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某单位的一辆解放CA1091型载货车,在使用中出现了这样一些症状:当踏下离合器踏板时,会出现发动机起动困难现象,尤其是热车时踏下离合器踏板,更是无法将发动机起动,此时若用手摇柄摇转曲轴,会感觉到曲轴转动非常不易。只有松开离合器踏板,才不会产生上述现象,放在空档方可将发动机起动。 为了切实找准故障,接着重点对离合器的工作情况进行检查。在发动机运转时,将离合器踏板踩到底,离合器便发出“哐嗤哐嗤”的连续声响。与此同时,还有一个较为突出的特征,当发动机怠速运转时,只要踩离合器踏板,发动机就会立即熄火。
A liberation of a CA1091 truck unit, in use there have been some symptoms: when you step on the clutch pedal, there will be difficult to start the engine, especially when hot pedal clutch pedal, but also can not be the engine Start, at this time if the hand cranked crank crankshaft, crankshaft rotation will feel very easy to rotate. Only release the clutch pedal, it will not produce the above phenomenon, the neutral side of the engine can be started. In order to accurately identify the fault, then focus on the work of the clutch to be checked. When the engine is running, the clutch pedal is pressed to the end and the clutch gives a continuous sound of “哐 Chi Chi Chi”. At the same time, there is a more prominent feature, when the engine idling, as long as the clutch pedal, the engine will immediately turn off.