深圳航空 510080 一、故障描述：ECAM有APU有维护信息，具体故障信息为FUEL CONTROL UNIT（8022KM）,对应代码076，多次更换FCU、ECB等部件后故障依旧时不时出现。二、故障原理及分析：在APU启动期间ECB根据转速、EGT、引气进口压力以及温度传感器(P2、T2)控制APU燃油系统，当APU转速达到一定值的时候ECB根据APU转速、EGT和...
Check whether the physical link over which the tunnel is set up is faulty. If so, repair the physical link. If not, go to step 4. Collect alarm information and configuration information, and then contact technical support personnel. End. Related Information None. Translation...