Dux Manuals & User Guides
Dux is an iconic Australian brand established in 1915, specializing in high-quality hot water systems including electric, gas, solar, and heat pump water heaters.
About Dux manuals on Manuals.plus
Dux is an iconic Australian brand established in 1915, specializing in high-quality hot water systems including electric, gas, solar, and heat pump water heaters.
Since 1915, Dux has been a leading force in the Australian hot water industry, renowned for continuous research and development that has led to significant breakthroughs in the efficiency, reliability, and longevity of hot water systems. Committed to producing high-quality products for Australian and New Zealand homes, the Dux range includes electric storage, gas storage, continuous flow, solar, and heat pump water heaters.
Today, Dux is proudly owned by Noritz, a leading international manufacturer of residential and commercial water heaters. Dealing with local water conditions and energy requirements, Dux continues to innovate from its state-of-the-art facility in regional NSW. The brand emphasizes sustainability through its Ecosmart range, designed to lower household energy use and greenhouse gas emissions.
Dux manuals
Latest manuals from manuals+ curated for this brand.
dux H3165-D Ecosmart Solar Water Heater Owner’s Manual
dux 315L Electric Hot Water Heater User Guide
dux 25S124P Proflo 25L Electric Storage Water Heater Owner’s Manual
dux 135ZB4N Prodigy Storage 4 Star Gas Hot Water Heaters Owner’s Manual
dux 200DHA20 Ecosmart Heat Pump Water Heater Owner’s Manual
dux N50S136 Electric Storage Hot Water System Owner’s Manual
DUX DUCIS Keyboard Instructions
dux 50C336 Storage Water Heater Owner’s Manual
dux 200DHA20 Heat Pump Water Heater Owner’s Manual
Dux Ecosmart Heat Pump Water Heater Installation and Owner's Manual
Dux Ecosmart Pro-Series Heat Pump Water Heater: Installation and Owner's Manual
Dux Ecosmart Solar Water Heater Owner's Manual: Installation, Operation, and Maintenance
Dux Water Heaters Product Guide: Electric, Gas, Heat Pump, Solar Solutions
Dux Proflo Electric Storage Water Heater Owner's Manual: Installation, Safety, and Warranty
Dux Prodigy 4 & 5 Gas Hot Water Heater Owner's Manual & Installation Guide
Dux Water Heaters: Hot Water Solutions Product Guide
Dux Water Heater Installation Manual: Models 26ECB5N, 21ECB5N, and more
Dux Proflo 25L to 50L Electric Storage Water Heater Owner's Manual
Dux Commercial Continuous Flow Water Heater Guide
Dux video guides
Watch setup, installation, and troubleshooting videos for this brand.
Dux support FAQ
Common questions about manuals, registration, and support for this brand.
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Who should install my Dux water heater?
All Dux water heaters must be installed by a licensed tradesperson in accordance with local plumbing and electrical codes (such as AS/NZS 3000 and AS/NZS 5601.1). Attempting to install it yourself may void the warranty and cause safety hazards.
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How often should I check the relief valve?
The Pressure & Temperature Relief (PTR) Valve should be operated gently at least once every six months to remove lime deposits and verify it is not blocked. Failure to do so may result in tank failure or explosion.
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What should I do if my Dux water heater is leaking?
If there is continuous leakage from the PTR valve or the tank itself, turn off the water heater immediately and contact Dux After Sales and Service or a licensed plumber. Minor dripping from the relief valve during heating cycles is normal.
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Where can I find warranty information for my Dux product?
Warranty terms are outlined in the Owner's Manual supplied with your unit. You can also view warranty disclaimers and details on the official Dux website under the warranty section.