7 Common Causes of No Hot Water

If you’re reading this, there’s a good chance it’s because you just had a breathtakingly cold shower or turned on the faucet to find no hot water. It’s an irritating state of affairs, but don’t stress. Learning the most likely things that leave you with no hot water is the first step toward finding an answer. Here are some of the most likely reasons why you might be having hot water challenges so you can get back to experiencing the hot showers you deserve.

1. Gas Leak

First, is this a situation where you have a gas water heater? It may not be generating hot water because of a gas line leak. If you sense a suspect rotten egg smell, assume you have a leak and follow these steps:

    • Shut off the gas valves at your house.
    • Don’t switch any electrical appliances on or off.
    • Avoid smoking or using a lit match.
    • Open windows and doors for ventilation and evacuate the building.
    • Notify the fire department and your utility provider.
    • Never try to repair the gas line yourself.

2. Gas Valve Failure

This hot water issue can be challenging to diagnose, but it’s a frequent cause of no hot water coming from a gas water heater. Start by evaluating the gas inlet valve and gas supply tube for leaks. If these both seem secure, look at the gas valve to make sure it’s in the right position and the gas is turned on. If the pilot light is working correctly but you still don’t have any hot water, the gas supply may be blocked in some way. If that’s the case, this may mean it’s time to get a new, more energy-efficient water heater. Contact a trusted plumbing specialist like Service Experts Heating, Air Conditioning & Plumbing to be sure.

3. The Pilot Light Is Out

The pilot light is essential for older gas water heaters to work effectively. If the light isn’t lit, you won’t have any hot water. Newer water heaters use glow plugs or spark igniters, so seek advice from your owner’s manual to learn if your unit has a pilot light. If so, you may need to turn off the regulator and wait for the gas to air out before you try to relight it. Consult with a professional for advice if you’re confused about how to relight the pilot.

4. Thermostat Malfunction

Your water heater thermostat has to be set correctly to provide your home with adequate hot water. If you recently turned down the temperature to use less energy while you were out of town, examine the thermostat to make sure it’s between 120 and 140 degrees F. Also, check for a tripped high-temperature cutoff switch, as this is a frequent reason for no hot water. If it turns out the thermostat is damaged, replacing it may be the best option.

5. Sediment Buildup

With time, sediment can build up in the bottom of the water heater tank. This buildup creates a barrier between the heating element or burner and the water, causing inefficiency and could lead to no hot water. Sediment buildup is more common in areas with hard water, but it can take place anyplace.

Scheduled maintenance, such as flushing the tank at least one time per year, helps avoid this issue. If the problem has already developed, you might need Expert assistance to clean or replace the tank. Keep an eye on the clarity and quality of your hot water in order to detect sediment buildup before it becomes a larger issue.

6. Malfunctioning Electric Water Heater

Electric water heaters are reliable components in the plumbing world, but even they sometimes experience problems. If your home doesn’t have any hot water, check the connections to the water heater and reset any tripped breakers at the electrical panel.

If the breakers haven’t tripped, the heating elements might be to blame. Water heaters typically have a life span of about 10 years, so if yours is getting older, it might be more cost-effective to replace the entire thing rather than repair the faulty elements.

7. Undersized Water Heater

If the tank is too small for your household’s hot water needs, you may end up running out of hot water. If you’re done dealing with tepid showers when you’re the last person to get ready in the morning, consider upgrading to a larger tank. You might also want to learn more about tankless water heaters, which heat water on demand for endless back-to-back showers.

No Hot Water? Contact Service Experts Heating, Air Conditioning & Plumbing

At Service Experts Heating, Air Conditioning & Plumbing, we are dedicated to solving your hot water issues promptly, affordably and with long-lasting results. With our Expert specialists, dedicated customer service and reputation for excellence, you can rest assured we will go the extra mile to meet all your plumbing needs.

Don’t let a lack of hot water interrupt your life for even a minute longer! Get in touch with Service Experts Heating, Air Conditioning & Plumbing and we’ll get you back to enjoying the comfort and convenience of reliable hot water. Call 866-397-3787 today to set up your appointment!

Savings For You

See All Offers Here >
Offer

$50 OFF ANY REPAIR

  • Save $50 on a Paid Service
  • Written 100% Satisfaction Guarantee
  • Plus, ask how to save an additional 15% and waive your trip charge!
print
Offer

FREE PLUMBING INSPECTION

  • Prevent costly damage from water leaks, drain clogs and tank damage
  • Written 100% Expert Service Guarantee
print

© 2024 Service Experts, Service Experts Heating & Air Conditioning, and the Service Experts logo and design are registered trademarks of Service Experts LLC and used under license by SE Canada Inc. All Rights Reserved. *Not applicable to the Advantage Program. See your signed Advantage Program Agreement for full details and exclusions. 100% Satisfaction Guarantee is subject to certain restrictions and limitations as set forth in the applicable Terms and Conditions.

Chat with a Service Experts Professional