troubleshoot the furnace as outlined above. Q. How do you know if the furnace pilot light is bad? If air is coming out of the vents, but the air is not hot, the pilot light could be out.

Many furnace problems happen after a period of non-service. The pilot light might extinguish during summer or long vacations when the system is not running. A gust of wind can blow out a pilot ...

Begin with the pilot light and make sure that it’s lit ... It usually means that it’s time for the big guns or a replacement. Fortunately, many problems with a camper’s furnace have signs that point ...

Q. I was down in our basement the other day when I heard what sounded like a small roaring noise coming from the furnace. Upon further investigation I realized it was the pilot light burning away.

"I checked the filter, the pilot light is on," said Perlman ... Partridge says the problems that caused Perlman's furnace failure could've been caught during a routine check-up.