论文部分内容阅读
１故障现象与分析 一台使用６１３５柴油机的１２０推土机，工作后停机一段时间再次启动，发动机便无法启动。只有排除空气才能重新启动，并且推土作业时容易熄火。 根据上述故障现象判断为柴油机的低压油路出现故障。输油泵与喷油泵之间发生泄漏，造成低压油路的油压不足。停
A failure phenomenon and analysis of a 6135 diesel bulldozer 120, stop working for a period of time to start again, the engine will not start. Only remove the air to restart, and easy to turn off when bulldozing operations. According to the above symptoms to determine the low-pressure diesel engine failure. Leakage occurs between the pump and the injection pump, resulting in insufficient hydraulic pressure in the low-pressure circuit. stop