Where the money goes
Part $15–$50Labor $50–$235Typical labor time: 0.5–1 hrs
You might need this if…
DIY difficulty: moderate•Pilot goes out after release
•No heat on older pilot furnaces
The part
Standing-pilot furnaces use a thermocouple to prove the pilot flame. A weak thermocouple shuts off gas to the pilot.
This is general information, not professional advice. Gas, electrical, and combustion repairs can be dangerous — when in doubt, call a licensed technician.