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Rinnai REU-V1616WF User Manual

Rinnai REU-V1616WF
55 pages
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REU-V1616WF
INFINITY 16 FE Internal
Rinnai High Capacity Continuous Flow Gas Hot Water System
SERVICE MANUAL
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Rinnai REU-V1616WF Specifications

General IconGeneral
BrandRinnai
ModelREU-V1616WF
CategoryWater Heater
LanguageEnglish

Summary

SERVICE MANUAL

Safety and Disclaimer Information

General Warnings and Precautions

General Warnings and Precautions

Glossary of Terms and Symbols

Introduction to the Rinnai V-Series

Key Features of the Infinity 16

Outlines the main advantages and operational characteristics of the hot water system.

Technical Specifications

Component Details and Specifications

Sensors and Safety Devices

Details the various sensors and safety mechanisms integrated into the unit.

Combustion Specifications

Provides data related to the gas combustion process and requirements.

Water Flow and Pressure Performance

Water Flow Calculations

Explains how to calculate water flow rates using a given formula and parameters.

Water Pressure Characteristics

Water Pressure vs. Volume Graph

Illustrates the relationship between water pressure and flow volume.

Unit Dimensions and Connections

Installation Requirements

Ventilation Guidelines

Specifies the necessary ventilation for safe and efficient appliance operation.

Flueing System Requirements

Details the approved flueing systems and installation rules.

Flueing Installation Options

Direct Flueing Methods

Describes direct flueing configurations with wall terminals.

Vertical Flueing

Outlines vertical flueing options with roof terminals.

Important Installation Notes

Highlights crucial points for correct and safe flue system installation.

Extended Flueing and Condensate Management

Extended Direct Flueing Methods

Details methods for extending direct flueing configurations.

Condensate Drain System

Explains the function and drainage requirements for condensate.

Remote Control System

Standard Controller Features

Describes the standard remote controller model and its capabilities.

Controller Installation Guidelines

Provides instructions on where and how to position the remote controllers.

Remote Controller Wiring

Details the connection and cabling requirements for remote controllers.

Controller Installation Configurations

Connecting Remote Control Cables

Step-by-step guide for connecting remote control cables to the appliance.

Connecting Multiple Controllers

Connecting Three Controllers

Instructions for wiring up to three remote controllers.

Cutaway Diagram of Components

Operational Flow Charts

Normal Combustion Sequence

Illustrates the step-by-step process of normal combustion operation.

Ignition Failure Scenarios

Depicts flow charts for mis-ignition and flame failure events.

Principles of Operation

Hot Water Operation Sequence

Explains the ignition and heating process of the hot water system.

Temperature and Flow Control

Details how the system manages water temperature and flow rates.

System Shutdown Procedure

Describes the steps taken when the hot water tap is turned off.

Major Component Descriptions

Printed Circuit Board (PCB) Function

Explains the role of the PCB in controlling appliance functions.

Gas Flow Control Mechanism

Details how gas flow is regulated for consistent water temperature.

Water Flow Control System

Describes how water flow is detected and managed by the unit.

Air Supply and Combustion

Explains the air supply control and the combustion chamber components.

Anti-Frost Protection System

Anti-Frost Fitting Method

Provides step-by-step instructions for installing the anti-frost kit.

Timing Charts for Operation

Normal Combustion Timing

Shows timing diagrams for normal combustion cycles.

Fault Timing Scenarios

Illustrates timing for ignition errors and airflow issues.

Wiring Diagram and Connections

Dip Switch Configuration

Dip Switch Functionality

Explains the purpose of various dip switch settings on the appliance.

Gas Type and Pressure Settings

Details dip switch configurations for gas type and pressure.

Temperature Control Settings

Describes dip switch settings for temperature control with/without controllers.

Fault Finding Procedures

Fault Finding Overview

Guides users on how to diagnose and rectify appliance faults using various resources.

Fault Finding Table

Component Electrical Value Table

Component and Circuit Checks

Combustion Fan Circuit Analysis

Procedures for checking the combustion fan motor and its sensor.

Sparker Circuit Diagnostics

Steps for checking the sparker unit and ignition plug.

Solenoid Valve Circuit Checks

Main Solenoid Valve (SV) Checks

Procedures for testing the main solenoid valve circuit.

Solenoid Valve 1 (SV1) Checks

Steps for diagnosing the Solenoid Valve 1 circuit.

Solenoid Valve 2 (SV2) Checks

Procedures for testing the Solenoid Valve 2 circuit.

Valve and Flame Rod Circuit Checks

Modulating Valve Circuit Testing

Steps for checking the modulating valve and its voltage.

Flame Rod Circuit Diagnosis

Procedures for checking the flame rod for proper function and resistance.

Electrical Lead and Sensor Checks

Earth Lead Integrity Check

Instructions for verifying the earth lead connection and integrity.

Thermal Fuse and Overheat Switch Checks

Procedures for testing the thermal fuse and overheat switch circuits.

Water Flow Sensor Testing

Steps for checking the water flow sensor voltage and resistance.

Water Flow Servo and Thermistor Checks

Water Flow Servo Circuit Testing

Procedures for checking the water flow servo circuit voltages.

Hot Water Outlet Thermistor Circuit

Steps for checking the hot water outlet thermistor resistance.

Ancillary Component Checks

Surge Protector and Fuse Testing

Procedures for checking the surge protector and electrical fuse.

Transformer and Remote Control Checks

Steps for testing the transformer and remote control system.

Maintenance Monitor and Error History

Displaying Maintenance Data

Instructions on how to access and view maintenance information and codes.

Accessing Error History

Steps to display the stored error codes and fault sequences.

Gas Pressure and Conversion

Gas Pressure Setting Procedure

Detailed steps for setting gas pressure for different combustion modes.

Gas Conversion Steps

Instructions for converting the appliance between gas types.

Dismantling for Service and Repair

Component Removal Procedures

Lists component removal procedures with corresponding page numbers for detailed instructions.

Component Removal - Front and PCB

Front Panel Removal

Step-by-step guide to remove the front panel of the appliance.

PCB Unit Removal

Instructions for safely disconnecting and removing the Printed Circuit Board.

EMC Sub Board Removal

Steps for removing the EMC sub board.

Component Removal - Transformer and Igniter

Transformer Removal

Procedures for removing the appliance's transformer.

Igniter Removal

Steps for removing the igniter component.

Manifold and Burner Unit Removal

Guide for removing the manifold and burner assembly.

Component Removal - Gas Control

Gas Control System Removal

Detailed steps for removing the gas control unit and its associated parts.

Component Removal - Flame Rod and Thermistor

Flame Rod and Ignition Plug Removal

Procedures for removing the flame rod and ignition plug.

Outgoing Heater Thermistor Removal

Steps for removing the outgoing heater thermistor.

Component Removal - Water Flow Servo and Fan Motor

Water Flow Servo Removal

Instructions for removing the water flow servo and its sensor.

Fan Motor Removal

Steps for removing the combustion fan motor.

Component Removal - Heat Exchanger

Heat Exchanger Removal Procedure

Detailed steps for removing the heat exchanger assembly.

Component Removal - Thermal Fuse

Thermal Fuse Replacement

Instructions for removing and replacing the thermal fuse.

Exploded Diagram of Components

Parts List and Identification

Service Contact Information

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