Support: Eccotemp.com/help-desk Shop Online: Eccotemp.com/products Store Locator: Eccotemp.com/locator English PLEASE NOTE: FVI12 IS FOR INDOOR PERMANENT INSTALLATIONS ONLY.
Shop Online: Eccotemp.com/products Store Locator: Eccotemp.com/locator English Support: Eccotemp.com/help-desk PLEASE NOTE: FVI12 IS FOR INDOOR PERMANENT INSTALLATIONS ONLY.
Support: Eccotemp.com/help-desk Shop Online: Eccotemp.com/products Store Locator: Eccotemp.com/locator English 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 appliances. • WHAT TO DO IF YOU SMELL GAS - Do not try to light any appliances.
English Support: Eccotemp.com/help-desk Shop Online: Eccotemp.com/products Store Locator: Eccotemp.com/locator PLEASE VERIFY THIS WATER HEATER IS RIGHT FOR YOU. Congratulations on your purchase of the FVI12 Gas Tankless Water Heater.
Support: Eccotemp.com/help-desk Shop Online: Eccotemp.com/products Store Locator: Eccotemp.com/locator English Use & Care Manual With Installation Instructions for the Installer APPLICATION INSTALLATION BTU’S FLOW RATE Residential Indoor 74,500 4.0 GPM Tankless Water Heater WARNING: This water heater may not be suitable for use in manufactured (mobile) homes! Please check local code restrictions pertaining to permanent/fixed installations in manufactured homes in your area.
English Support: Eccotemp.com/help-desk Safety Information Safety Precautions ................. 3-6 FVI12 Installation Instructions Location ........................................ 8-9 Typical Installation ............. 10-11 Water Connections ........... 12-13 Gas Supply ...................................... 13 Relief Valve ....................................14 Leak Testing ................................... 14 High Altitude ................................14 Venting .................................
Support: Eccotemp.com/help-desk Shop Online: Eccotemp.com/products Store Locator: Eccotemp.com/locator READ ALL INSTRUCTIONS BEFORE USING DANGER! INSTALL AND PROPERLY VENT THE WATER HEATER Failure to properly install the water heater outdoors as outlined in the Installation Instructions in this manual can result in unsafe operation of the water heater.
English Support: Eccotemp.com/help-desk Shop Online: Eccotemp.com/products Store Locator: Eccotemp.com/locator SAFETY PRECAUTIONS IMPORTANT SAFETY INFORMATION READ ALL INSTRUCTIONS BEFORE USING Safety DANGER! WATER TEMPERATURE SETTING Safety and energy conservation are factors to be considered when selecting the water temperature setting. Water temperatures above 125°F can cause severe burns or death from scalding.
Support: Eccotemp.com/help-desk Shop Online: Eccotemp.com/products Store Locator: Eccotemp.com/locator DANGER! English SAFETY PRECAUTIONS NATURAL GAS AND LIQUEFIED PETROLEUM MODELS • Gas detectors are recommended in LP and natural gas applications and their installation should be in accordance with the detector manufacturer’s recommendations and/or local laws, rules, regulations or customs. • Water heaters utilizing LP gas are different from natural gas models.
English Support: Eccotemp.com/help-desk Shop Online: Eccotemp.com/products Store Locator: Eccotemp.com/locator SAFETY PRECAUTIONS IMPORTANT SAFETY INFORMATION READ ALL INSTRUCTIONS BEFORE USING Safety WARNING! For your safety, the information in this manual must be followed to minimize the risk of fire or explosion, electric shock, or to prevent property damage, personal injury, or loss of life.
Support: Eccotemp.com/help-desk Shop Online: Eccotemp.com/products Store Locator: Eccotemp.com/locator English PLEASE NOTE: FVI12 IS FOR INDOOR PERMANENT INSTALLATIONS ONLY.
Installation English Support: Eccotemp.com/help-desk Shop Online: Eccotemp.com/products Store Locator: Eccotemp.com/locator Location • Installation distances may vary by local code. It is the installer’s responsibility to verify installation requirements. • Make sure before installation that the gas type you will use is the same type on the data plate. • The water heater unit should be installed by professionals.
Support: Eccotemp.com/help-desk Shop Online: Eccotemp.com/products Store Locator: Eccotemp.com/locator CONTINUED... Raising the water heater will reduce, BUT NOT eliminate the possibility of lighting the vapor of any flammable liquids which may be improperly stored or accidentally spilled. • If the water heater is installed in a garage, it should be installed so that the direct ignition system and main burner are no less than 18 inches above the garage floor.
English Support: Eccotemp.com/help-desk Shop Online: Eccotemp.com/products Store Locator: Eccotemp.com/locator Typical Installation Installation Proper operation of the water heater requires air for combustion and ventilation. Provisions for combustion and ventilation air must comply with referenced codes and standards. Combustion and Ventilation Air A confined space is one having a volume of less than 50 cubic feet per 1,000 BTUH of the aggregate input of all appliances within that space.
Support: Eccotemp.com/help-desk Shop Online: Eccotemp.com/products Store Locator: Eccotemp.com/locator English Typical Installation Installation NOTICE: The National Fuel Gas Code (NFGC) mandates a manual gas shut- off valve: See (NFGC) for complete instructions. Local codes or plumbing authority requirements may vary from the instructions or diagrams provided and take precedent over these instructions. PLEASE NOTE: FVI12 IS FOR INDOOR PERMANENT INSTALLATIONS ONLY.
Installation English Support: Eccotemp.com/help-desk Shop Online: Eccotemp.com/products Store Locator: Eccotemp.com/locator Water Connections Plumbing should be carried out by a qualified plumber in accordance with local codes. Use approved plumbing materials and tools only. Install a Check Valve between the water heater and the water shutoff valve (See illustration below). To conserve energy and to prevent freezing, insulate both cold and hot water supply lines. DO NOT cover the drain valves.
Support: Eccotemp.com/help-desk Shop Online: Eccotemp.com/products Store Locator: Eccotemp.com/locator English Water Connections In regards to the HOT WATER OUTLET: • DO NOT use lead or non-approved plastic pipe. • To conserve energy and minimize heat loss, insulation of hot water piping is recommended. NOTICE: The pressure rate of hot water may vary when more than two faucets (appliances, fixtures, etc.) are being used simultaneously. NOTICE: The pipes MUST be completely drainable.
Installation English Support: Eccotemp.com/help-desk Shop Online: Eccotemp.com/products Store Locator: Eccotemp.com/locator Relief Valve A new pressure relief valve, complying with the Standard for relief Valves and Automatic Gas Shut-Off Devices for Hot Water Supply Systems, ANSI Z21.22, must be installed at the hot water outlet connection of the water heater at the time of installation. Local codes shall govern the installation of relief valves.
Support: Eccotemp.com/help-desk Shop Online: Eccotemp.com/products Store Locator: Eccotemp.com/locator WARNING: Use UL approved Category III Stainless Steel vent material only. No other vent material is permitted. Owner must refer to vent manufacturer’s instructions and specifications. Z-Flex information can be found at www. novaflex.com, see page 18 for additional links. The installation of venting must comply with national codes, local codes, and the vent manufacturer’s instructions.
English Support: Eccotemp.com/help-desk Shop Online: Eccotemp.com/products Store Locator: Eccotemp.com/locator Venting MAXIMUM VENT LENGTH Installation Owner must refer to vent manufacturer’s instructions and specifications. Z-Flex information can be found at www.novaflex.com, please refer to page 19 for additional links. The system will not operate if there is excessive restriction (pressure drop) in the venting system.
Support: Eccotemp.com/help-desk Shop Online: Eccotemp.com/products Store Locator: Eccotemp.com/locator English Venting TERMINATION CLEARANCES Installation Clearance Requirements from Vent Terminations to Building Openings *All clearance requirements are in accordance with ANSI Z21.10.3a-2017 and the National Fuel Gas Code, ANSI Z223.
Shop Online: Eccotemp.com/products Store Locator: Eccotemp.com/locator Venting VENTILATION PARTS Owner must refer to vent manufacturer’s instructions and specifications by visiting www.novaflex. com. Installation guidelines for venting is provided by NovaFlex, who is solely responsible for venting installation accuracy. Z-Flex parts are available for purchase by visiting www.eccotemp.com. Z-Flex Installation Instructions: www.novaflex.
Support: Eccotemp.com/help-desk Shop Online: Eccotemp.com/products Store Locator: Eccotemp.com/locator English Venting INSTALLATION Installation Only the 2” vent kit provided with the FVI12 or approved Z-Flex Stainless Steel venting should be used for installation. INSTALLATION PROCEDURE: Prepare an opening for the wall thimble in the wall. The opening must be 6-1/2 inches in diameter for a 3” vent system. The opening should be round.
Shop Online: Eccotemp.com/products Store Locator: Eccotemp.com/locator Venting CONTINUED... Installation English Support: Eccotemp.com/help-desk WARNING: Field wiring connections and electrical grounding must comply with local codes, or in the absence of local codes, with the latest edition of the National Electrical Code,ANSI/ NFPA 70, or in Canada, Canadian Electrical Code, CSA C22.1Part1.
Support: Eccotemp.com/help-desk Shop Online: Eccotemp.com/products Store Locator: Eccotemp.com/locator or other unapproved devices (other than those authorized by the manufacturer) into, onto or in conjunction with the water heater. The manufacturer’s warranty does not cover any damage or defect caused by installation, attachment or use of any type of energy saving The manufacturer disclaims any responsibility for such loss or injury resulting from the use of such unauthorized devices.
English Support: Eccotemp.com/help-desk Shop Online: Eccotemp.com/products Store Locator: Eccotemp.com/locator Mounting Make sure the location of the water heater allows for easy access and operation. Installation In case of dry wall or concrete wall use dry wall anchors or lag bolts. The water heater requires 120VAC/ 60Hz. Have a receptacle with ground terminal near the water heater. The length of the power supply cord is 5 feet.
Support: Eccotemp.com/help-desk Shop Online: Eccotemp.com/products Store Locator: Eccotemp.com/locator English Installation Checklist A. Water Heater Location B. Water Supply Water supply has sufficient pressure. Air purged from water heater and piping. Water connections tight and free of leaks Water filter is clean and in place. Materials used are as instructed in this manual. Water pipes are insulated. C. Gas Supply Gas type matches rating plate. Gas supply pressure is sufficient for the water heater.
Operating English Support: Eccotemp.com/help-desk Shop Online: Eccotemp.com/products Store Locator: Eccotemp.com/locator Start Instructions Before operating this water heater, be sure to read and follow the instructions on the label pictured below and all other labels on the water heater, as well as the warnings printed in this manual. Failure to do so can result in unsafe operation of the water heater resulting in property damage, personal injury, or death.
Support: Eccotemp.com/help-desk Shop Online: Eccotemp.com/products Store Locator: Eccotemp.com/locator English Start Instructions CONTINUED... Turning on the Water Heater 2. Turn on the main gas valve, plug in the power cord (be sure the socket is well grounded), and press the “ON/OFF”button on the control panel. Set temperature to 120° F. 3. Turn on the faucet, and the fan will begin working. You will hear the ignition sound after a few seconds. The burner will ignite, and hot water will come out.
Operating English Support: Eccotemp.com/help-desk Shop Online: Eccotemp.com/products Store Locator: Eccotemp.com/locator Water Temperature DANGER: There is a hot water scald potential if the temperature is set too high. Households with small children, disabled, or elderly persons may require a 120°F or lower temperature setting to prevent contact with HOT water.
Support: Eccotemp.com/help-desk Shop Online: Eccotemp.com/products Store Locator: Eccotemp.com/locator DANGER: Hotter water increases the potential for Hot Water Scalds. DANGER: Failure to perform the recommended Routine Preventative Maintenance can harm the proper operation of this water heater, which can cause carbon monoxide dangers, excessive hot water temperatures and other potentially hazardous conditions.
Maintenance English Support: Eccotemp.com/help-desk Shop Online: Eccotemp.com/products Store Locator: Eccotemp.com/locator Cleaning the Water Filter HOW TO CLEAN THE WATER FILTER: 1. Make sure the unit is OFF and the electrical power supply has been disconnected. 2. Turn the water supply OFF to the heater. 3. Disconnect the water source from the water inlet. 4. Use a screw driver and gently remove the filter from inside the water inlet. 5.
Support: Eccotemp.com/help-desk Shop Online: Eccotemp.com/products Store Locator: Eccotemp.com/locator English Draining your Water Heater CONTINUED... Maintenance WARNING: Failure to follow these instructions while draining the water heater can cause serious damage to the water heater as well as personal injury including scalding.
English Support: Eccotemp.com/help-desk Shop Online: Eccotemp.com/products Store Locator: Eccotemp.com/locator Parts List Service For models using natural or liquid propane gas (Some items may not apply) Contact Eccotemp to place orders for any parts. WARNING: For your safety, DO NOT attempt to disassemble this unit for any reason All parts orders should include: • The model and serial number of the water heater from the rating plate.
Support: Eccotemp.com/help-desk Shop Online: Eccotemp.com/products Store Locator: Eccotemp.com/locator English Before you call This water heater incorporates a variety of shut off devices that prevents the operation of the water heater down if undesirable combustion conditions occur. Such as the presence of a blockage of the combustion air vent insufficient gas or pressure which can impact the safe operation of the water heater. Please contact a Qualified Service Technician if this occurs.
Troubleshooting English Support: Eccotemp.com/help-desk Shop Online: Eccotemp.com/products Store Locator: Eccotemp.com/locator Error Code Guide When an error code is displayed: If the error code remains shown: • Close the hot water faucet. • Wait for 5 minutes before turning the unit on again. • Open the hot water faucet.
Support: Eccotemp.com/help-desk Shop Online: Eccotemp.com/products Store Locator: Eccotemp.com/locator Model(s) FVI12-LP and FVI12-NG Eccotemp hereby warrants this product to be free of material defects in materials and workmanship when installed and operated according to Eccotemp’s installation and operating instructions. This Limited Warranty extends to the original purchaser and subsequent owners, but only while the product remains at the site of the original installation.
English Support: Eccotemp.com/help-desk Shop Online: Eccotemp.com/products Store Locator: Eccotemp.com/locator Exclusions Please refer to the Installation Manual and Use & Care Manual supplied with your new Eccotemp Systems product. This Limited Warranty becomes null and void if any of the following are determined to be a contributing factor by Eccotemp to the failure of the product: 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. Abuse, misuse, alteration, neglect or misapplication.
Support: Eccotemp.com/help-desk Shop Online: Eccotemp.com/products Store Locator: Eccotemp.com/locator PLEASE NOTE: FVI12 IS FOR INDOOR PERMANENT INSTALLATIONS ONLY.
Shop Online: Eccotemp.com/products Store Locator: Eccotemp.com/locator English Support: Eccotemp.com/help-desk PLEASE NOTE: FVI12 IS FOR INDOOR PERMANENT INSTALLATIONS ONLY.
