The thermocouple senses the pilot flame and tells the gas valve it's safe to release gas. A bad thermocouple is the #1 reason a pilot light won't stay lit—and a quick fix.
What the Thermocouple Does
The thermocouple senses the pilot flame and tells the gas valve it's safe to release gas. A bad thermocouple is the #1 reason a pilot light won't stay lit—and a quick fix.
Signs It Needs Attention
If you're seeing inconsistent temperatures, leaks, strange noises, or a loss of hot water, the thermocouple may be the cause. Our technicians can confirm with a quick diagnostic and replace it the same day if needed.
Professional Replacement
While some components seem simple, water heaters involve gas, electricity, and pressurized water. Professional, code-compliant replacement keeps your system safe and your warranty intact.