Natural gas is the main gas burner source

Natural gas is the main gas burner source - natural gas as fuel for the burner, check the main natural gas valves to ensure that the line intact. Do not adjust the gas control valve, the gas company will assist cleaning, maintenance and adjustment of the primary air control valve. If there is sensing line  check it for damage. Filter - If the control valve is installed in front of the "y" type filter, pay attention purge control valve - control checks on the gas burner control valve, to see whether the adjustment bolt is easy to adjust. Make sure all exports and the screen is not clogged.