Select a surface burner knob and simultaneously push in and turn to the Lite position. You will hear a clicking sound indicating proper operation of the spark module.
Once the air has been purged from the supply lines the burner should ignite within 4 seconds. After the burner ignites, rotate the knob out of the Lite position. Try each burner in succession until all burners have been checked.
The combustion quality of the burner flames needs to be confirmed visually.
Call for service.

This is normal for LP gas.

This is normal for natural gas.

With LP gas, some yellow tipping on outer cones is normal.