1.Press A for ignition. Adjust the flame between a torch or flame with air adjustment lever A2.
2.Use of the lock (B): put the red button (B) to “lock” position when press down the ignition button A, it will still be burning. The red button (B) should be in “off” position if it is extinguished or not used.
3.Use the flame adjustable lever(C) to control the flame between the big flame (+) and the small flame (-).