Gas Fireplace Not Coming On. I took the switch apart and checked the switch. If gas is coming out of the pilot, but it still won't light, the spark igniter could be the problem.

I don't smell any gas when the fireplace switch is on but the flame isn't present.

My service man came and disconnected the control valve from it's. This section will help you diagnose and fix simple issues related to your main burner my gas fireplace is 2 years old. Highly rated experts recommend trying the following techniques to make your fireplace go up in flames. We have put in new batteries, still won't come on, even though the pilot light is always on.