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Ultra Low Nox
Gas Water Heater
with the Flame Guard™
Safety System
WARNING: If the information in these
instructions is not followed exactly, a fire
Installation
or explosion may result causing property
damage, personal injury or death.
Instructions and
Do not store or use gasoline or other
flammable vapors and liquids in the
Use & Care Guide
vicinity of this or any other appliance.
WHAT TO DO IF YOU SMELL GAS
To obtain technical, warranty, or service assistance during or after
• Do not
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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. All safety messages will follow the safety alert symbol and either the word “DANGER” or “WARNING.” These words mean: Indicates an imminently hazardous situation which, if not avo
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INSTALLING YOUR GAS WATER HEATER installed in accordance with Massachusetts Plumbing and Important Information About 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 safety standards to reduce the likelihood of a flammable plate readily availab
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and require replacement of the entire water heater. Note: Not following these instructions and/or an inadequate air WARNING 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” section). Do not use or store flammable products such as gasoline, solvents, or adhesives in the same room or area near the water heater. If such flam
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Figure 1A IMPORTANT: The water heater should be located Air-moving in an area where leakage of the tank or connections Devices 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 the water, the tank will eventually leak after an extended period of time. Also any external plumbing leak, including those from improper installation, may cause early failure of the tank Exhaust due to corrosion if not rep
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Gas Supply Figure 3 Gas Piping Manual Gas Shut-off Valve WARNING Ground Joint Union Check with local utility for minimum height 3” Minimum Explosion Hazard Sediment Trap Use a new CSA approved gas supply line. Gas Pressure Install a shut-off valve. IMPORTANT: The gas supply pressure must not exceed the maximum supply pressure as stated on the water heater’s data Do not connect a natural gas water heater to plate. The minimum supply pressure is for the purpose of input an L.P. gas supply. ad
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Combustion air must be free of acid-forming chemicals Combustion Air Supply and such as sulfur, fluorine, and chlorine. These elements are found in aerosol sprays, detergents, bleaches, cleaning Ventilation solvents, air fresheners, paint, and varnish removers, refrigerants, and many other commercial and household WARNING products. When burned, vapors from these products form highly corrosive acid compounds. These products should Carbon Monoxide Hazard not be stored or used near the wate
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Unconfined Space Figure 4 12” maximum Opening Locations- A water 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 Closet table below shows a few examples of the minimum square or footage (area) required for various BTU/HR inputs. Permanent other openings to confined the outside or space Table 2 additional rooms within Minimum Square the building Typical R
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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 insulation fresh air can be taken from the outdoors or from crawl or attic spaces that freely communicate with the outdoors. Attic or crawl spaces cannot be closed and must be properly ventilated to the outside. Confined Outlet Space air to attic Ductwork must be of the same cross-sectional area as 1 Sq. inch pe
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Figure 9 Draft hood Inst allation Sheet Metal Screws (four provided) Alternative Opening Draft hood Legs Location Legs 1 sq. Inch Confined Slot Slot Per 3000 BTU/HR Space Jacket top Install the draft hood with 3”- 4” Draft Hood the four screws provided. Combination Sheet Metal Screws (four provided) Draft hood Legs Figure 8B Legs All Air from Outdoors Using a Single Permanent Opening Slot Slot Jacket top Vent Pipe System 4” Draft Hood Install the draft hood with This water heater uses a non-di
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Chimney Connection Listed Lined Chimney IMPORTANT: Before connecting a vent to a chimney, make sure the chimney passageway is clear and free of 2 ft. minimum above any obstructions. The chimney must be cleaned if previously object within10 ft. used for venting solid fuel appliances or fireplaces. Also horizontally 3 ft. minimum consult local and state codes for proper chimney sizing and * application or, in the absence of local and state codes, the “Nati
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7. After piping has been properly connected to the water Water System Piping 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). If the indoor installation after a constant flow of water is obtained. Close
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Please note the following: Closed System/Thermal Expansion • The system should be installed only with piping that is suitable for potable (drinkable) water such as copper, WARNING CPVC, or polybutylene. This water heater must not be installed using iron piping or PVC water piping. • Use only pumps, valves, or fittings that are compatible with potable water. • Use only full flow ball or gate valves. The use of valves that may cause excessive restriction to water flow is Explosion Hazard no
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IMPORTANT: Only a new temperature and pressure relief Temperature and Pressure valve should be used with your water heater. Do not use an old or existing valve as it may be damaged or not adequate Relief Valve for the working pressure of the new water heater. Do not place any valve between the relief valve and the tank. WARNING The Temperature & Pressure Relief Valve: • Must not be in contact with any electrical part. • Must be connected to an adequate discharge line. • Must not be rated hi
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Some jurisdictions may require a backflow preventer Special Applications 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 Some water heater models are equipped with inlet/outlet water will normally eliminate this weeping condition. Please tappings suitable for combination
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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. Please review the following checklist and make any required installation upgrades or changes. Questions? Reference the number on the cover of this manual for service information. Installation Checklist Water
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OPERATING YOUR WATER HEATER Lighting Instructions WARNING 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) Make Replace viewport if glass is missing sure the tank is completely filled with water before lighting or damaged. the pilot. Check the data plate near the gas control valve/ Failure to do so can result in death, thermostat for the correct gas. Do not us
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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. Use only your hand to push in or turn the gas control piezoelectric igniter. When lighting the pilot, follow these temperature knob. Never use tools. If the knob will not instructions exactly. push in or move by hand, don’t try to repair it, call a qualifie
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Burner Flames Checking the Draft Inspect the burner flames through the viewport. Flames should be very small with a blue haze and small amounts WARNING of yellow or orange at the edges. After several minutes of operation, the burner screen may glow red. If large Burn Hazard flames are observed at any time, shut-off unit and call a Do not touch vent. qualified person. Doing so can result in burns. Figure 18 Flame Characteristics After successfully lighting the water heater, allow the unit t
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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: WARNING Table 4: Time for Time for 1st Water Permanent Burns Degree Burn Temperature °F 2nd & 3rd Degree (Less Severe Burns) (Most Severe Burns) 110 (normal shower temp.) 116 (pain threshold) 116 35 minutes 45 minutes 122 1 minute 5 minutes 131 5 seconds 25 seconds Water temperature over 125°F
