一、故障经过1977年10月16日,0054机车牵引112次从信阳出发,在此之前,交班司机在武昌——信阳的运行途中,就已发现:主手柄在零位,换向手柄在前进位。未按机控按钮,机车有电压、电流,并可向前运行。机车至信阳后进行检查,由于时间仓促,未能及时找出故障处所,但发现手柄置后进位时无电压、电流,可以启动风压机打风,于是当班司机就按照此方法维持运 First, the fault After October 16, 1977, 0054 locomotive traction 112 times starting from Xinyang, before the shift drivers in Wuchang - Xinyang operation on the way, it has been found: the main handle at zero, reversing the handle forward Bit. Not press the machine control button, locomotive voltage, current, and can move forward. Locomotive to Xinyang after the inspection, due to time constraints, failed to identify the failure of the premises, but found that the handle set after the carry no voltage, current, you can start the wind pressure wind, so the driver on duty in accordance with this method to maintain the transport