Reliant FVIR GAS WATER HEATER Installation Instructions And Use & Care Manual

Residential gas water heaters
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FVIR GAS WATER HEATER
(FLAMMABLE VAPOR IGNITION RESISTANT)
FOR POTABLE WATER 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
fl ammable vapors, such as those emitted by gasoline.
• Safety Instructions
• Installation
• Operation
INSTALLER:
AFFIX THESE INSTRUCTIONS TO OR ADJACENT
TO THE WATER HEATER.
OWNER:
RETAIN THESE INSTRUCTIONS AND WARRANTY
FOR FUTURE REFERENCE. RETAIN THE
ORIGINAL RECEIPT AS PROOF OF PURCHASE.
WARNING: Gas leaks can not always be detected by
smell.
Gas suppliers recommend that you use a gas detector
approved by UL or CSA.
For more information, contact your gas supplier.
If a gas leak is detected, follow the "WHAT TO DO IF YOU
SMELL GAS" instructions.
ALL TECHNICAL AND WARRANTY QUESTIONS: SHOULD BE DIRECTED TO THE RELIANCE CUSTOMER CARE CENTER AT 1-800-365-4054
OR WWW.RELIANCEWATERHEATERS.COM.
PRINTED IN THE U.S.A 0608
Installation Instructions and Use & Care Guide
• Care and Maintenance
• Troubleshooting
• Parts List
RESIDENTIAL GAS WATER HEATERS
AN ODORANT IS ADDED TO THE GAS USED
BY THIS WATER HEATER.
WARNING: If the information in these
instructions is not followed exactly, a fire
or explosion may result causing property
damage, personal injury or death.
— Do not store or use gasoline or other
flammable vapors and liquids in the
vicinity of this or any other appliance.
— WHAT TO DO IF YOU SMELL GAS
Do not try to light any appliance.
Do not touch any electrical switch;
do not use 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.
1

For Your Safety

PART NO. 186486-002

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Summary of Contents for Reliant FVIR GAS WATER HEATER

  • Page 1: Water Heater Safety

    Installation Instructions and Use & Care Guide RESIDENTIAL GAS WATER HEATERS FVIR GAS WATER HEATER (FLAMMABLE VAPOR IGNITION RESISTANT) FOR POTABLE WATER 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 fl...
  • Page 2: Table Of Contents

    TABLE OF CONTENTS Water Heater Safety ..................................1 -2 Safe Installation, Use and Service ..............................3 Safety Precautions .................................... 3-4 Typical Installation ....................................5 Installing you Gas Water Heater ..............................6-8 Important Information About Your Water Heater ........................6 Consumer Information ................................6 Consumer Responsibilities ..............................
  • Page 3: Safe Installation, Use And Service

    SAFE INSTALLATION, USE AND SERVICE 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.
  • Page 4 Fire or Explosion Harzard Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance. Avoid all ignition sources if you smell Natural or LP gas. Do not expose water heater control to excessive gas pressure.
  • Page 5: Typical Installation

    TYPICAL INSTALLATION GET TO KNOW YOUR WATER HEATER - GAS MODELS A Vent Pipe Inner Door Gas Control Valve/Thermostat B Draft hood K Outer door Drain Valve C Anode (Not Shown) Union U Pilot and Main Burner D Hot Water Outlet M Inlet Water Shut-off Valve Flue Insulation...
  • Page 6: Installing You Gas Water Heater

    INSTALLING YOUR GAS WATER HEATER Unpacking the Water Heater Important Information About This Water Heater This gas water heater was manufactured to voluntary safety standards to reduce the likelihood of a flammable WARNING vapor ignition incident. New technology used in meeting these standards makes this product more sensitive to Excessive Weight Hazard installation errors or improper installation environments.
  • Page 7: Location Requirements

    Location Requirements If flammable liquids or vapors have spilled or leaked in the area of the water heater, leave the area immediately and call the fire department from a neighbor’s home. Do not attempt to clean the spill until all ignition sources have WARNING been extinguished.
  • Page 8: Clearances And Accessibility

    EXHAUST FAN REVERSE FLOW OF GASES 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 FIGURE 1. floors of the structure.
  • Page 9: Gas Supply

    GAS SUPPLY WARNING MANUAL GAS SHUT-OFF VALVE GROUND DISCHARGE PIPE JOINT (DO NOT PLUG OR CAP) UNION CHECK WITH LOCAL UTILITY FOR MINIMUM HEIGHT Explosion Hazard • Use a new CSA approved gas supply line. 3” MINIMUM • Install a shut-off valve. 6”...
  • Page 10: Lp Gas Only

    LP Gas Only Liquefied petroleum gas is over 50% heavier than air and in the occurrence of a leak in the system, the gas WARNING will settle at floor level. Basements, crawl spaces, closets and areas below ground level will serve as pockets for the accumulation of gas.
  • Page 11: Combustion Air And Ventilation

    COMBUSTION AIR & VENTILATION TABLE 3 WARNING Minimum Square Typical Room BTUH Input Feet with Carbon Monoxide Warning with 8’ Ceiling 8’ Ceiling Water heater must be vented to outdoors. 30,000 9 x 21 Vent must be installed by a qualified technician using the installation instructions.
  • Page 12: All Air From Inside The Building

    fresh air can be taken from the outdoors or from crawl or 12” MAXIMUM attic spaces that freely communicate with the outdoors. Attic or crawl spaces cannot be closed and must be properly ventilated to the outside. Ductwork must be of the same cross-sectional area as the free area of the opening to which they connect.
  • Page 13: Vent Pipe System

    GABLE VENT TO OUTDOORS ALTERNATIVE INSTALL ABOVE OPENING INSULATION LOCATION 1 SQ. INCH CONFINED CONFINED OUTLET PER 3000 BTUH SPACE AIR TO SPACE ATTIC 1 SQ. INCH PER 4000 BTUH INLET AIR FROM ALTERNATE THE CRAWL SPACE AIR INLET ALL AIR FROM OUTDOORS - USING A SINGLE PERMANENT OPENING 1 SQ.
  • Page 14: Vent Pipe Size

    Align the legs of the draft hood with the slots provided. • The connector must be installed above the extreme Insert the legs and secure the draft hood to the water bottom of the chimney to prevent potentially blocking heater’s top with the four screws provided as shown in the flue gases.
  • Page 15: Water System Piping

    LISTED VENT CAP WATER SYSTEM PIPING Piping Installation 2 FT. MINIMUM ABOVE ANY OBJECT WITHIN 10 FT. HORIZONTALLY 3 FT. MINIMUM Piping, fittings, and valves should be installed according SUPPORT STRAP to the installation drawing (Figure 13). If the indoor installation area is subject to freezing temperatures, the *MAINTAIN TYPE B DOUBLE...
  • Page 16: Closed System/Thermal Expansion

    Please note the following: IN A CLOSED SYSTEM USE A • The system should be installed only with piping that is THERMAL EXPANSION TANK suitable for potable (drinkable) water such as copper, COLD WATER SUPPLY TO FIXTURES CPVC, or polybutylene. This water heater must not be PRESSURE REDUCING VALVE installed using iron piping or PVC water piping.
  • Page 17: Temperature & Pressure Relief Valve

    Temperature and Pressure Relief Valve valve or have any reducing coupling installed in the discharge line. • Must not be capped, blocked, plugged or contain any valve between the relief valve and the end of the dis- charge line. Explosion Harzard •...
  • Page 18: Solar Installation

    • Be sure to follow the manual(s) shipped with the air Also see Water System Piping for additional instructions handler system. on the safe and correct installation and operation of this water heater. • This water heater is not to be used as a replacement for an existing boiler installation.
  • Page 19: Important Information About This Water Heater

    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. The new technology used in meeting these standards makes this product more sensitive to installation errors.
  • Page 20: Operating Your Water Heater

    OPERATING YOUR WATER HEATER Lighting Instructions WARNING Read and understand these directions thoroughly before attempting to light or re-light the pilot. Make sure the view Explosion Hazard port is not missing or damaged. (See Figure 23) Make sure the tank is completely filled with water before lighting Replace view port if glass is missing the pilot.
  • Page 21: Robertshaw Gas Valve/Thermostat - Lighting Instructions

    Robertshaw Gas Control Valve/Thermostat - Lighting Instructions FOR YOUR SAFETY READ BEFORE LIGHTING WARNING: If you do not follow these instructions exactly, a fire or explosion may result causing property damage, personal injury or loss of life. A. This appliance has a pilot which is lighted by a C.
  • Page 22: Burner Flames

    Burner Flames heater. Mixing valves are available at plumbing supply or hardware stores, see Figure 14. Follow manufacturer’s Inspect the burner flames through the viewport and instructions for installation of the valves. Before changing compare them to the drawings in Figure 18. A properly the factory setting on the thermostat see Figure 19.
  • Page 23: Operational Conditions

    NOTE: During low demand periods when hot water is not from water damage resulting from normal condensation being used, a lower thermostat setting will reduce energy production, a leaking tank or piping connections. Refer to losses and may satisfy your normal hot water needs. If hot the “Location Requirements”...
  • Page 24: Routine Preventive Maintenance

    Draining and Flushing 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.
  • Page 25: Temperature And Pressure Relief Valve

    Temperature and Pressure Relief Valve properly. To prevent water damage, the valve must be properly connected to a discharge line which terminates at an adequate drain. Standing clear of the outlet (discharged water may be hot), slowly lift and release the lever handle on the temperature and pressure relief valve to allow the valve to operate freely and return to its closed position.
  • Page 26: Removing The Burner From The Manifold/Burner Assembly

    Replacing the Pilot/ Pilot Tube Assembly 2. Check the burner to see if it is dirty or clogged. The burner may be cleaned with soap and hot water (Figure 24). 1. Remove the manifold/burner assembly. See Removing the Manifold/Burner Assembly. PILOT ASSEMBLY 2.
  • Page 27: External Inspection & Cleaning Of The Base-Ring Filter

    10. Reposition the two piece wire connector in the manifold Replacing the Manifold/Burner Assembly door opening and secure it with the retainer clip. 11. Carefully bend the new pilot tube and thermocouple WARNING to match the bend of the manifold tube. NOTE: When bending DO NOT crimp or crease the pilot tube or thermocouple.
  • Page 28: Piezoelectric Igniter System

    Testing the Igniter System tight in the gas control valve/thermostat. Finally, start the thermocouple nut and turn it all the way in by hand. An additional quarter turn with a 3/8” open-end wrench Turn off the gas to the water heater at the manual gas will then be sufficient to seat the lockwasher.
  • Page 29: Fvir System Operational Checklist

    Replacing the Gas Valve: use reverse (left-hand) threads on the manifold tube. 1. To replace the gas control valve/thermostat, reassemble in reverse order. When replacing the gas 4. Fill the tank completely with water. NOTE: To purge the control valve/ thermostat, thread a correctly sized lines of any excess air, keep the hot water faucet open pipe into the inlet and use it to turn the gas valve for 3 minutes after a constant flow of water is obtained.
  • Page 30 PROBLEM POSSIBLE CAUSE(S) CORRECTIVE ACTION 1. Thermostat set too high 1. Set temperature dial to lower setting HIGH OPERATION COSTS 2. Sediment or lime in tank 2. Drain/flush-provide water treatment if needed 3. Water heater too small for job 3. Install adequate heater 4.
  • Page 31: Pilot Light Troubleshooting Flowchart

    PILOT LIGHT TROUBLESHOOTING FLOWCHART Check Draft. (See “Checking the Does pilot light go out when Draft” section of this manual.) button is released? Test the thermocouple using the following procedure: Disconnect the thermocouple from the Are the wires from the gas Has the thermal switch Secure connections gas control valve/thermostat.
  • Page 32: Repair Parts Illustration

    REPAIR PARTS ILLUSTRATION When ordering repair parts always give the following information: Model, serial, and product number Type of gas Item number Parts description LOCATION FOR Repair Parts List TOP HOT OUTLET/ ANODE COMBO Item Parts Description DRAFT HOOD REDUCER RING - SOME MODELS FLUE BAFFLE HEAT TRAP/NIPPLES(COLD) - SOME MODELS HEAT TRAP/NIPPLES (HOT) - SOME MODELS...
  • Page 33: Listed Parts Kits And Illustrations

    Listed Parts Kits and Illustrations Item 12: Pilot/Pilot Tube Assembly kit, which contains the pilot assembly, thermocouple, igniter electrode and retainer clip (Natural Gas) Item 13: Pilot/Pilot Tube Assembly kit, which contains the pilot assembly, thermocouple, igniter electrode and retainer clip (L.P.
  • Page 34: Notes

    NOTES...
  • Page 35: Warranty

    RESIDENTIAL GAS WARRANTY • used at water pressure not exceeding the working THIS WARRANTY IS APPLICABLE TO THE ORIGINAL OWNER ONLY in accordance with the warranty terms and conditions pressure shown on the heater; specifi ed below. • fi lled with potable water, free to circulate at all times and with the tank free of damaging water sediment or scale Reliance Water Heater Company (the warrantor) will furnish the deposits;...
  • Page 36: Warranty

    and returning the claimed defective heater or part to such DAMAGE. THE WARRANTOR SHALL NOT BE LIABLE distributor. BY VIRTUE OF THIS WARRANTY OR OTHERWISE FOR DAMAGE TO ANY PERSONS OR PROPERTY, WHETHER DIRECT OR INDIRECT, AND WHETHER c. All cost necessary or incidental for handling and ARISING IN CONTRACT OR IN TORT.

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