: The water heater should be located in an area where leakage of the tank or connections will not result in damage to the area adjacent to the water heater or to lower floors of the structure. Due to the normal corrosive action of water ...

  • A.O. Smith Water Heater - page 9

    Explosion Hazard • Use a new CSA approved gas supply line. • Installa shut-off valve. • Do not connect a naturalgas water heater to an L.P. gas supply. • Do not connect an L.P. gas water heaterto a naturalgas supply. • Failure to follow these instructions can result in death, explosion, or carbonmonoxide poisoning. Gas Requirements IMPORT ...

  • A.O. Smith Water Heater - page 10

    LP Gas Only Explosion Hazard Have a qualified person make sure L.P. gas pressure does not exceed 13" water column. Examples of a qualified person include: licensed plumbers, authorized gas company personnel, and authorized service personnel. Failure to do so can result in death, explosion, or fire. Liquefied petroleum gas is over 50% heavier t ...

  • A.O. Smith Water Heater - page 11

    Carbon Monoxide Warning Water heater must be vented to outdoors. Vent must be installed by a qualified technician using the installation instructions. Examples of a qualified technican include: gas technicians, authorized gas company personel, and authorized service persons. Failure to so do can result in death or carbon monoxide poisoning. IMPORTA ...

  • A.O. Smith Water Heater - page 12

    12" MAXIMUM PERMANENT OPENINGS TO THE OUTSIDE OR ADDITIONAL ROOMS WITHIN THE BUILDING ! r-3 I 12" MAXIMUM J FIGURE 4. CLOSET ___ OR J OTHER CONFINED SPACE All Air from Inside the Building When additional air is to be provided to the confined area from additional room(s) within the building, the total volume of the room(s) must be of suffi ...

  • A.O. Smith Water Heater - page 13

    CONFINED GABLE VENT j TO OUTDOORS INSTALLABOVE INSULATION • OUTLET AIR TO ATTIC 1 SQ. INCH PER 4000 BTUH ALTERNATE AIR FROM AIR INLET 1 SQ. INCH PER OPEN _1_ 4000 BTUH FOUNDATION "_ VENT ALL AIR FROM OUTDOORS: INLET AIR FROM VENTILATED CRAWL SPACE/OUTLET AIR TO VENTILATED ATTIC FIGURE 6. • GABLE VENT TO OUTDOORS _" INSTALL ABOVE INSUL ...

  • A.O. Smith Water Heater - page 14

    Align the legs of the draft hood with the slots provided. Insert the legs and secure the draft hood to the water heater's top with the four screws provided as shown in Figure 9. Do not alter the draft hood in any way. If you are replacing an existing water heater, be sure to use the draft hood supplied with this water heater. Vent Pipe Size It ...

  • A.O. Smith Water Heater - page 15

    SUPPORT *MAINTAIN CLEARANCE t 3 FT. MINIMUM '_ LISTED VENT CAP 2 FT. MINIMUM ABOVE ANY OBJECT WITHIN 10 FT. HORIZONTALLY TYPE B DOUBLE WALL VENT PIPE VENT CONNECTOR SLOPE UP 1/4 IN. PER FT. MINIMUM 1 **MAINTAIN _ SPECIFIED CLEARANCE VERTICAL GAS VENT SYSTEM WITH TYPE B DOUBLE WALL VENT PIPE. FIGURE 11. 5 FT. MINIMUM f SUPPORT STRAP. *MA,NTA,N ...

  • A.O. Smith Water Heater - page 16

    HOTWA_--T_ OUTLET IN A CLOSED SYSTEM USE A _..THERMAL EXPANSION TANK COLD WATER SUPPLY TO FIXTURES PRESSURE REDUCING VALVE H BYPASS D WATER INLET COLD WATER INLET VALVE (SHUT-OFF VALVE) TEMPERATURE AND PRESSURE (T&P) RELIEF VALVE (OPTIONAL TOP T&P RELIEF VALVE NOT SHOWN) i,---- DISCHARGE PIPE (DO NOT CAP OR PLUG) MASSACHUSETTS: INSTALL DRAI ...

  • A.O. Smith Water Heater - page 17

    Temperature and Pressure Relief Valve Explosion Harzard Temperature-pressure relief valve must comply with ANSI Z21.22-CSA 4.4 and ASME code. • Properly sized temperature- pressure relief valve must be installed in opening provided. • Can result in overheating and excessive tank pressure. • Can cause serious injury or death. (T&P) RELIEF ...

  • A.O. Smith Water Heater - page 18

    • Be sure to follow the manual(s) shipped with the air handler system. • This water heater is not to be used as a replacement for an existing boiler installation. • Do not use with piping that has been treated with chromates, boiler seal or other chemicals and do not add any chemicals to the water heater piping. • If the space heating syste ...

  • A.O. Smith Water Heater - page 19

    This gas water heater was manufactured to voluntary safety standards to reduce the likelihood of a flammable vapor ignition incident. The new technology used in meeting these standards makes this product more sensitive to installation errors. Please review the following checklist and make any required installation upgrades or changes. Questions? Co ...

  • A.O. Smith Water Heater - page 20

    Lighting Instructions Read and understand these directions thoroughly before attempting to light or re-light the pilot. Make sure the view port is not missing or damaged. (See Figure 23) Make sure the tank is completely filled with water before lighting the pilot. Check the rating plate near the gas control valve/ thermostat for the correct gas. Do ...

  • A.O. Smith Water Heater - page 21

    Robertshaw Gas Control Valve/Thermostat - Lighting Instructions FOR YOUR SAFETY READ BEFORE LIGHTING I WARNING: If you do not follow theseinstructions exactly, a fire or explosion I may result causing property damage, personalinjury or loss of life. I A. This appliance has a pilot which is lighted by a C. Use only your hand to push in or turn the g ...

  • A.O. Smith Water Heater - page 22

    Burner Flames Inspect the burner flames through the viewport and compare them to the drawings in Figure 18. A properly operating burner should produce a soft blue flame. Blue tips with yellow inner cones are satisfactory. The tips of the flame may have a slight yellow tint. The flame should not be all yellow or have a sharp blue-orange color. Conta ...

  • A.O. Smith Water Heater - page 23

    NOTE: During low demand periods when hot water is not being used, a lower thermostat setting will reduce energy losses and may satisfy your normal hot water needs. If hot water use is expected to be more than normal, a higher thermostat setting may be required to meet the increased demand. When leaving your home for extended periods (vacations, etc ...

  • A.O. Smith Water Heater - page 24

    Anode Rod/Water Odor Each water heater contains at least one anode rod, which will slowly deplete while protecting the glass-lined tank from corrosion and prolonging the life of the water heater. Once the anode is depleted, the tank will start to corrode, eventually developing a leak. Certain water conditions will cause a reaction between this rod ...

  • A.O. Smith Water Heater - page 25

    Temperature and Pressure Relief Valve Explosion Harzard Temperature-pressure relief valve must comply with ANSI Z21.22-CSA 4.4 and ASME code. • Properly sized temperature- pressure relief valve must be installed in opening provided. • Can result in overheating and excessive tank pressure. • Can cause serious injury or death. Manually operate ...

  • A.O. Smith Water Heater - page 26

    2. Check the burner to see if it is dirty or clogged. The burner may be cleaned with soap and hot water (Figure 24). PILOT ASSEMBLY SCREWS, BURNER (BOTTOM VIEW) FIGURE 24. Replacing the Thermocouple 1. Remove the manifold/burner assembly as directed previously. 2. Remove the retainer clip from the back of the two piece wire connector and remove the ...

  • A.O. Smith Water Heater - page 27

    10. Reposition the two piece wire connector in the manifold door opening and secure it with the retainer clip. 11. Carefully bend the new pilot tube and thermocouple to match the bend of the manifold tube. NOTE: When bending DO NOT crimp or crease the pilot tube or thermocouple. (Figure 25) 12. Place the new brass ferrule nut on the pilot tube befo ...

  • A.O. Smith Water Heater - page 28

    7. Reconnect the igniter wire. 8. Turn gas supply on and refer to the Lighting Instruc- tions. , With the burner lit, check the gas control valve/ thermostat supply line, two piece wire connector, manifold tube, and pilot tube connections for leaks. Check for leaks by brushing on an approved noncorrosive leak detection solution. Bubbles forming ind ...

  • A.O. Smith Water Heater - page 29

    Replacing the Gas Valve: 1. To replace the gas control valve/thermostat, reassemble in reverse order. When replacing the gas control valve/thermostat, thread a correctly sized pipe into the inlet and use it to turn the gas valve (clockwise.) DO NOT OVER TIGHTEN or damage may result. NOTE: Use an approved TEFLON (R_ tape or pipe compound only on the ...

  • A.O. Smith Water Heater - page 30

    PROBLEM CORRECTIVE ACTION HIGH OPERATION COSTS INSUFFICIENT HOT WATER SLOW HOT WATER RECOVERY DRIP FROM RELIEF VALVE POSSIBLE CAUSE(S) 1. Thermostat set too high 2. Sediment or lime in tank 3. Water heater too small for job 4. Wrong piping connections 5. Leaking faucets 6. Gas leaks 7. Wasted hot water 8. Long runs of exposed piping 9. Hot water pi ...

  • A.O. Smith Water Heater - page 31

    Does pilot light go out when LNO .d_l Check Draft. (See Checkingthe I butt°n is released_ r -_Draft section of this manua., YES "_ . iAre the wires from the gas Has the thermal switch _NO m_.[ contro_ valve/thermostat firmly tripped? i _'i connected to the switch? YES YES Check for insufficient combustion air. !, ate there openings for m ...

  • A.O. Smith Water Heater - page 32

    When ordering repair parts always give the following information: 1. Model, serial, and product number 2. Type of gas 3. Item number 4. Parts description Repair Parts List Item Parts Description No. 1 DRAFT HOOD 2 REDUCER RING - SOME MODELS 3 FLUE BAFFLE 4 HEAT TRAP/NIPPLES(COLD) - SOME MODELS 5 HEAT TRAP/NIPPLES (HOT) - SOME MODELS 6 COLD WATER DI ...

  • A.O. Smith Water Heater - page 33

    Listed Parts Kits and Illustrations Item 12: Item 13: Item 14: Item 15: Item 16: Item 17: Item 18: Item 19: Item 20: Item 21: Item 22: Pilot/Pilot Tube Assembly kit, which contains the pilot assembly, thermocouple, igniter electrode and retainer clip (Natural Gas) Pilot/Pilot Tube Assembly kit, which contains the pilot assembly, thermocouple, ignit ...

  • A.O. Smith Water Heater - page 34

    34 ...

  • A.O. Smith Water Heater - page 35

    LIMITED RESIDENTIAL GAS WARRANTY THIS WARRANTY IS APPLICABLE TO THE ORIGINAL OWNER ONLY in accordance with the warranty terms and conditions specified below. The warrantor will furnish the ORIGINAL OWNER, 1) a replacement water heater of equivalent size and current model if the glass-lined tank in this water heater leaks and, 2) a replacement part ...

  • A.O. Smith Water Heater - page 36

    LIMITATION ON IMPLIED WARRANTIES Implied warranties, including any warranty of merchantability imposed on the sale of this heater under state law are limited to one year duration for the heater or any of its parts. Some states do not allow limitations on how long an implied warranty lasts, so the above limitations may not apply to you. CLAIM PROCED ...

Manufacturer A.O. Smith Category Water Heater

Documents that we receive from a manufacturer of a A.O. Smith Water Heater can be divided into several groups. They are, among others:
- A.O. Smith technical drawings
- Water Heater manuals
- A.O. Smith product data sheets
- information booklets
- or energy labels A.O. Smith Water Heater
All of them are important, but the most important information from the point of view of use of the device are in the user manual A.O. Smith Water Heater.

A group of documents referred to as user manuals is also divided into more specific types, such as: Installation manuals A.O. Smith Water Heater, service manual, brief instructions and user manuals A.O. Smith Water Heater. Depending on your needs, you should look for the document you need. In our website you can view the most popular manual of the product A.O. Smith Water Heater.

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A complete manual for the device A.O. Smith Water Heater, how should it look like?
A manual, also referred to as a user manual, or simply "instructions" is a technical document designed to assist in the use A.O. Smith Water Heater by users. Manuals are usually written by a technical writer, but in a language understandable to all users of A.O. Smith Water Heater.

A complete A.O. Smith manual, should contain several basic components. Some of them are less important, such as: cover / title page or copyright page. However, the remaining part should provide us with information that is important from the point of view of the user.

1. Preface and tips on how to use the manual A.O. Smith Water Heater - At the beginning of each manual we should find clues about how to use the guidelines. It should include information about the location of the Contents of the A.O. Smith Water Heater, FAQ or common problems, i.e. places that are most often searched by users in each manual
2. Contents - index of all tips concerning the A.O. Smith Water Heater, that we can find in the current document
3. Tips how to use the basic functions of the device A.O. Smith Water Heater - which should help us in our first steps of using A.O. Smith Water Heater
4. Troubleshooting - systematic sequence of activities that will help us diagnose and subsequently solve the most important problems with A.O. Smith Water Heater
5. FAQ - Frequently Asked Questions
6. Contact detailsInformation about where to look for contact to the manufacturer/service of A.O. Smith Water Heater in a specific country, if it was not possible to solve the problem on our own.

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