Rinnai REU-1110FFU-E Installation And User Manual
Rinnai REU-1110FFU-E Installation And User Manual

Rinnai REU-1110FFU-E Installation And User Manual

Continuous flow water heater

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and User Manual
Continuous Flow Water Heater
Read these instructions carefully before attempting installation or use of
this appliance. All work must be carried out by competent persons.
Installation
Models:
REU-1110FFU-E
Continuum 11i
REU-1110FFU(F)-E
Continuum 11i-fp
REU-1412FFU-E
Continuum 14i
REU-1412FFU(F)-E
Continuum 14i-fp
Important.

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Summary of Contents for Rinnai REU-1110FFU-E

  • Page 1 Installation and User Manual Models: REU-1110FFU-E Continuum 11i REU-1110FFU(F)-E Continuum 11i-fp REU-1412FFU-E Continuum 14i REU-1412FFU(F)-E Continuum 14i-fp Continuous Flow Water Heater Important. Read these instructions carefully before attempting installation or use of this appliance. All work must be carried out by competent persons.
  • Page 2 Kingdom Water Regulations / Byelaws (Scotland). These Products can be found listed in the Water Fittings and Materials Directory. The Rinnai water heaters are CE Marked as allowed by Technigas. REU-1412FFU-E - Continuum 14i REU-1412FFU(F)-E - Continuum 14i-fp REU-1110FFU-E - Continuum 11i REU-1110FFU(F)-E - Continuum 11i-fp Certificate number: E0940/5399 - rev.
  • Page 3: Table Of Contents

    USER INSTRUCTIONS FEATURES AND BENEFITS IMPORTANT INFORMATION OPERATION UK CARING FOR THE INFINITY ERROR MESSAGES INSTALLATION INSTRUCTIONS UK INSTALLATION INSTRUCTIONS UNPACKING RINNAI WATER HEATER OPERATION PRINCIPLE MAIN COMPONENTS INSTALLATION INSTRUCTIONS FLUE REQUIREMENTS TESTING GAS PRESSURE SETTING DIP SWITCH SETTING DIMENSIONS...
  • Page 4: User 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 5: Features And Benefits

    If required, the temperature can be changed via the control pad on the front of the unit. For further information, please contact Rinnai. ...
  • Page 6: Important Information

    Do make sure that the tap is turned off tightly. This approach can be extremely valuable because it requires a one Do consider setting your Rinnai time action for a long term reduc- Continuum maximum tion in risks of scalds.
  • Page 7 IMPORTANT INFORMATION Always check the temperature of the water Hot water may go cold without warning at before use. very low water flows. Refer to warning about hot water on page 6 for important safety information. The appliance controls the water tempera- If freezing temperatures are expected, turn ture automatically.
  • Page 8: Operation

    OPERATION...
  • Page 9 OPERATION CONTROL PANEL The Rinnai Continuum 11i (11i-fp) and Continuum 14i (14i-fp) water heaters have a frontal pad on the front cover for adjusting the outgoing water temperature. The purpose of the frontal pad is to enable the user to have a complete control over the hot water supply.
  • Page 10 OPERATION Using the water heater. Press the ON/OFF button on a temperature controller. The system will become active, the temperature will default to 40°C. The temperature setting on the panel will light up. Adjusting temperature. Simply press the hot water temperature Up or Down arrow button until the desired temperature is displayed on the digital display.
  • Page 11: Uk Caring For The Infinity

    UK that all gas appliances are serviced every year by a certified gas engineer. This is to ensure continued safety of the gas appliance. If you need a recommended service engineer contact Rinnai or your supplier. Servicing Water Heaters ...
  • Page 12: Error Messages

    If this does not clear the error, try pushing the On/Off button OFF then ON again. If the Error Code still remains contact Rinnai or your nearest service agent for advice. ** Faults caused by insufficient gas/water supply or gas/water quality and installation errors are not covered by the manufacturer’s warranty.
  • Page 13 If following the above procedure does not reset the heater switch it on and off at its main supply, and then go through these steps again. If heater is still not working call your local service agent or Rinnai for assistance.
  • Page 14: Installation Instructions

    If the information in this manual is not followed exactly a fire or explosion could result. This manual must be read in its entirety before installing the appliance. If you are unsure of any point contact Rinnai or your supplier.
  • Page 15: Uk Installation Instructions

    The recycling of the product at the time of disposal will help conserve natural resources and ensure that it is recy- cled in a manner that protects human health and environment. UNPACKING RINNAI WATER HEATER  After unpacking the appliance check for damage, if the heater is damaged or appears to have any defects contact your supplier immediately.
  • Page 16: Operation Principle

    OPERATION PRINCIPLE HOT WATER SUPPLY OPERATION Ignition. Press ON/OFF Button of control panel to turn on unit and the display will light up. When a hot water tap is opened the water flow sensor revolves and sends a pulse signal to the print- ed circuit board (PCB).
  • Page 17: Main Components

    MAIN COMPONENTS...
  • Page 18: Main Components

    Additional solenoid valves are included to section the burner and stage the control in 3 steps (1 step on model REU-1110FFU-E). This gives the burner more steady combustion at the required capacity and allows the water heater to operate at very low flow rates and tempera- ture rises.
  • Page 19: Installation Instructions

    'flow and return system' which minimises the waiting time for hot water delivery. Alternatively, multiple appliances can be strategically placed to service outlet points with minimal delay time. Contact Rinnai or your supplier for further information. When positioning appliance, the flue terminal clearances must be in accordance with local requirements.
  • Page 20 The unit will operate at lower supply pressures but the maximum flow rate will not be achieved. Contact Rinnai or your supplier for 'gravity fed' or 'low pressure' hot water installations. Water pipe sizing and layout should be designed correctly to ensure the given water flows from the appliance are available.
  • Page 21: Water Connection

    INSTALLATION INSTRUCTIONS Water Connection. For all closed systems (with flow and return or tank) the system must incorporate an unvented kit with the components shown below. The safety relieve valve must discharge safely into a suitable drain via tundish. Expansion Safety Vessel Relief...
  • Page 22: Flue Requirements

    Windows and doors can not be considered ventilation unless they are permanently fixed in the open position. Please refer to IGE/UP/10 Part 1. Edition 2 page 17; for further information or contact Rinnai The flue must be installed by a competent, authorised person.
  • Page 23 Improper installation of flue systems and components, or failure to follow all installation instructions can result in property damage or serious injury. The Rinnai Continuum 11i (11i-fp) and Continuum 14i (14i-fp) are for internal installation in conjunction with the Rinnai flue system.
  • Page 24 FLUE REQUIREMENTS BS5440—1 : 2008 Dimen- Symbol Terminal Position sion Directly below an opening, air brick, opening windows, ect. 300mm Above an opening, air brick, opening window, ect. 300mm Horizontaly to an opening, air brick, opening window, ect. 300mm Below plastic gutters, soil pipes, drain pipes, ect. 75mm Below eaves 200mm...
  • Page 25: Testing

    TESTING 1. Purge gas, hot water and cold water supply lines before making the final connection of the water heater. Swarf in either the gas or water supplies may cause damage. 2. Turn on gas and cold water supplies. 3. Test for water leaks and gas escapes near the unit. 4.
  • Page 26: Gas Pressure Setting

    Perform this procedure only if the unit is not operating correctly and all other possible causes for incorrect operation have been eliminated. Contact Rinnai before attempting to alter the gas pressure. Failure to do so could void the warranty. 1. Isolate gas supply.
  • Page 27 GAS PRESSURE SETTING 9. Adjust pressure setting to the minimum value (Tab. 1 below) adjusting screw on modulating valve (Fig.6). Continuum 11i (11i-fp) Continuum 14i (14i-fp) 0.80 1.57 G230 0.80 0.90 2.21 Adjustment Point Fig. 6 (pressures in mbar) - Tab. 1 10.
  • Page 28: Dip Switch Setting

    DIP SWITCH SETTING Dip Switch Positions Explained OFF ON SW Gas Type LEGEND: Gas Type Black Section indicates Computer Programming position of dip switch. Computer Programming OFF ON OFF ON Combustion Combustion Dip Switches Explained GAS TYPE COMBUSTION NAT GAS NORMAL OFF ON OFF ON SW...
  • Page 29: Dimensions

    DIMENSIONS...
  • Page 30: Technical Details

    TECHNICAL DETAILS Continuum 11i Continuum 14i Infinity Model Unit Continuum 11i-fp Continuum 14i-fp Installation Internal Burner Operating Gas Pressures See page 27 Flue System Room Sealed Forced Draught Temp. Range 35,37-48,50,55,60 °C Ignition Direct electronic ignition Gas Consumption & Capacities minimum conditions = net calorific value = gross calorific value G20 Nat Gas: Input Q...
  • Page 31: Product Fiche

    PRODUCT FICHE Supplier’s Name Rinnai UK Ltd Model Name REU-1110FFU(F)-E Declared Load Profile on Energy Label Energy Efficiency Class Water Heating Efficiency η 60.6 Annual Electricity Consumption AEC (kWh/annum) Annual Fuel Consumption AFC (GJ/annum) Second Load Profile Energy Efficiency Class Water Heating Efficiency η...
  • Page 32: Flow Chart

    FLOW CHART...
  • Page 33: Wiring Diagram

    WIRING DIAGRAM REU-1110FFU-E - REU-1110FFU(F)-E...
  • Page 34: Diagnostic Points

    DIAGNOSTIC POINTS Measurement Determination Flow point (normal figure) Component Remark Chart Upper : Voltage Wire Color Lower : Resist., Current RCCB B-Br AC200~AC240V ON 2.4L/min R-Bk DC11~13V (35Hz) > 2100 pulse/min WATER FLOW SENSOR OFF 1.7L/min DC4~7V Y-Bk (24Hz) < 1440 pulse/min (pulse 17~400Hz) R-Bk DC6~40V...
  • Page 35: Water Flow Characteristics

    WATER FLOW CHARACTERISTICS REU-1110FFU-E - REU-1110FFU(F)-E...
  • Page 36: Letter Of Compliance

    LETTER OF COMPLIANCE...
  • Page 37: Ce Certificate

    CE CERTIFICATE...
  • Page 38: Commissioning Checklist

    COMMISSIONING CHECK LIST The water heater is not subject to corrosive compounds in the air. □ □ The water supply does not contain chemicals or exceeds total hardness that will damage the heat exchanger. □ Clearances from the water heater unit are met. □...
  • Page 39: Commissioning Sheet

    COMMISSIONING CHECK LIST COMMISSIONING SHEET...
  • Page 40: Service Record

    SERVICE RECORD...
  • Page 41: Dismantling For Service

    DISMANTLING FOR SERVICE Remove front Cover 1 - Remove front cover (2 screws); 2 - Disconnect connector of operating controller; Remove burner unit and manifold 1 - Disconnect connector of FR harness from flame rod; 2 - Remove combustion chamber front panel (11 screws);...
  • Page 42: Uk Warranty

    1 Year 1 Year Rinnai Continuum units used in commercial situations are only subject to a 1 year warranty across the board. Commercial situations should be supplied by the Rinnai HD range. No Rinnai warranty will cover damage/faults arising from moving or storing the unit; improper installation or gas supply;...
  • Page 43 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. All repairs or replacements must be performed by a registered gas engineer.
  • Page 44: Contact

    CONTACT CONTACT UK LTD. 9 Christleton Court Manor Park Runcorn Cheshire WA7 1ST Tel. 01928 531870 Fax. 01928 531880 E-mail. info@rinnaiuk.com Web. www.rinnaiuk.com HEATER DETAILS Model Number _____________________________________________ Serial Number _____________________________________________ Date of Purchase _____________________________________________ v9. 13/08/15RUK...

This manual is also suitable for:

Reu-1110ffu(f)-eReu-1412ffu-eReu-1412ffu(f)-e

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