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Rinnai INFINITY A26 User Manual

Rinnai INFINITY A26
20 pages
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INFINITY EF26 and A-Series continuous flow water heaters
Installation guide
Suitable for the following Rinnai INFINITY models:
A16 (REU-A1620WG-ZK)
A20 (REU-A2024WG-ZK)
A24 (REU-A2426WG-ZK)
A26 (REU-A2626WG-ZK)
EF26 (REU-E2626W-ZK)
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Rinnai INFINITY A26 Specifications

General IconGeneral
TypeTankless
Gas TypeNatural Gas or LPG
CategoryWater Heater
Fuel TypeGas
Energy Factor0.82
Heat ExchangerCopper
Ignition SystemElectronic
Temperature ControlDigital
Model NumberA26
Maximum Flow Rate26 Litres per Minute
Temperature Range37°C to 60°C
Power Supply230V / 50Hz
Capacity26 Litres per Minute

Summary

Important Installation Information

Product Specification Overview

Scope of Use

Describes intended residential applications and limitations for use.

Specification Summary

Details technical specifications for Rinnai INFINITY models A16, A20, A24, A26, and EF26.

Connections and Fittings Guide

A-Series Connections

Diagrams and specifications for A-Series model connections.

EF26 Connections

Diagrams and specifications for EF26 model connections.

Service Connection Points

Key installation points for cold water inlet and isolation valves.

Appliance Dimensions

Appliance Location Requirements

Horizontal Obstructions

Guidelines for maintaining minimum clearances around the flue terminal.

General Installation Information

Securing the Rinnai INFINITY

Instructions for mounting the water heater securely to the wall structure.

Pipe Sizing Guidance

Guidance on correct gas and water pipe sizing for optimal performance.

Water Supply Considerations

Information on water pressure, quality, and necessary filters.

Frost Protection Feature

Explanation of the automatic frost protection feature and its thermistor.

Water Delivery Temperature

Temperature Control Requirements

Rules for temperature limits, especially for hygiene purposes, and TLDs.

Water Controller Installation

Controller General Information

Compatibility, servicing, and usage notes for water controllers.

Master and Sub-Controller Roles

Defining master/sub-controllers and controller configurations.

Controller Location Guidelines

Best practices for installing water controllers to avoid damage.

EF26 Condensate Neutraliser and Drain

Condensate Drain Pipe Requirements

Details on neutraliser drain pipe installation and discharge points.

Interconnection of Condensate Drain Lines

Common Stack Discharge

Requirements for discharging condensate into a common stack in multi-storey buildings.

Tundish Drain Lines

Specifications for drain lines discharging into a tundish.

Areas Subject to Freezing

Protection measures for condensate pipes in freezing conditions.

Appliance Commissioning

Commissioning Steps

A detailed, step-by-step guide for commissioning the water heater.

Sideways Flue Diverter Dip Switch Changes

PCB Interface and Dip Switch Settings

PCB Interface Operation

Guide to navigating the PCB menu and adjusting settings.

EF26 Error Code 92 Explanation

Details and cancellation procedure for EF26 error code 92.

A-Series Controller Communication Cables

Connecting One or Two Cables

Steps for terminating and connecting one or two communication cables.

Connecting Three or Four Cables

Steps for terminating and connecting three or four communication cables.

EF26 Controller Communication Cables

Connecting to the Mini-Plug

Procedure for connecting controller cables to the PCB mini-plug.

Connecting Cables to the PCB

Detailed steps for connecting controller cables to the appliance's PCB.

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