排除前钢板弹簧卷耳断裂引起的故障有几台保证期内的依发 W50汽车,突然出现行驶中转向盘抖动严重(发摆),向一侧转动转向盘时转向量不够,转弯半径增大等情况。用户几次检修均未能排除故障。根据故障现象,原地转动转向盘,发现前桥与一侧前钢板弹簧总成前后移动(钢板弹簧座处更明显),清理钢板弹簧卷耳根部滑脂后,看到钢板弹簧卷耳根部沿钢板弹簧销轴线方向断裂。更换第一片钢板后,故障 Exclude the trouble caused by the rupture of the front leaf spring coil ears How many turn-by-turn W50 cars within the warranty period suddenly appeared when the steering wheel wobbled seriously (swinging out), the turning amount was not enough when turning the steering wheel to the side, the turning radius was increased And so on. Several times the user failed to troubleshoot maintenance. According to the fault phenomenon, turning the steering wheel in place and found that the front axle and the front side of the spring assembly before and after the leaf spring (leaf spring seat more obvious), cleaning the leaf spring root roll grease, see the leaf spring root Plate spring pin axis fracture. Replace the first piece of steel, the fault