Why Does My Water Heater Keep Running Out of Hot Water? | Climate Experts

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Why Does My Water Heater Keep Running Out of Hot Water?

Published by Derek Cormier

Tired of those sudden blasts of cold water mid-shower? Losing hot water isn’t just uncomfortable—it’s often a sign that your water heater needs professional attention.

At Climate Experts Air, Plumbing & Electric, we help homeowners across Melbourne and the surrounding areas stay comfortable with reliable hot water year-round. Whether it’s a minor issue or a sign of something more serious, knowing what to watch for can help you avoid costly repairs and chilly surprises.

Sediment Buildup in the Tank

Over time, minerals from Melbourne’s hard water can accumulate at the bottom of your water heater tank, forming a layer of sediment. This buildup reduces the tank’s capacity and insulates the water from heating elements, making the system less efficient.

Regular maintenance, including flushing the tank, can prevent sediment accumulation and restore your water heater’s performance. This is especially important in Melbourne, where water quality can contribute to faster mineral deposits.

Faulty Heating Elements and Electrical Problems

In electric water heaters, heating elements are responsible for warming the water. If one or both elements fail, the heater’s ability to produce hot water diminishes significantly.

Signs of electrical problems include:

  • Completely cold water with no heating
  • Water that heats inconsistently
  • Circuit breakers that trip when the heater activates

A professional inspection and replacement of these components can resolve the issue and restore your hot water supply.

Issues With Thermostat Controls 

The thermostat controls the temperature of the water in your heater. If it’s set too low or if you have a faulty thermostat, you might experience a shortage of hot water or inconsistent temperatures.

Ensuring your thermostat is set to the recommended temperature and functioning correctly is essential for optimal performance. Our plumbing professionals can diagnose and adjust thermostat control issues.

A Broken Dip Tube and Leaks

The dip tube directs cold water to the bottom of the tank for heating. When this component breaks, cold water mixes with hot water at the top of the tank, resulting in lukewarm showers.

A leaking water heater may also be the issue. Leaks reduce available hot water while potentially causing property damage. Regular inspections can catch these issues before they lead to significant problems.

Water Heater Capacity and Demand Problems

An undersized water heater may not meet the hot water demands of your household, especially during peak usage times. Consider your family size, number of bathrooms, and typical usage patterns when evaluating if your water heater capacity is sufficient.

Restore Your Hot Water Supply Today

Don’t let hot water shortages leave you in the cold! At Climate Experts Air, Plumbing & Electric, we offer water heater maintenance, repairs, and installations to ensure reliable performance.

Contact Climate Experts Air, Plumbing & Electric in Melbourne today at (321) 345-3415 to schedule water heater services. 


Take advantage of our limited-time offers! Schedule today to get an $85 Whole Home Plumbing Inspection with a FREE Water Heater Flush, or buy a full HVAC system and receive a water heater absolutely free!