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®
Gas Water Heater
with the Flame Lock™
Safety System
WARNING: If the information in these
Installation
instructions is not followed exactly, a fire
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 try to light
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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: You can be killed or seriously injured if you don’t immediate
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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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Location Requirements WARNING WARNING Carbon Monoxide Poisoning Hazard Do not install in a mobile home. Doing so can result in death or carbon monoxide poisoning. FLA M M A B LES Flammable Vapors The Flame Lock™ Safety System is designed to reduce the risk of flammable vapor-related fires. The patented system protects your family by trapping the burning vapors within FIRE AND EXPLOSION HAZARD the water heater combustion chamber through the special flame-trap. The burning vapors literally “b
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Figure 1 IMPORTANT: The water heater should be located in Air-moving 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 repa
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Gas Supply Figure 3 Gas Piping Manual Gas WARNING Shut-off Valve Ground Joint Union Check with local utility for minimum height 3” minimum Explosion Hazard Use a new CSA approved gas supply line. Drip leg Install a shut-off valve. Gas Pressure Do not connect a natural gas water heater to IMPORTANT: The gas supply pressure must not exceed an L.P. gas supply. the maximum supply pressure as stated on the water Do not connect an L.P. gas water heater to a heater’s data plate. The minimum supply
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• water heaters installed in laundry, hobby, or craft rooms Combustion Air Supply and • water heaters installed near chemical storage areas Ventilation Combustion air must be free of acid-forming chemicals WARNING such as sulfur, fluorine, and chlorine. These elements are found in aerosol sprays, detergents, bleaches, cleaning Carbon Monoxide Warning solvents, air fresheners, paint, and varnish removers, Follow all the local and state codes or, in refrigerants, and many other commercial an
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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 BTUH 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 BTUH inputs. Permanent other openings to confined the outside or Table 2 space additional Minimum Square rooms within BTUH Typical Room the buildi
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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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Vent Pipe System Vent Pipe Size This water heater uses a non-direct, single-pipe vent It is important that you follow the guidelines in these system to remove exhaust gases created by the burning of instructions for sizing a vent pipe system. If a transition to fossil fuels. Air for combustion is taken from the immediate a larger vent size is required, the vent transition connection water heater location or is ducted in from the outside (see must be made at the drafthood outlet. “Combustion
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Listed Lined Chimney Connection 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 “National Fue
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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 not recommended. E
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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 for use with space heatin
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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? Call 1-877-817-6750. Installation Checklist Water Heater Location □ Fresh air supply free of corrosive
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F N F N O I N T A O C I A T P A V C A O I V L O N T T M W H R A E M N A W O R I T R T I U E LIGHTING A UNITROL WARNING READ ALL INSTRUCTIONS BEFORE S N H K W A R P O O O I O C F O I I N T 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) Replace viewport if glass is Make sure the tank is completely filled
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N O I N T A O C I A T V A C A V T M W H R A E N M A W O R I R T T I U A E LIGHTING UNITROL BEFOR WARNING READ ALL INSTRUCTIONS E S N H K W A R O O O I C F I N T L.P.G. (Bottled Propane) Models Water Temperature Regulation Liquefi ed petroleum gas is over 50% heavier than air and in the occurrence of a leak in the system, the gas will settle at fl oor level. Basements, crawl spaces, skirted WARNING areas under mobile homes (even when ventilated), closets and areas below ground level will serve a
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3. Reset the thermal switch by depressing the small button Operational Conditions in the center of the thermal switch. Follow the Lighting Instructions found on the front of your water heater. Condensation A high temperature limit switch or ECO (Energy Cut Off) in Moisture from the products of combustion condenses on the tank is used to shut off the unit if the water temperature the tank surface and the outside jacket of the water heater exceeds 180°F (83°C). The ECO is a single-use swit
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MAINTENANCE OF YOUR WATER HEATER Draining and Flushing Temperature and Pressure It is recommended that the tank be drained and flushed Relief Valve every 6 months to remove sediment which may build up during operation. The water heater should be drained if WARNING being shut down during freezing temperatures. To drain the tank, perform the following steps: 1. Turn off the gas to the water heater at the manual gas shut-off valve. 2. Close the cold water inlet valve. 3. Open a nearby hot wat
