How to Turn On the Pilot Light on a Furnace: Fast-Track Guide to Igniting Your Furnace’s Pilot LightSarah ThompsonSep 06, 2025Table of ContentsTips 1:FAQTable of ContentsTips 1FAQFree Smart Home PlannerAI-Powered smart home design software 2025Home Design for FreeTurning on the pilot light on a furnace is a straightforward process, but it’s essential to follow the proper steps to ensure safety and effective operation. First, locate your furnace’s control knob or switch, typically found near the gas line. Turn the knob to the “off” position and wait at least five minutes to let any residual gas dissipate. Next, turn the knob to “pilot.” While holding it down, press the igniter button (or use a long lighter if there is no button) until the pilot light ignites. Keep the knob depressed for about 30 seconds, then slowly release it. If the flame remains lit, turn the knob to the “on” position. If it goes out, repeat the process. Always refer to your furnace’s user manual for specific instructions and consider professional help if you encounter issues.Tips 1:As a designer, I always consider the placement and accessibility of appliances during home renovations. If you’re planning to update your living space, integrating functional zones—including designated areas for HVAC access—not only enhances convenience but also promotes a clean and cohesive layout. For anyone excited about elevating their home’s functional flow, using a comprehensive home designer tool can help you visualize and optimize these spaces before making changes.FAQQ: What do I do if my furnace’s pilot light keeps going out?A: The thermocouple may be faulty or dirty, preventing it from sensing the flame. Clean or replace the thermocouple and check for drafts in the furnace area.Q: How do I know if my furnace has an electronic ignition rather than a pilot light?A: Newer furnaces often use electronic ignition systems. Check your user manual or look for a spark or hot surface igniter instead of a continuous flame.Q: Is it safe to relight the pilot light by myself?A: If you carefully follow the manufacturer’s instructions, it’s generally safe. However, if you smell gas or feel unsure, contact a licensed technician immediately.Q: Why do I have to hold the pilot button down for 30 seconds?A: Holding the button down allows the thermocouple to heat up, which signals the gas valve to stay open once you release the button.Q: How often should I service my furnace?A: Annual servicing by a professional ensures efficient operation, safety, and prolongs the lifespan of your furnace.Home Design for FreePlease check with customer service before testing new feature.