The explosion caused by the flamefailure is the fatal accident of boiler.
熄火后爆炸是锅炉的致命事故。
2
In the case of flamefailure, the control box activates a "safety shut down" within two seconds of the opening of the gas valves are immediately re-closed.
如果点火失败，程控器指令“安全闭锁”二秒钟内打开的气阀马上关闭。
3
If inputs from the first group are received, a cause of a failure of the flame ignitor (200) is determined.