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Ls油管接反,还会引起另一故障。机器在合流状态下一切正常,但分流状态时,单独操作斗杆、回转、动臂或铲斗时,速度均极慢,无法工作一台小松PC400-6型挖掘机,液压主泵大修后,直线行走或原地转弯均正常,但单独操作任一行走操作杆时,即出现转弯无力现象。检测证明,工作装置速度及溢流压力、行走溢流压力均在标准范围内,但单独操作任一行走操作杆,左、右履带前进、后退均一样,行走速度明显偏慢。
Ls tubing back, but also cause another failure. The machine in the merged state everything is normal, but the diversion state, the separate operation stick, swing, boom or bucket, the speed is very slow, unable to work a Komatsu PC400-6 excavator, hydraulic pump overhaul, Straight-line walking or turning in place are normal, but when you operate any one of the walking control lever, that is, turning weakness. Test proved that the working device speed and relief pressure, walking relief pressure are within the standard range, but any operating lever alone, left and right track forward and back are the same, walking speed was significantly slower.