Rinnai Reu-VRM1120WD-E Service Manual

Rinnai Reu-VRM1120WD-E Service Manual

Continuous flow
Hide thumbs Also See for Reu-VRM1120WD-E:

Advertisement

Service
Manual
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.

Advertisement

Table of Contents
loading

Summary of Contents for Rinnai Reu-VRM1120WD-E

  • Page 1 Service Manual 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 3 June 2010—Issue 1 This manual is intended for use by Gas Safe Regisetred Engineers...
  • Page 4: Table Of Contents

    CONTENTS Glossary of terms and Symbols…………..………..…….…………………………..….5 Introduction …………………….………...……...………………….……………6 Specification ……………….…………..….…..………………….………………7 Water Flow Rates and Pressures …………..…..……………………………...… 9 Dimensions …………………………………...…...……………………………10 Remote Controls……………………………….………………...……………..11 Cutaway Diagram……………………………….……………………………..14 Operational Flow Chart……………………….……………………………….….16 Main Components……………………………….…….…………………………..17 Wiring Diagram………………………………………..………………………..19 10. Dip Switch Setting……………………………………..……………………...…..20 11. Error Codes……………………………………………………………………..….21 12. Diagnostic Points………………………...…..…………………………..….…..…22 13.
  • Page 5: Glossary Of Terms And Symbols

    Glossary of Terms and Symbols...
  • Page 6: Introduction

    Introduction...
  • Page 7: Specification

    Specification...
  • Page 8 Specification...
  • Page 9: Water Flow Rates And Pressures

    Water Flow Rates and Pressures...
  • Page 10: Dimensions

    Dimensions...
  • Page 11: Remote Controls

    Remote Controls...
  • Page 12: Temperature Controls - Operating

    TEMPERATURE CONTROLS - OPERATING 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.
  • Page 13 TEMPERATURE CONTROLS - INFORMATION Do not push the ON/OFF button on the Temperature priority cannot be switched Master controller after transferring priority to another controller when the water is of temperature selection to a Secondary flowing through the water heater. controller as the system will shut down.
  • Page 14: Cutaway Diagram

    Cutaway Diagram...
  • Page 15 Cutaway Diagram...
  • Page 16: Operational Flow Chart

    Operational Flow Chart...
  • Page 17: Main Components

    Main Components...
  • Page 18 Main Components...
  • Page 19: Wiring Diagram

    Wiring Diagrams...
  • Page 20: Dip Switch Setting

    Dip Switch Settings...
  • Page 21: Error Codes

    Error Codes...
  • Page 22: Diagnostic Points

    Diagnostic Points...
  • Page 23: Gas Pressure Setting

    Gas Pressure Setting...
  • Page 24 Gas Pressure Settings...
  • Page 25: Servicing

    Servicing Burner...
  • Page 26 Servicing ANNUAL SERVICE See Page 25 Isolate gas supply and electric supply Remove Front Panel by means of 4 corner screws Remove all screws around outer edge of manifold (11) and remove Inspect and clean injectors on inside of manifold (B). If heavily contami- nated remove front cover plate (A) and clean from inside out DO NOT RE-DRILL or ENLARGE ORIFICE Remove Ignition lead and Ionisation lead...
  • Page 27 Servicing Isolate water connections below heater Remove Filter (14) Inspect and clean as required Replace and re-instate water supply Remove gas valve (15) test nipple (K) and connect manometer Re instate Gas supply & Electric Supply Open water outlet and get maximum water flow possible Check burner pressure as per page 23 1.68 1.68...
  • Page 28: Spares List

    Spares...
  • Page 29 Spares...
  • Page 30 Spares...
  • Page 31 Spares...
  • Page 32 Spares...
  • Page 33 Spares...
  • Page 34 Spares...
  • Page 35: Warranty

    U K Warranty...
  • Page 36: Contact

    U K Contact Ver 1 19/10/21 RUK Tech Dept Ian Jenkins...

Table of Contents