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Summary of Contents for EZ Supreme
- Page 1 DOMESTIC TANKLESS GAS WATER HEATER USER’S MANUAL EZ Supreme Read the installation instructions before installing the appliance. Read the user’s instructions before powering on the appliance. DIRECT VENT CONCENTRIC EXHAUST MODEL ISO9001 Certified...
- Page 2 With the EZ SUPREME model, the intake combustion air comes from outside via the outer concentric chamber of our dual chamber pipe and the exhaust exits through the inner part of the pipe.
- Page 3 Important things to remember during installation and initial operation 1. Direct Vent pipes – Make sure both intake-exhaust pieces (the 94 degree bend and the 31inch long straight piece) are connected AND that each connection is sealed with heat sealant tape. 2.
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Page 4: For Your Records
PLEASE COMPLETELY READ THIS MANUAL Inside you will find many helpful hints on how to use and maintain your water heater properly. A little preventive care on your part can save you time and money over the life of your water heater. You’ll find many answers to common problems in the Troubleshooting Guide. - Page 5 DANGER! PROPERLY INSTALL AND VENT THIS WATER HEATER… Failure to properly install and properly vent the water heater to the outdoors as outlined in the Venting Section of the Installation Instructions in this manual can result in unsafe operation of the water heater. To avoid the risk of fire, explosion or asphyxiation from carbon monoxide, never operate this water heater unless it is properly vented and has an adequate air supply for proper operation.
- Page 6 HOT WATER CAN SCALD! • Water heated to temperatures for clothes washing, dish washing, and other sanitizing needs can scald and cause permanent injury. • Children, elderly, and infirm or physically handicapped persons are more likely to be permanently injured by hot water.
- Page 7 STATE AND FEDERAL LAWS 120F ~ 48C - 1993 International Plumbing Code 97/00 - adopted by 18 U.S. states 120F ~ 48C - 1994 Uniform Plumbing Code (IAPMO/ICBO) 97/00 - 13 U.S. states 120F ~ 48C - 1996 International Plumbing Code SBCCI 97/00 - 10 U.S. states 120F ~ 48C - 1996 National Standard Plumbing Code PHCC 96/98 - 5 U.S.
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Page 13: Location For Installation
INSTALLATION: Contact your local gas dealer or utility company specialist for a qualified engineer to evaluate your plans and always use a qualified technician to install the gas water heater. LOCATION FOR INSTALLATION: The flue of this gas water heater should be installed through an external wall; the heater can’t be installed outdoors WARNING: The Direct Vent Exhaust of this heater can’t be connected to a common natural draft flue! - Page 14 8) The EZ SUPREME Water Heater is not suitable for use in pool or spa applications. 9) This unit is designed to be installed indoors using the proper vent piping to exhaust by- products of combustion to the outside environment.
- Page 15 Model identification information Official EZ tankless water heater brand Natural Gas (model for this gas type) Liquid petroleum gas “propane” (model for this gas type)
- Page 16 In fact, this may be the law in your State or town and failure to do so is in violation of many state and local codes. WARNING: This product can only be used after an Official EZ Tankless Direct Vent Exhaust System is installed.
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Page 17: For Your Safety, Read Before Operating
NOTICE: This heater is not designed to be mounted in areas outdoors or unheated structures if temperatures can drop below freezing. When the temperature of the room in which this heater is mounted drops below freezing the residual water must be drained from this unit. WARNING: FOR YOUR SAFETY, READ BEFORE OPERATING If you do not follow these instructions exactly, a fire or explosion may result causing... - Page 18 FEATURES: This tankless water heater uses the Direct Vent Exhaust System. This is absolutely the safest and most economical ventilation method in use among tankless water heaters. This method uses a dual-chamber intake/exhaust pipe and a forced air system. This model is suitable for showering, using the sink, a clothes washing machine or even your dishwasher.
- Page 19 LOW WATER PRESSURE IGNITION: In order to meet the needs of well users and those living at high altitudes, we specially designed a low water pressure ignition for this product. COMPUTER CONTROL: Computer controlled ignition and water flow sensor allow for maximum efficiency. MULTIPLE REDUNDANT SAFTEY PROTECTION SYSTEMS: Multiple safety protection devices.
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Page 20: Specifications
SPECIFICATIONS Name Gas-fired tankless water heater Model EZ SUPREME Type NG or LPG Gas type Natural Gas or LPG Category LPG (0.46) (11"wc)/NG (0.29) (8"wc) Rated gas pressure 50 (164,000 btu) Nominal heat input (temperature rise 25 C) Q n... - Page 21 Pipe joint Water outlet G3/4 USA pipe thread Φ120mm (external), Φ80mm (internal) Exhaust duct WARNING: Read the technical instructions before installing gas water heater. Installation by trained professionals only. Read the user’s instruction manual before lighting the appliance. TEMPERATURE CONVERSION CHART FOR USA USERS...
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Page 22: Trouble Shooting And Common Questions
TROUBLE SHOOTING AND COMMON QUESTIONS Q - I don't have any hot water when I open the tap! A - Make sure there is gas, water and electricity to the Water Heater (the power is turned on and the gas is turned on) Q - When I was using the hot water, the water got cold! A - If you adjusted the flow from the tap to lessen it, you may have gone below the minimum flow required. - Page 23 A - The fan is designed to be on for a few seconds after the flow of water stops. This is to ensure constant water temperatures during rapid starting and stopping, as well as exhausting any residual gas flue products from the unit. CONTROL PANEL FAULT CODES, EZ SUPREME MODEL MORE TROUBLE SHOOTING HINTS...
- Page 25 NOTE: All specifications are subject to change without notice. (EZ-SUPREME manual - March 2012)
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