Troubleshooting a heat system differs for a gas or electric ignition. To fix problems in a heating system, check the pilot light, safety switch and gas valve. Discover how often a heating system should be inspected for safety reasons using this free video from a home repair specialist on maintaining and fixing houses.
Expert: Tim Gipson
Bio: Tim Gipson is a home repair specialist and remodeling contractor in Franklin, Tenn.
Filmmaker: Tim Brown