Inspect Your Gas Lines and Fittings

Clean the Gas Ports and Lighting Mechanisms

Adjust the Gas Valve Settings

Replace Old Rubber Gas Lines

Install New Lighting Mechanisms

When to Call a Professional

In summary, there are a range of troubleshooting steps and fixes to try from inspecting gas lines to replacing lighting mechanisms. But never hesitate to call a professional for assistance given the importance of safety when dealing with gas appliances. With some diligent effort, you can likely get your gas lighting back to working order.