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Rinnai HOTFLO User Manual

Rinnai HOTFLO
22 pages
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This appliance shall be installed in accordance with:
x Manufacturers Installation Instructions
x Municipal Building Codes
x AS/NZS 3000 Wiring Rules
x AS/NZS 3500.4 Plumbing and Drainage
x Any other local relevant Statutory Regulation
Installation and Service must be performed by an authorised person.
THIS APPLIANCE IS NOT SUITABLE FOR USE AS A POOL OR SPA HEATER.
Mains Pressure Vitreous Enamel
Electric Storage Water Heater
®
‘HOTFLO’ Operation / Installation Manual
Distributed and serviced in Australia under a Quality
System certified as complying with ISO 9001 by
SAI Global

Table of Contents

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Rinnai HOTFLO Specifications

General IconGeneral
Temperature ControlElectronic
MountingWall-mounted
TypeTankless
InstallationIndoor
Warranty5 years on parts
Energy SourceNatural gas
Flow Rate26.6 L/min
Temperature Range37°C - 60°C

Summary

Regulatory Information

Notice to Victorian Consumers

Specific consumer advice for installations in Victoria, detailing licensing requirements for plumbers.

Warnings

Customer Information

Plumbing and Electrical Connections

Guidelines for connecting the water heater to plumbing and electrical systems, ensuring compliance and safety.

Commissioning and Specifications

Procedures for initial setup and technical data including dimensions and model details.

Warranty and Contact Information

Details on product warranty terms, conditions, and how to reach Rinnai for support.

Safety

Hydrogen Gas & Water Temperature Safety

Explains gas risks and safe water temperature management for user protection.

Scalding Hazards Warning

Highlights the severe risk of scalds from hot water, especially for vulnerable individuals.

Important Information

Important Information

Safety Devices, Anode, and Water Quality

Covers essential safety components, anode maintenance, and water quality considerations.

System Operation

Instructions for turning the water heating system on and off, and how the heater functions.

Important Information

Regular Care and Valve Checks

Routine maintenance for overflow tray, P&TR valve, and expansion control valve (ECV).

Servicing and Repair

Troubleshooting Common Issues

Guides for diagnosing problems like lack of hot water or high electricity bills to save service calls.

Servicing and Repair

Valve Discharge and Service Recommendations

Addresses excessive valve discharge and outlines periodic professional servicing requirements.

General Installation

Installation Diagrams and Examples

Visual guides for plumbing setups, including typical installations and examples with/without TLD.

General Installation

Plumbing System Diagrams

Diagrams illustrating plumbing configurations with flow/return pipes and temperature limiting devices.

General Installation

Water Heater Location and Mounting

Guidelines for optimal placement, accessibility, and mounting of the water heater.

General Installation

Water Quality and Temperatures

Details water quality requirements, storage/delivery temperatures, and pipe insulation.

Low Pressure Supply and Piping

Specifics for low-pressure connections and water pipe installation practices.

General Installation

Electrical Supply and Connections

Requirements for safe electrical hookup, including power sources and connections.

Valves, Fittings, and Plumbing

Details supplied/required valves, fittings, and specific connection instructions like P&TR valve.

General Installation

ECV, Drain Lines, and Electrical Connections

Guidance on ECV installation, drain lines, and detailed electrical connection procedures.

Thermostat Setting

Instructions for adjusting the thermostat to the desired water temperature setting.

Commissioning

Filling, Operating, and Draining

Step-by-step instructions for initial setup, normal operation, and draining the water heater.

Specifications

Dimensional Drawing

A diagram illustrating the physical dimensions and key connection points of the water heater.

Specifications

Model Specifications Table

A detailed table listing specifications such as rated capacity, heating elements, and pressure ratings for each model.

Warranty

Warranty Terms and Definitions

Outlines warranty periods for parts/labour and clarifies domestic vs. commercial use definitions.

Warranty

Warranty Conditions and Exclusions

Lists essential conditions for warranty validity and specific exclusions that may void coverage.

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