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Installation and User
Continuous Flow Water Heater
This appliance must be installed in accordance with:
- Manufacturer's installation instructions;
- National laws, local regulations and municipal building codes.
This appliance must be installed and maintained by competent person.
Read the instructions before attempting installation or use of this appliance.
Manual
REU-A1111FFU-E ( UK )
REU-A1720FFU-E ( UK )
REU-A1720W-E ( UK )
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Table of Contents
Troubleshooting
Related Manuals for Rinnai Multi-Point 11i Low NOx
Summary of Contents for Rinnai Multi-Point 11i Low NOx
- Page 1 Installation and User Manual Continuous Flow Water Heater REU-A1111FFU-E ( UK ) REU-A1720FFU-E ( UK ) REU-A1720W-E ( UK ) This appliance must be installed in accordance with: - Manufacturer’s installation instructions; - National laws, local regulations and municipal building codes. This appliance must be installed and maintained by competent person.
- Page 2 ID number: Date of Issue: Last revision: Quality system standard ISO 9001 The design, development and manufacture of gas water heating appliances done under Rinnai’s quality Japan Gas Appliances Inspection Association - JIA-QA Center Enfocus Software - Customer Support...
- Page 3 Your interest and Your protection we recommend that You follow the instructions and warnings reported on the most recent version of the manual which is always available on the Rinnai UK web site (www.rinnaiuk.com).
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Page 4: Table Of Contents
CONTENTS WARRANTY USER’S INSTRUCTIONS FEATURES AND BENEFITS IMPORTANT SAFETY INFORMATION OPERATION SELECTABLE TEMPERATURES OPERATION WITH THE STANDARD CONTROL PANEL OPERATION WITH MULTIPLE CONTROL PANELS OPERATIONAL SAFETY INFORMATION TROUBLE SHOOTING ERROR CODES TROUBLE SHOOTING WITHOUT CONTROLLERS (OUTDOOR MODELS) MAINTENANCE INSTALLER’S INSTRUCTIONS IMPORTANT INFORMATION INSTALLATION WARNINGS APPLIANCE LOCATION... -
Page 5: Warranty
WHAT WILL RINNAI DO? Rinnai will repair or replace the product or any part or component that is defective in materials or workmanship, except as set forth below: - all repairs must be performed using genuine Rinnai parts. -
Page 6: User's Instructions
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. Interference with a sealed component is not permitted. In case of defect parts only use genuine Rinnai components for replacement. -
Page 7: Features And Benefits
‘Deluxe’ or ‘Universal’ Water Controllers are available as an optional extra. Depending on the models chosen, these Voice Prompting (Deluxe Control Only). Clock (Deluxe Control Only). For further information regarding Deluxe water controllers please contact Rinnai or visit www.rinnaiuk.com Operating NOISE LEVEL IS VERY LOW. ERROR MESSAGE ARE DISPLAYED on the Water Controllers, assisting with service. -
Page 8: Important Safety Information
Do not modify this appliance: do not attempt to repair, replace or open sealed parts or disassemble the appliance. the Rinnai Technical Department. Use original Rinnai parts to repair the appliance. In case of unusual noise, vibration or smell, stop the appliance and contact Rinnai for further information If you smell gas: - isolate the main gas supply;... - Page 9 Water temperature over 50°C can cause severe burns instantly or even death from scalding. Hot water at 60°C can severely burn a child in less of the water before any use. To prevent these risks, Rinnai recommends to consider setting your hot water production at a maximum temperature of 50°C.
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Page 10: Operation
OPERATION The Rinnai water heater is able to supply hot water at a constant set temperature. Sudden changes that result from the simultaneous use of several outlets or from variations in the temperature of the cold water used to feed the appliance to the minimum temperature most suitable for the intended use and using hot water without mixing with cold. -
Page 11: Selectable Temperatures
The appliance is set at the factory to allow the selection of a maximum temperature of 55°C. This limit is generally more than adequate for most domestic uses, but it is possible to modify it according to your needs. A Rinnai specialized technician can modify the device electronics by modifying the maximum allowed temperature, bringing it to a higher value or limiting it further. -
Page 12: Operation With Multiple Control Panels
The Deluxe remote controls, in addition to the functions of the Standard models, have an alert voice speaker, a clock function and, the Deluxe (contact Rinnai for further information on the commands remote Deluxe or visit the Rinnai website: www.rinnaiuk.com). -
Page 13: Operational Safety Information
Operational Safety Information The following instructions and recommendations describe some important features of the operation of the appliance. This appliance is not intended for use by persons with reduced physical, sensory or mental abilities, or lack of experience and knowledge, unless they are supervised or instructed on the use of the appliance by a person responsible for their safety. -
Page 14: Trouble Shooting
Trouble Shooting Rinnai products are all equipped with a self-diagnosis system: in case of failure, an error code appears on the control code before making the maintenance request. To cancel the error code and to restore the normal operation of the appliance, it is necessary to stop the hot water withdrawal by closing all the taps for a few seconds. -
Page 15: Troubleshooting Without Controllers (Outdoor Models)
You with the best service on Rinnai products. It is recommended to write down the model and serial number of the appliance before contacting Rinnai: this information will help us to frame the problem faster and to guarantee You a better service. -
Page 16: Installer's Instructions
Do not attempt to install this appliance if you If the information in this manual is not followed This manual must be read in its entirety before installing the appliance. If you are unsure of any point contact Rinnai or your supplier. Enfocus Software - Customer Support... -
Page 17: Important Information
It is the installer’s responsibility to ensure that the unit has been installed to all current requirements. Please be sure that you are fully aware of your obligations and responsibilities under these regulations. In case of defective parts only use genuine Rinnai components for replacement failure to do so will invalidate any warranty. Disposal Information: Under the laws and local regulations, this product must be disposed separately from household waste. -
Page 18: Installation Warnings
Installation Warnings The following section contains technical information regarding the installation of the product. For what concerns issues related to the installation (safety, environmental protection, accident prevention, etc.) it is necessary to WARNING respect the dictates of the current legislation and the principles of good technique. Under the current law, the APPLIANCE LOCATION The outdoor models are designed for outdoor installation only: they must be installed in a raised position in the open air with natural ventilation, without standing areas;... -
Page 19: Unpacking The Water Heater
Unpacking the Water Heater Before installation, check that the product is prepared for the type of gas used and that it is free of damage. If you accessories are supplied inside the packaging, together with the appliance and this instruction manual: (5x) Screws and wall (2x) Extra large brackets Standard remote... -
Page 20: Main Components - Indoor Models
Indoor Models Enfocus Software - Customer Support... -
Page 21: Dimensions
Dimensions POWER SUPPLY CABLE WATER OUTLET WATER INLET REU-A1111FFU / A1420FFU / A1720FFU CONNECTIONS 34.6 R1/2 (15mm) COLD 47.6 R1/2 (15mm) 37.6 R1/2 (15mm) NOTE: dimensions in mm WATER OUTLET POWER SUPPLY CABLE WATER INLET REU-A1111W / A1420W / A1720W CONNECTIONS 34.6 R1/2 (15mm) -
Page 22: General Scheme And Operation Principles
General Scheme and Operation Principles Operation Principles Ignition by the hot water thermistor with the value set by the user. If necessary, the electronic ignition procedure begins by gas valves are adjusted and the burner ignited by scintillation. Temperature control from hot water thermistor). -
Page 23: Installation
Contact Rinnai or your supplier for further instructions. and a valve on the hot water outlet. Do not connect the valves directly to the water heater’s connections, but interpose If the appliance is supplied with water of poor quality, it is necessary to install an adequate water treatment system (water softener), to limit the scale of limestone and the encrustation on the heat exchanger. -
Page 24: Electrical Connection
III over- voltage category. technician and use only original Rinnai spare parts to avoid invalidating the warranty. The use of plug adapters or multiple sockets is not permitted. The appliance meets the requirements of the European directives: - “low voltage”... -
Page 25: Flueing
Flue System manufacturer’s instructions and respecting the provisions of the law and the technical regulations in force. contact burns. system to the exhaust of this model. : in the upper part, the appliance is provided with a coaxial connection (Ø60/100mm) for the intake of combustion air (external pipe) and for the expulsion of combustion products (central pipe). - Page 26 Symbol Terminal Position Dimensions Directly below an opening, air brick, opening windows, etc 300mm Above an opening, air brick, opening window, etc. 300mm Horizontally to an opening, air brick, opening window, etc. 300mm Below plastic gutters, soil pipes, drain pipes, etc. 75mm Below eaves 200mm...
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Page 27: Remote Controller
A maximum of two Deluxe ‘bathroom’ (BC-100V) controls can be installed. • The fourth remote control must be of the Standard type (MC-601). To learn more about the Deluxe remote controls, contact Rinnai or visit: www.rinnaiuk.com. Location • Do not install water controllers near a heat source, such as a cook top, stove or oven. Heat, steam, smoke and hot oil may cause damage. - Page 28 Communication cable Wired remote controllers operate at an extra low voltage (12 Volts DC) which is supplied from the water heater. A 10m long communication cable is supplied for connection to the water heater. It is possible to prolong the communication cable by using a similar one, up to a total max length of 50m.
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Page 29: Control Panel Programming
Control Panel Programming Are there four control panels connected (control panel + remote controllers)? QUESTION If there are up to 3 control panels connected, go to question 2. YES: You need to activate the fourth controller as follows: STEP 1: simultaneously (see Fig. -
Page 30: Commissioning
After testing is completed, explain to the end user the functions and operation of the water heater and the controllers. • Remind the customer to complete the warranty card and forward it to Rinnai. • Inform customer on use of an adequate lime scale protection system to prevent damages to heat exchanger if one is not already installed. -
Page 31: Benchmark
Enfocus Software - Customer Support... -
Page 32: Maintenance Instructions
MAINTENANCE INSTRUCTIONS PCB Interface, Layout and Functions Operation of the PCB interface To enter into the PCB’s programming mode press PB2 Communication interface socket until the LED digital display shows “1” (Gas type); the current set value of “menu 1” will be displayed shortly afterwards (the PB1 - Data transfer button: activates data transfer when PCB is replaced possible values of “menu 1”... -
Page 33: Data Transfer Between Pcb's
If the data transfer was not successful set the PCB manually according to the settings copied at the beginning of this procedure. If manually set, the max and min gas operating pressures must be checked. Contact Rinnai UK if any assistance is required. -
Page 34: Gas Conversion And Pressure Adjustment
Gas Conversion Procedure IMPORTANT The min and max gas operating pressures are factory pre-set: under normal circumstances any adjustment is not required during installation. The gas conversion procedure is made of three steps: • gas manifold change; • • verify and adjustment of the min and max gas pressures. and SW4 set position). -
Page 35: Water Flow Chart
Gas Pressures 11i - REU-A1111FFU-E(UK) Gas Type G20 / Nat Gas G230 / Air Propane G30 / Butane G31 / Propane Low Fire Setting 1.83 mbar 2.15 mbar 2.43 mbar 2.43 mbar High Fire Setting 4.97 mbar 6.22 mbar 6.65 mbar 7.53 mbar 17i - REU-A1720FFU-E(UK) Low Fire Setting... -
Page 36: Flow Chart
Flow Chart Enfocus Software - Customer Support... -
Page 37: Wiring Diagram And Diagnostic Points
Wiring Diagram and Diagnostic Readings MEASUREMENT POINT COMPONENT RANGE OF VALUE CN/Con.re WIRE COLOUR MAIN POWER CODE BR-BL AC198-264V REMOTE CONTROLLER BK-BK DC11-13V IGNITER R-BK DC11-13V (DURING IGNITION) Y-BODY (GND) OVER DC5V (DURING OPERATION) FLAME ROD Y-FLAME ROD OVER 1μA (DURING OPERATION) THERMAL FUSE BELOW DC1V,BELOW 1Ω... -
Page 38: Maintenance
The appliance must be inspected, repaired and maintained by a licensed professional. The licensed professional must verify proper operation after servicing. Servicing has to be carried out annually to maintain any warranty. For more detailed instructions on maintenance contact Rinnai or your supplier. Cleaning It is imperative that control compartments, burners, and circulating air passageways of the appliance be kept clean. -
Page 39: Service Record
Enfocus Software - Customer Support... -
Page 40: Flushing The Heat Exchanger
Place the drain hose (H3) and the hose (H2) to the pump inlet into the cleaning solution. Open both service valves (V1 and V2) on the hot Rinnai water and cold water lines. water heater Operate the pump and allow circulation through the water heater for at least 1 hour at a rate of 15 litres per minute. -
Page 41: Manual Draining Of The Water Heater
Manual Draining of the Water Heater If the water heater is not going to be used during a period of possible freezing weather, it is recommended that the water inside the water heater be drained. To manually drain the water: Disconnect the power to the water heater. -
Page 42: Technical Data
Technical Data Model 11i / REU-A1111FFU-E(UK) Unit Installation Indoor / Outdoor: in partially protected area G20 Nat Gas min gas pressure 1.83 mbar G20 Nat Gas max gas pressure 4.97 mbar G230 Air/Propane min gas pressure 2.15 mbar G230 Air/Propane max gas pressure 6.22 mbar G30 Butane min gas pressure... - Page 43 Model 17i / REU-A1720FFU-E(UK) Unit Installation Indoor / Outdoor: in partially protected area G20 Nat Gas min gas pressure 1.92 mbar G20 Nat Gas max gas pressure 10.85 mbar G230 Air/Propane min gas pressure 2.15 mbar G230 Air/Propane max gas pressure 13.55 mbar G30 Butane min gas pressure...
- Page 44 Model 17 E / REU-A1720W-E(UK) Unit Installation Outdoor G20 Nat Gas min gas pressure 1.58 mbar G20 Nat Gas max gas pressure mbar G230 Air/Propane min gas pressure 1.89 mbar G230 Air/Propane max gas pressure 11.57 mbar G30 Butane min gas pressure 2.29 mbar G30 Butane max gas pressure...
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Page 45: Product Fiche
Product Fiche Unit Supplier’s name Rinnai UK Supplier’s model REU-A1111FFU-E(UK) 69.2 Annual electricity consumption (AEC) kWh/annum Annual fuel consumption (AFC) - (Hs) GJ/annum Temperature setting °C Indoor sound power level (L 40°C with water control connected. Unit Supplier’s name Rinnai UK Supplier’s model... - Page 46 Enfocus Software - Customer Support...
- Page 47 This page is intentionally left blank Enfocus Software - Customer Support...
- Page 48 UK Ltd 9 Christleton Court Manor Park Runcorn WA7 1ST www.rinnaiuk.com 01928 531 870 SU170-910×01 SX V.3 - 6/14/19 - This manual replaces any edition previously published.