Rinnai REU-VR2632WD-E Installation And User Manual
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Rinnai REU-VR2632WD-E Installation And User Manual

Continuous flow water heater
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Installation and User Manual
REU-VR2632WD-E - Infinity 26e
REU-VR2632WDHD-E - HD50e
REU-VRM3237W-E - Infinity 32e
REU-VRM3237WHD-E - HD70e
Read these instructions carefully before attempting installation or use of this appliance.
Continuous Flow Water Heater
All work must be carried out by competent persons.
REU-VR2632FFUD-E - Infinity 26i
REU-VR2632FFUDHD-E - HD50i
REU-VRM3237FFU-E - Infinity.32i
REU-VRM3237FFUHD-E - HD70i
Important.

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Summary of Contents for Rinnai REU-VR2632WD-E

  • Page 1 Installation and User Manual REU-VR2632WD-E - Infinity 26e REU-VR2632FFUD-E - Infinity 26i REU-VR2632WDHD-E - HD50e REU-VR2632FFUDHD-E - HD50i REU-VRM3237W-E - Infinity 32e REU-VRM3237FFU-E - Infinity.32i REU-VRM3237WHD-E - HD70e REU-VRM3237FFUHD-E - HD70i Continuous Flow Water Heater Important. Read these instructions carefully before attempting installation or use of this appliance.
  • Page 2 Last revision: 00/00/2010 Quality System Standard ISO 9001 - 2000 The Design, Development, and Manufacture of Gas Water Heating Appliances done under Rinnai’s Quality Management System is certified under the Quality Management System Standard ISO 9001. Registration Number JQ0003D Registered since: February 1994...

  • Page 3: Table Of Contents

    USER INSTRUCTIONS........................4 FEATURES AND BENEFITS…………………………………………..……………..………….5 IMPORTANT INFORMATION…………………………………………………...……..………..6 OPERATION WITHOUT REMOTES…………………………………………………….……8 STATUS MONITOR......................8 TEMPERATURE CONTROLS…………………………………………………….…………..…9 ERROR MESSAGES…………………………………………………….……………………14 RESTARTING THE RINNAI WATER HEATER…………………………………………….15 UK CARING AND MAINTENANCE…...………………………………………………………16 INST ALLAT ION INSTRUCTIONS………………………………….……………………..…………17 UK INSTALLATION INSTRUCTIONS………………………………………………………….18 UNPACKING RINNAI WATER HEATER……………..…………………………..…………...19 OPERATION ....…………………………………..……...……………………..………...19 MAIN COMPONENTS…………………………………………………………..……………..22 INSTALLATION INSTRUCTIONS…………………………………………………….………...23...

  • 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

    IGNITION IS ELECTRONIC, so there is no pilot light. When the hot water tap is off, no gas is used. • The Rinnai Infinity 32 litres models water heaters have a built in Status Monitor on the front of the unit to display error codes and run condition. •...

  • Page 6: Important Information

    • Consider reducing the tempera- ture of the water supplied to the Do consider setting your Rinnai Water hot tap to 50°C. Heater at a maximum temperature of 50°C. This approach can be extremely Do install a child proof tap cover OR,...
  • Page 7 IMPORTANT INFORMATION Always check water temperature before use. Hot water may go cold without warning at very low water flows (less than 3 l/min). OFF! Refer to warning about hot water on page 6 for important safety information. The delivered water temperature is controlled If freezing temperatures are expected, turn off automatically.

  • Page 8: Operation Without Remotes

    OPERATION WITHOUT REMOTES Rinnai Infinity products have no pilot light and operate automatically as soon as water flow is sensed. The burner ignites with electronic ignition and the flame extinguishes as soon as water flowing through the appliance stops. Turn On by opening the hot water tap...

  • Page 9: Temperature Controls

    Controllers. Each Temperature Controller can be individually programmed. Up to four universal can be fitted with Rinnai water heaters. Universal Controllers allow temperature selection only and one comes as standard with the water heater. Deluxe Temperature Controllers are available as an optional extra.
  • Page 10 TEMPERATURE CONTROLS Remote temperature controllers provide control over the water temperature. Rinnai water heaters can be operated with 1, 2, 3, 4 or no temperature controllers. Each time a button is pressed, a BEEP will sound. The BEEP sound can be muted by depressing the Temperature Controller Up and Down buttons simultaneously for more than 3 seconds.
  • Page 11 COLD COLD The Digital Monitor will go out. If hot water taps are opened when the Rinnai Infinity is off, cold water will flow from the taps. If the system is to be left off over the winter be sure to drain it down if there is a possibility of freezing temperatures.
  • Page 12 TEMPERATURE CONTROLS Using 2 or more universal Temperature Controllers. Switching the system ON. The hot water system and all controllers can be switched ON and OFF from any controller by pressing the ON/OFF button as shown. When the system is turned ON the water temperature display will be lit. During normal operation the system is left ON.
  • Page 13 TEMPERATURE CONTROLS Do not push the ON/OFF button on the Master Temperature priority cannot be switched to controller after transferring priority another controller when the water is flowing temperature selection to a Secondary controller through the water heater. as the system will shut down. Controller 1 Controller 2 in use...

  • Page 14: Error Messages

    ERROR MESSAGES Rinnai water heaters have the ability to check their own operation continuously. If a fault occurs, an error code will flash on the digital display (and on the Status Monitor) if you have temperature controllers installed. This assists with diagnosing the fault, and may enable you to overcome a problem without a service call.

  • Page 15: Restarting The Rinnai Water Heater

    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...

  • Page 16: Caring And Maintenance

    This is to ensure continued safety of the gas appliance. If you need a recommended service engineer contact Rinnai or your supplier. For more detailed instructions on maintenance contact Rinnai or your supplier.

  • Page 17: 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 ap- pliance. If you are unsure of any point contact Rinnai or your supplier.

  • Page 18: Installation Instructions

    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 defect parts only use genuine Rinnai components for replacement.

  • Page 19: Unpacking Rinnai Water Heater

    Infinity 26e, 32e & 32i litres range of water heaters. Infinity 26i model has a built- in remote control on front of the appliance. Remote controllers are not supplied with the Rinnai HD range of heaters because they commercial units. you require...
  • Page 20 OPERATION Infinity 26e - HD50e Infinity 26i - HD50i...
  • Page 21 OPERATION Infinity 32e - HD70e AC 230V Infinity 32i - HD70i AC 230V...

  • Page 22: Main Components

    MAIN COMPONENTS 1. Gas Control Unit 1.1 Modulating Valve This device is used by the PCB to adjust the volume of gas to the burner in proportion to the volumetric flow rate of water in order to maintain a supply of constant temperature hot water amid changes in water flow rates and incoming temperatures.

  • Page 23: Installation Instructions

    Rinnai can not be held responsible for any consequential water damage so it may be necessary to fit a drain pan under the unit.
  • Page 24 See the pressure chart on page 48. 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 25: Installation Instructions

    UK 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 a tundish.

  • Page 26: 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 UK. FLUE REQUIREMENTS The flue must be installed by a competent, authorised person. It is the installer’s responsibility to ensure that the unit has been installed to all current local requirements.
  • Page 27 Switch (see page 36). Common Header (Cascade) Flues: do not connect this appliance into any common header flue, cas- cade system, or natural draught chimney. For information on these installations contact Rinnai. Condensate disposal internal models It is important that any condensate is kept away from the heat exchanger. The flue should tip away from the unit without a condensate trap, and towards the unit if there is a trap.
  • Page 28 FLUE REQUIREMENTS For the Infinity internal range the flue system is considered part of the continuous flow water heater. The following flue type and make is approved in combination with above mentioned water heaters. Separate instructions are provided with the flue detailing the installation of the flue parts. Ubbink flue system for Infinity 32i / HD70i: 952-032-001 Infinity 32i / HD70i standard horizontal kit...

  • Page 29: Flue Requirements

    UK FLUE REQUIREMENTS The Rinnai Infinity internal range are for internal installation in conjunction with the Rinnai flue system. The flue must be installed in accordance with: -Manufacturers Installation Instructions; -British Standards including BS5440; -Gas Safety (Installation and Use) Regulations;...

  • Page 30: Temperature Controls

    TEMPERATURE CONTROLS General Information Commercial installations do not generally have controllers installed. These installations usually have one permanent set temperature that is constant at all times. The public should not have access to alter the temperature in these situations. These installations do not require controllers as the temperature can be set by a series of dip switches on the PCB.
  • Page 31 TEMPERATURE CONTROLS Universal temperature controller - MC-91 1. Determine the most suitable position for the temperature controller. 2. Drill 3 holes in the wall (Fig.1), one for the cable and two for the securing screws. Fit wall plugs if needed and ensure controller is level. 3.

  • Page 32: Ez Connect

    EZ CONNECT ONLY FOR 3237 MODELS EZ Connect Installation The EZ Connect allows the installation of two Infinity water heaters to be controlled by one remote controller without PAM valves or a MECS. This will allow temperature control through use of a single remote, while error messages will be displayed on the status monitor.

  • Page 33: 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 34: Gas Pressure Setting

    Contact Rinnai before attempting to alter the gas pressure if you are unsure of what to do. Incorrect adjustment can void the warranty.
  • Page 35 GAS PRESSURE SETTING 10. Set the Rinnai Infinity to 'Forced Low' combustion by setting No.7 dip switch of SW1 to 'ON'. (Fig. 3) 11. Check the burner test point operating pressure. Fig. 3 12. Remove rubber access plug and adjust the regulator screw on the modulating valve (Fig.

  • Page 36: Dip Switch Setting

    DIP SWITCH SETTING Dip Switches Explained Dip Switch Positions Explained OFF ON SW1 LEGEND: Model Choice Black Section indicates position of dip switch: Temperature Temperature OFF ON OFF ON Temperature Temperature Warm Water Switch WARM WATER SWITCH Forced Combustion If activated reduces the min flowrate to light Forced Combustion OFF ON SW1 Infinity when inlet water temperature is close to...
  • Page 37 DIP SWITCH SETTING Infinity 26e - 26i - 32e - 32i - HD50e - HD50i - HD70e - HD70i Temperatures - with or without remotes connected OFF ON SW1 OFF ON SW1 OFF ON SW1 40°C 42°C 50°C OFF ON SW1 OFF ON SW1 OFF ON SW1 55°C...

  • Page 38: Dimensions

    DIMENSIONS 32e - HD70e...
  • Page 39 DIMENSIONS 32i - HD70i...
  • Page 40 DIMENSIONS 26e - HD50e...
  • Page 41 DIMENSIONS 26i - HD50i...

  • Page 42: Technical Details

    TECHNICAL DETAILS Infinity Model 26e - HD50e 26i - HD50i Units Installation External Internal G20 Nat Gas Press Low 1.29 1.75 mbar G20 Nat Gas Press High 6.81 9.35 mbar G30 Butane Press Low 2.21 2.36 mbar G30 Butane Press High 11.2 11.1 mbar...
  • Page 43 TECHNICAL DETAILS Infinity Model 32e - HD70e 32i - HD70i Units Installation External Internal G20 Nat Gas Press Low 1.83 1.86 mbar G20 Nat Gas Press High 7.95 7.95 mbar G30 Butane Press Low 1.92 1.82 mbar G30 Butane Press High 8.00 8.30 mbar...

  • Page 44: Flow Chart

    FLOW CHART Infinity 26e - 26i - 32e - 32i - HD50e - HD50i - HD70e - HD70i...

  • Page 45: Wiring Diagram

    WIRING DIAGRAM Infinity 32e - 32i - HD70e - HD70i...
  • Page 46 WIRING DIAGRAM Infinity 26e - 26i - HD50e - HD50i...

  • Page 47: Diagnostic Points

    DIAGNOSTIC POINTS...

  • Page 48: Water Flow Characteristics

    WATER FLOW CHARACTERISTICS Infinity 26e - 26i - 32e - 32i - HD50e - HD50i - HD70e - HD70i...

  • Page 49: Ce Certificate

    CE CERTIFICATE...
  • Page 50 CE CERTIFICATE CE CERTIFICATE...
  • Page 51 CE CERTIFICATE...
  • Page 52 CE CERTIFICATE...

  • Page 53: Commissioning Checklist

    COMMISSIONING CHECK LIST...

  • Page 54: Warranty

    UK WARRANTY As the purchaser of this high quality Rinnai Water Heater you are provided with the following conditional warranty. Heat Exchanger All Other Parts Parts Labour Parts Labour 3 Years 1 Year 3 Years 1 Year Standard Use Infinity 26e / 32e / HD50e / HD70e...
  • Page 55 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 56: 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 _____________________________________________...
  • Page 57 U287-3089(00) v4. 13/01/2011...

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