1 ignition switch contact is not good. 2 ignition high voltage generator damage. 3 the high voltage line is off or there is a high voltage short circuit.按下去打火才能着火,如果你松手后火就熄灭,是因为这个阀门(按着打火旋钮下是个通气阀门)坏了,自动弹回到关闭状态
先放燃气再打火~