If you’re not getting any hot water out of your taps or showerhead, then something is wrong with your water heater. There are other signs that tell you a repair might be needed:

• Your water heater randomly turns itself off.
• Leaks or drips from your tankless water heater.
• Strange or loud noises coming from your tankless heater.
• Hot water supply smells or tastes funny or is discolored.