Rinnai HJ Cooper User Manual

Mains pressure indoor
stainless steel cylinders
Owner and installer guide
Models: HJ Cooper mains pressure premium duplex stainless steel cylinders
(‘MS’ electric prewired series)
Hello installer
Please leave this guide with the home owner
as it contains important safety and warranty
information.

Rinnai HJ Cooper Specifications

General

Brand	Rinnai
Model	HJ Cooper
Ignition Type	Electronic
Fuel Type	Natural Gas
Venting	Direct Vent
Warranty	12 years heat exchanger, 5 years parts

Summary

About your cylinder

Safety messages

Important safety warnings and precautions for operating the cylinder.

Safety devices

Description of built-in safety features like TPR valve and thermostat.

Maintenance and servicing

Troubleshooting

Lack of hot water or no hot water

Common causes and solutions for no hot water supply.

Water too hot

Causes and solutions for excessively hot water.

High electricity bills

Installation

Specification summary

Operating pressures

Pressure limiting (reducing) valve

TPR valve

Requirements for fitting and draining the TPR valve.

Plumbing setup

Base requirements

Drip tray/catch pan - MUST be fitted

Mandatory fitting of a drip tray/catch pan to prevent consequential loss.

Electrical supply and connections

Commissioning

20 Year Limited Warranty

Single residential application warranty

Warranty terms for residential installations.

Commercial application warranty

Warranty terms for commercial installations.

General warranty terms

Warranty terms and conditions

Detailed conditions and terms of the product warranty.

Warranty exclusions