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一台沃尔沃L220E型装载机在运行过程中发生变速器内油液突然增多的故障。通过检查,确认窜入变速器的油是液压油。该机液压油窜入变速器只有3种途径:一是从安装在停车制动器活塞上的两个油封处窜入。此种情况在手制动释放时发生,会伴有制动充压报警(严重时会有停车制动回路报
A Volvo L220E Loader experienced a sudden increase in oil in the transmission during operation. Check to make sure that the oil that has entered the transmission is hydraulic oil. The machine hydraulic oil into the transmission only three ways: First, installed in the parking brake piston fleeing at the two seals. This situation occurs when the hand brake is released and will be accompanied by a brake pressure alarm (in severe cases there will be a parking brake circuit