How to Prepare Your Hot Water System for the Australian Summer

Jun 22, 2025By Daryl Akers
Daryl Akers

Understanding the Importance of Hot Water System Maintenance

As the Australian summer approaches, many homeowners turn their attention to cooling solutions. However, it's equally important to prepare your hot water system for the season. Regular maintenance not only ensures efficiency but also extends the lifespan of your system. During the warmer months, you might use hot water less frequently, but proper preparation can prevent unexpected breakdowns when you need it most.

Ignoring your hot water system until something goes wrong can lead to costly repairs or replacements. By taking a few proactive steps, you can maintain a reliable and energy-efficient system year-round.

hot water system maintenance

Inspecting Your System

Begin by conducting a thorough inspection of your hot water system. Check for any visible signs of wear and tear, such as rust, leaks, or corrosion. Pay close attention to pipes and connections, as even small leaks can lead to significant water wastage and higher energy bills.

If you notice any unusual noises or fluctuations in water temperature, it might be time to call a professional. These could be indicators of underlying issues that require expert attention.

Check the Pressure Relief Valve

The pressure relief valve is a crucial component of your hot water system. It prevents the buildup of excessive pressure by releasing it safely. Test this valve by lifting the lever and allowing some water to flow out. If it's stuck or leaking continuously, consider replacing it to maintain system safety.

pressure relief valve

Flushing the Tank

Over time, sediment can accumulate at the bottom of your hot water tank, affecting its efficiency and heating capacity. Flushing your tank annually helps remove this buildup. To do this, turn off the power supply and allow the tank to cool. Then, attach a hose to the drain valve and direct it to a safe drainage area. Open the valve and let the water flow out until it runs clear.

Regular flushing improves heating efficiency and reduces the risk of corrosion inside the tank. It's a simple task that can make a significant difference in performance.

Insulate Your Pipes

While insulation is often associated with winter, it plays a role in summer as well. Insulating your hot water pipes helps maintain consistent temperatures and reduces energy loss. It also prevents pipes from sweating in humid conditions, which can lead to mold or mildew growth.

insulating pipes

Adjusting the Thermostat

Summer is a great time to lower your hot water thermostat settings. Reducing the temperature by a few degrees can lead to significant energy savings without compromising comfort. The ideal setting is usually around 60°C (140°F), which is hot enough to prevent bacterial growth but not excessively high.

By adjusting your thermostat, you ensure that your hot water system isn't working harder than necessary during the warmer months, saving both energy and money.

Plan for Professional Maintenance

If you're unsure about performing these tasks yourself or if your system hasn't been serviced in a while, consider hiring a professional. A qualified technician can provide a comprehensive check-up, ensuring everything is in optimal condition for the summer season.

Professional maintenance includes inspecting all components, testing safety mechanisms, and offering advice on potential upgrades or replacements if needed.

professional technician

Final Thoughts

Preparing your hot water system for the Australian summer might not be as urgent as cooling preparations, but it's equally important for household efficiency and safety. By following these steps, you'll ensure your system remains reliable and cost-effective throughout the year.

Remember, a little maintenance goes a long way in preventing future issues and ensuring a steady supply of hot water whenever you need it.