Reliable Water Heater Repair You Can Count On

From leaks to loss of hot water, our licensed team will get your water heater back in working order quickly and reliably.

What Our Customers Say About Us

Tank Water Heater Repairs

Traditional tank-style water heaters are reliable but can develop issues over time as parts wear out or sediment builds up. Our technicians know how to troubleshoot and repair these units quickly. Common tank repairs include:

  • Replacing faulty heating elements or thermostats
  • Fixing leaks around the tank or fittings
  • Flushing sediment buildup to improve efficiency
  • Repairing or replacing pressure relief valves

Tankless Water Heater Repairs

Tankless systems provide on-demand hot water, but they have unique components that require specialized care. Our team has the training to diagnose and repair tankless units so they perform as they should. Common tankless repairs include:

  • Cleaning or descaling the heat exchanger
  • Addressing error codes or control board failures
  • Fixing water flow or temperature regulation problems
  • Repairing ignition or burner issues
A Koala Cooling & Plumbing technician

Common Signs You Need Water Heater Repair

Your water heater will usually give you warning signs before it stops working altogether. Knowing what to look for can help you catch problems early and save money in the long run.

Watch for these common issues:

  • Inconsistent or no hot water – Struggling to get enough hot water or sudden temperature swings often signal a failing heating element or thermostat.
  • Leaks or pooling water – Even small leaks can cause water damage around the tank or nearby areas if not addressed quickly.
  • Strange noises – Rumbling, popping, or banging sounds may point to sediment buildup inside the tank.
  • Rust-colored or foul-smelling water – Corrosion or bacterial growth inside the unit can impact water quality.
  • Unusually high energy bills – A struggling water heater can run longer than normal, driving up costs.

If you notice any of these problems, give us a shout before the issue gets worse.

Why Timely Water Heater Repair Matters

When your water heater starts showing signs of trouble, it’s more than just an inconvenience. A lack of hot water can disrupt cooking, cleaning, and bathing, but the problems don’t stop there. Leaks can lead to water damage and mold growth, while faulty components may cause energy waste that drives up your utility bills.

Delaying repairs can also create safety risks. A failing pressure relief valve, for example, can put excess strain on the system. Rust inside the tank can affect your water quality, leaving it discolored or with an unpleasant odor.

Taking care of these issues quickly helps you avoid bigger repairs or even a full replacement later. At Koala Cooling & Plumbing, we diagnose problems thoroughly and provide straightforward solutions so you can feel confident your system is running safely and efficiently again.

Faq

How long does a water heater repair usually take?

Most repairs can be completed in a single visit, often within a few hours. The exact time depends on the issue and whether parts need to be replaced.

Is it better to repair or replace my water heater?

It depends on the age and condition of your unit. If your water heater is under 8–10 years old and the repair is minor, fixing it often makes sense. Older systems or those with major problems may be better candidates for replacement.

Why is my water heater making popping or banging noises?

This often happens when sediment builds up at the bottom of the tank. The noise comes from water bubbling through the hardened layer of sediment. Flushing the tank usually solves the problem.

How often should a water heater be serviced?

Annual maintenance is recommended. Flushing the tank, checking the anode rod, and inspecting components can extend the life of your unit and prevent costly repairs. Check out our Koala Club to see how you can get $2,300 in services for less than $1 a day!

From The Learning Center

Water heaters play a crucial role in keeping your home comfortable. They provide the hot water needed for daily routines like showers, ... Read more

Tankless water heaters are a modern alternative to traditional storage tanks for homeowners who want to save energy and free up space. ... Read more

As a homeowner in Round Rock, TX, your water heater is an essential appliance that provides hot water for various daily tasks. ... Read more

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