American Water Heater AMERICAN WATERHEATERS Installation And Use Manual

American Water Heater AMERICAN WATERHEATERS Installation And Use Manual

Residential gas water heater with the flame guard safety system

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Residential Gas
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.
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.
with the Flame Guard TM
Safety System
Installation
Instructions and
Use & Care Guide
NATURAL
& L.P. GAS
MODELS
To obtain technical, warranty, or service assistance during or after
the installation of this water heater, visit our website at:
http://www.americanwaterheater.com
or call toll free
1-800-999-9515
When calling for assistance, please have the following
information ready:
1.
Model number
2.
7 digit product number
3.
Serial number
4.
Date of installation
5.
Place of purchase
Table of Contents
......................................................
2
318052-002
June 2010

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Summary of Contents for American Water Heater AMERICAN WATERHEATERS

  • Page 1 Residential Gas Water Heater with the Flame Guard TM Safety System Installation WARNING: If the information in these instructions is not followed exactly, a fire Instructions and or explosion may result causing property damage, personal injury or death. Use & Care Guide Do not store or use gasoline or other flammable...
  • Page 2: Table Of Contents

    WATER HEATER SAFETY Your safety and the safety of others are very important. We have provided many important safety messages in this manual and on your appliance. Always read and obey all safety messages. This is the safety alert symbol. This symbol alerts you to potential hazards that can kill or hurt you and others.
  • Page 3: Installing Your Gas Water Heater

    INSTALLING YOUR GAS WATER HEATER Important Information About installed in accordance with Massachusetts Plumbing and Fuel Gas Code 248 CMR Section 2.00 and 5.00. This Water Heater A data plate identifying your water heater can be found next to the gas control valve/thermostat. When referring to your This gas water heater was manufactured to voluntary water heater, always have the information listed on the data...
  • Page 4: Location Requirements

    and require replacement of the entire water heater. Note: Not following these instructions and/or an inadequate air supply can cause the Flame Guard Safety System to disable the water heater. Please make required installation and venting/air supply changes prior to resetting the system (see "Combustion Air Supply and Ventilation"...
  • Page 5 IMPORTANT: Thewaterheater s hould belocated Figure 1A in anareawhere leakage ofthetankor connections Air-moving Devices willnotresultindamage totheareaadjacent tothe waterheater o r tolower floorsofthestructure. Due tothenormal c orrosive a ctionofthewater, t hetank willeventually l eakafteranextended periodoftime. Alsoanyexternal plumbing leak,including thosefrom improper installation, maycause earlyfailure ofthetank Exhaust duetocorrosion if notrepaired.
  • Page 6: Gas Supply

    Gas Supply Figure Gas Piping Manual Shut-off Valve'---._ Joint Ground Union Check with local utility for minimum height 3"M Explosion Hazard Drip Leg Gas Pressure Use a new CSA approved gas supply line. IMPORTANT: The gas supply pressure must not exceed the Install a shut-off valve.
  • Page 7 Table 1 Natural Gas Pipe Capacity Table (Cu. Ft./Hr.) Capacity of gas pipe of different diameters and lengths in cu. ft. per hr. with pressure drop of 0.3 in. and specific gravity of 0.60 (natural gas). Nominallron Pipe Length ofPipe, Feet Size, in.
  • Page 8 Unconfined Space Figure 4 12" maximum Opening Locations- Awater heater in an unconfined space uses indoor air for Confined Spaces combustion and requires at least 50 cubic feet for each 1,000 BTU/HR of the total input for all gas appliances. The ,F-1 table below shows a few examples of the minimum square Closet...
  • Page 9 All Air from Outdoors Gable vent to outdoors Outdoor fresh air can be provided to a confined area either Install above directly or by the use of vertical and horizontal ducts. The fresh air can be taken from the outdoors or from crawl or insulation ,-..
  • Page 10: Combustion Air Supply And Ventilation

    Figure 9 Draft hood Installation Alternative Opening Location Metal Screws (four provided) _Draft hood Confined ] sq. Inch "_ Space Per 3000 BTU/HR Sl°tJ Jacket top P" LSl°t Install the draft hood with the four screws provided. Vent Pipe Size It is important that you follow the guidelines in these instructions for sizing a vent pipe system.
  • Page 11 Chimney Connection Figure 10 Listed Lined Chimney Termination r_chimney IMPORTANT: Before connecting a vent to a chimney, Vent System make sure the chimney passageway is clear and free of obstructions. The chimney must be cleaned if previously 2 ft. minimum above any object withinlO used for venting solid fuel appliances or fireplaces.
  • Page 12: Water System Piping

    Water System Piping After piping has been properly connected to the water heater, remove the aerator at the nearest hot water faucet. Open the hot water faucet and allow the tank to Piping Installation completely fill with water. To purge the lines of any ex- Piping, fittings, and valves should be installed according to cess air, keep the hot water faucet open for 3 minutes the installation drawing (Figure 13).
  • Page 13 Please notethefollowing: Closed System/Thermal Expansion • Thesystem shouldbeinstalled onlywithpiping thatis suitable forpotable (drinkable) watersuchas copper, CPVC, o r polybutylene. Thiswaterheater m ustnotbe installed usingironpiping or PVCwaterpiping. • Useonlypumps, v alves, o rfittings thatarecompatible withpotable water. • Useonlyfullflowballor gatevalves. T heuseof valves thatmaycauseexcessive r estriction t owaterflowis notrecommended.
  • Page 14: Temperature & Pressure Relief Valve

    IMPORTANT: Only a new temperature and pressure relief Temperature and Pressure valve should be used with your water heater. Do not use an Relief Valve old or existing valve as it may be damaged or not adequate for the working pressure of the new water heater. Do not place any valve between the relief valve and the tank.
  • Page 15: Special Applications

    Special Applications Some jurisdictions may require a backflow preventer in the incoming cold water line. This may cause the temperature and pressure relief valve on the water heater Combination Space Heating/Potable to discharge or weep due to expansion of the heated water. Water System A diaphragm-type expansion tank suitable for potable...
  • Page 16: Installation Checklist

    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 17: Operating Your Water Heater

    OPERATING YOUR WATER HEATER Lighting Instructions Read and understand these directions thoroughly before Explosion Hazard attempting to light or re-light the pilot. Make sure the viewport is not missing or damaged. (See Figure 23) Replace viewport if glass is missing Make sure the tank is completely filled with water before or damaged.
  • Page 18 Burner Flames L.P.G. (Bottled Propane) Models Inspect the burner flames through the viewport and Liquefied petroleum gas is over 50% heavier than air compare them to the drawings in Figure 18. A properly and in the occurrence of a leak in the system, the gas operating burner will settle at floor level.
  • Page 19 IMPORTANT: Adjusting the thermostat past the 120°F bar Water Temperature Regulation on the temperature dial will increase the risk of scald injury. Hot water can produce first degree burns within: Table 4: Time for 1st Time for Water Permanent Burns Temperature °F Degree Burn 2nd &...
  • Page 20: Operating The Temperature Control System

    Operating the Temperature Control System Status Light Code Figure 19B: Status Codes Normal Flashes: List of status codes are shown • 0 Flashes Indicates Control Off/Pilot Out. at top of gas control valve/thermostat. • 1 Flash Indicates Normal Operation. • Continuous Light indicates the gas control valve/thermostat is shutting down.
  • Page 21: Operational Conditions

    Operational Conditions located in the gas control valve\thermostat is used to shut off the water heater if the water temperature exceeds 189°F (87°C) for 155°F models or 199°F (93°C)for 180°F models. See the Condensation data plate for your model. Moisture from the products of combustion condenses on the The Diagnostic Status Light will flash a code indicating tank surface and the outside jacket of the water heater and an "Overheat Failure"...
  • Page 22: Maintenance Of Your Water Heater

    MAINTENANCE OF YOUR WATER HEATER Draining and Flushing Temperature and Pressure Relief Valve It is recommended that the tank be drained and flushed every 6 months to remove sediment which may build up during operation. The water heater should be drained if being shut down during freezing temperatures.
  • Page 23 Removing the Burner from the Replacement Parts Manifold Assembly IMPORTANT: The following maintenance procedures are for the Flame Guard Safety System components and Natural Gas Burner (Low Nox) & L.P. Burner should be performed by a qualified person. Take off the burner by removing the two (2) screws lo- Replacement parts may be ordered through your plumber cated underneath the burner.
  • Page 24 NOTE: See figure 24A for correct burner orientation. Replacing the Pilot/Thermopile Assembly 10. Position the new thermopile wires through the top opening Remove the manifold assembly as directed previously. of the manifold component block (Figure 25). Be sure the Lift the retainer clip straight up from the back of igniter wire is positioned through the middle opening of the manifold component block (using a fiat-blade the manifold component block.
  • Page 25 Cleaning the Combustion Chamber and Check for leaks by brushing on an approved noncorrosive leak detection solution. Bubbles forming Flame-trap indicate a leak. Correct any leak found. IMPORTANT: All leaks must be fixed immediately. Follow procedure outlined in "Removing the Manifold Assembly".
  • Page 26 Removing and Replacing the Gas gas control valve/thermostat (counterclockwise.) Do not use pipe wrench or equivalent to grip body. Damage Control Valve/Thermostat may result, causing leaks. Do not insert any sharp objects into the inlet or outlet connections. Damage to IMPORTANT: The gas control valve/thermostat is a standard the gas control valve/thermostat may result.
  • Page 27 PROBLEM POSSIBLE CAUSE(S) CORRECTIVE ACTION PILOT WILL NOT LIGHT OR 11. Clean, locate source and correct 11. Pilot line or orifice clogged REMAIN LIT (continued) 12. Non-functioning thermopite 12. Replace thermopite 13. Air for combustion obstructed 13. See maintenance section for inspection and cleaning of flame trap 14.
  • Page 28 STATUS LIGHT CODE TROUBLESHOOTING CHART LED STATUS PROBLEM CORRECTIVE ACTION 0 FLASHES (LED NOT LIT) Pilot light is not tit. Not enough Follow the lighting instructions on the front of the power (millivolts) to keep it lit. water heater and record any diagnostic codes. See Diagnostic Status Light Code section.
  • Page 29 PILOT LIGHT TROUBLESHOOTING CHART Section A: Pilot light will not light (new installation). Section C: Pilot light will not remain lit. Check for insufficient combustion air. m Is the manual gas shut-off valve, •lTurn the manual gas shut-off valve to located in the supply line to the IN NO _lthe on position and follow the lighting...
  • Page 30: 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 Repair Parts List Item Parts Description DRAFT HOOD REDUCER RING - SOME MODELS FLUE BAFFLE HEAT TRAP (COLD) - SOME MODELS HEAT TRAP (HOT) - SOME MODELS COLD WATER DIP TUBE ANODE ROD...
  • Page 31 Listed Parts Kits and Illustrations Item 12: Pilot assembly kit, which contains the pilot assembly, thermopile, and retainer clip (Natural Gas) Item 12: Pilot assembly kit, which contains the pilot assembly, thermopile, and retainer clip (L.P. Gas) Item 13: Burner (Natural Gas/L.R Gas) Item 13: Burner (L.R Gas) Item 14:...
  • Page 32 Copyright © 2010 American Water Heater Company. All Rights Reserved. Printed in the U.S.

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