EasyManua.ls Logo

Rinnai Infinity 32e User Manual

Rinnai Infinity 32e
62 pages
To Next Page IconTo Next Page
To Next Page IconTo Next Page
Page #1 background imageLoading...
Page #1 background image
INFINITY 32e and HD70e
Infinity High Capacity Continuous Flow Gas Hot Water System
SERVICE MANUAL
Question and Answer IconNeed help?

Do you have a question about the Rinnai Infinity 32e and is the answer not in the manual?

Rinnai Infinity 32e Specifications

General IconGeneral
BrandRinnai
ModelInfinity 32e
CategoryWater Heater
LanguageEnglish

Summary

Glossary of Terms and Symbols

Introduction

Specifications

Dimensions

Installation

External Wall Installation

Details installation procedures for external wall mounting of the appliance.

Remote Controls

Standard Controller (Model MC-91)

Information and features of the standard MC-91 remote controller.

Deluxe Kitchen Remote Control (MC-70) and (BC-70A)

Details on deluxe remote controls for kitchen and bathroom use.

Positioning of Controllers

Guidelines for optimal and safe placement of remote controllers.

Connecting Remote Control Cables

Instructions for wiring remote control cables to the appliance.

MC-91A Controller Programming

Steps for programming the MC-91A controller for temperature settings.

Cutaway Diagram

Operational Flow Chart

Operation Principles

Ignition

Describes the ignition sequence for the hot water unit.

Water Temperature / Flow Control / Volume Control

Explains how temperature, flow, and volume are managed by the unit.

Shut Down

Details the process when the unit is turned off or stops operation.

Main Components

Printer Circuit Board

Role of the PCB in controlling unit functions and safety devices.

Gas Flow Control

How gas flow is regulated for consistent temperature output.

Water Flow Control

System for detecting and managing water flow rates.

Air Supply Control

Management of air supply for combustion based on various factors.

Combustion System

Components and arrangement of the combustion chamber.

Time Charts

Normal Combustion

Sequence and timing during normal operational combustion.

Miss-Ignition / Flame Failure

Timing and indicators for ignition failures and flame loss.

Abnormal Pre-Purge (Air Supply/Exhaust Blockage)

Timing and error codes for pre-purge issues.

Wiring Diagram

Dip Switch Settings

Gas Type

Settings for selecting between natural gas and LPG.

Combustion

Adjusting combustion modes for forced low or high output.

Computer Programming

Information on computer programming settings via dip switches.

Fixed Temperatures

Dip switch configurations for specific temperature settings.

Fault Finding

Component Circuit Value Table

Component and Circuit Checks

Combustion Fan Circuit

Procedures for checking the combustion fan motor and sensor.

Sparker Circuit

Tests for the sparker unit and ignition plug.

Main Solenoid Valve (SV0) Circuit

Checks for the main solenoid valve's resistance and voltage.

Solenoid Valve 1 (SV₁) Circuit

Tests for Solenoid Valve 1 resistance and voltage.

Solenoid Valve 2 (SV2) Circuit

Checks for Solenoid Valve 2 resistance and voltage.

Valve Circuit

Tests for Solenoid Valve 3 and Modulating Valve.

Flame Rod Circuit

Procedures for testing the flame rod and its circuit.

Earth Lead

Verifying the integrity of the earth lead connection.

Thermal Fuse Circuit

Testing the thermal fuse for continuity.

Overheat Switch Circuit

Measuring resistance across the overheat switch.

Water Flow Sensor

Checking voltage readings for the water flow sensor.

Water Flow Servo Circuit

Testing resistance and voltage for the water flow servo.

Heat Exchanger Outlet Thermistor Circuit

Checking resistance for the heat exchanger outlet thermistor.

Hot Water Outlet Thermistor Circuit

Measuring resistance of the hot water outlet thermistor.

Electrical Fuse

Instructions for checking and replacing the electrical fuse.

Surge Protector

Measuring voltage at the surge protector terminals.

Transformer

Testing transformer output voltages for various circuits.

Bypass Servo Circuit

Checking resistance and voltage for the bypass servo.

Remote Control

Verifying voltage on the remote control cable.

Anti-frost Heater Circuit

Measuring resistance for anti-frost heater components.

Frost Sensing Switch

Checking continuity of the frost sensing switch.

Maintenance Monitor / Error History

To display Maintenance Information

Steps to access maintenance data and unit history.

Error History

Procedure to view the last ten recorded faults.

Gas Pressure Setting Procedure

Gas Conversion Procedure

Dismantling for Service

Removal of the Front Panel

Instructions for removing the appliance's front panel.

Removal of the PCB Unit

Steps for safely removing the printed circuit board.

Removal of the Water Flow Sensor, Servo and Bypass Servo

Procedure to remove water flow control components.

Removal of the Sparkers

Steps for removing the spark ignition components.

Removal of the Combustion Fan

Instructions for removing the combustion fan assembly.

Removal of the Hot Water Outlet & Heat Exchanger Outlet Thermistors

Procedure to remove temperature sensing thermistors.

Removal of the Transformers (230V / 110V)

Steps for removing the appliance's transformers.

Removal of the Gas Inlet, Solenoids and Flame Rod

Procedure to remove gas inlet, solenoid valves, and flame rod.

Removal of the Gas Control

Steps for removing the gas control assembly.

Removal of the Heat Exchanger

Procedure for removing the main heat exchanger unit.

Removal of the Thermal Fuse and OHS

Steps for removing thermal fuse and overheat switch.

Exploded Diagram

Parts List

Related product manuals