Rinnai REU - 16 FUA - E user manual Users Instructions, Responsibilities of the User

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USERS INSTRUCTIONS

The following instructions are designed for the user of the water heater.

The user may not install or adjust the appliance in any way that requires the removal of the front of the unit. To remove the front cover of the unit you must be certified compe- tent to do so. Information for the Installer is given on page 22.

All work done on this appliance must be done by a qualified gas en- gineer. A qualified gas engineer must carry an up to date CORGI Registered Gas Installer picture identification card while working on gas appliances. If you are unsure do not be afraid to ask the en- gineer to show you the card. If you are still not satisfied call CORGI on 0870 401 2300 and verify the engineers name with their data- base. This is for your own safety.

Responsibilities of the USER

The user must abide by all warnings given in this book. The user must only reference the user section of the book, and may not carry out any procedure listed in the installer section.

The user must have the unit checked and maintained annually by a gas engineer.

The user must periodically check the water filter on the inlet to the appliance.

The user must not use the appliance in any way that it was not meant to be used. The user may only use the heater as detailed in the User portion of this manual.

The user must not store or use any flammable vapours or liquids in the vicinity of this or any other appliance.

The user should familiarise themselves with the water heaters gas service valve and the main gas valve to the premises.

IF YOU SMELL GAS

Isolate the gas supply and get out of the building.

Do not try to light any appliance.

Do not turn any light or other electrical switch on or off.

Do not use any telephone in the building.

Call your gas engineer from a safe location and follow their

instructions.

If you cannot reach your gas engineer ring the following:

TRANSCO 0800 111 999

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Contents Infinity 16 Page Contents Users Instructions Responsibilities of the UserFeatures and Benefits  Operating Noise Level is Very LOWImportant Information OFF Page Temperature Controls Suggested temperatures areTemperature Controls Operating ButtonsUsing the Temperature Controllers Adjusting TemperatureUsing hot water Switching the system onBathroom temperatures should be no more than 500C Page Temperature Controls Information Caring for the Infinity Error Messages Code Fault Remedy DisplayedWith temperature controller fitted Without temperature controller fittedRestarting the Rinnai Water Heater Standard systemInstallation Instructions StopUK Installation Instructions Important InformationPage Operation Principle HOT Water Supply OperationMain Components Main Components Installation Instructions Positioning Appliance LocationInstallation Instructions Connections Water SupplyWater Connection Gas ConnectionUK INST. Instructions Connections MainsInstallation Instructions Schematics Single Infinity Direct FlowUK INST. Instructions Ventilation General InformationFlue Requirements Installing Flue LengthMuelink & Grol GroppalliUK Flue Requirements Installing UK Flue Requirements Positioning Temperature Controls Installation Page Page Page GAS Pressure Setting Page DIP Switch Setting Computer ProgrammingDimensions Technical Details InfinityFlow Chart Wiring Diagram Diagnostic Points MortorLetter of Compliance CE Certificate Commissioning Check List UK Warranty Standard UseSpecification Electrical Supply…………………………….…………..…………….….230V AC 50Hz 1phContact

REU - 16 FUA - E specifications

The Rinnai REU-16 FUA-E is a cutting-edge tankless water heater designed for efficiency and convenience. This model is part of Rinnai's renowned line of high-performance appliances, catering to both residential and commercial applications. It boasts a sleek design coupled with advanced technology that sets it apart in the crowded water heating market.

One of the most notable features of the REU-16 FUA-E is its impressive heating capacity. It is capable of delivering hot water on demand, with a maximum output of 16 liters per minute. This means you can comfortably run multiple hot water fixtures simultaneously without experiencing a drop in temperature or flow rate. Whether you’re taking a shower, running the dishwasher, or washing clothes, this unit meets the demand with ease.

The REU-16 FUA-E employs a state-of-the-art condensing technology, which enhances its efficiency by capturing and reusing some of the heat that would otherwise escape through the flue. This allows for an energy efficiency rating of up to 95%, significantly reducing energy bills and environmental impact compared to traditional storage water heaters.

Another key characteristic of this unit is its compact size. The Rinnai REU-16 FUA-E can be installed in smaller spaces, making it an ideal option for apartments, houses, or commercial properties with limited room for bulky tank units. Its flexibility in installation positions—whether indoors or outdoors—provides additional versatility to users.

Safety is also a primary concern with the REU-16 FUA-E. It comes equipped with numerous safety features, including an anti-freezing function, overheat protection, and venting safety controls. These safeguards ensure safe operation for you and your family, providing peace of mind whether it’s running constantly or in standby mode.

In terms of controls, the Rinnai REU-16 FUA-E offers modern digital displays that provide real-time monitoring of water temperature and status. This user-friendly interface makes it easier for homeowners or users to adjust settings according to their preferences.

Overall, the Rinnai REU-16 FUA-E encapsulates innovation and efficiency in water heating. Its combination of advanced technology, high performance, compact design, and safety features makes it a reliable choice for those seeking a consistent supply of hot water without the limitations of traditional systems. Whether for residential use or commercial applications, the REU-16 FUA-E is engineered to provide lasting performance and convenience.
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