一般用20#液压油或22#汽轮机油配油盘端面与壳体内平面接触不良，高低压腔***整修配油盘端面泵体内部有砂眼，高低压腔***更换电动机转向反了纠正(3)泵的噪声过大。泵的噪声过大的原因及排除方法见表图3。表图3泵的噪声过大的原因及排除方法常见故障及其原因排除方法滤油器堵塞，吸油不畅淸洗吸入端漏气用涂黄油的方法，逐个检査吸油管接头处，若噪声减少应紧固接头泵端密封磨损SQP1-2-1CF-LH-15SQP1-2-1DF-LH-15SQP1-2-1A-LH-15SQP1-2-1B-LH-15SQP1-2-1B-LH-15SQP1-2-1C-LH-15SQP1-2-1D-LH-15SQP1-2-1AF-15SQP1-2-1BF-15SQP1-2-1CF-15SQP1-5-86-C-15SQP1-8-86-C-15SQP1-10-86-C-15SQP1-11-86-C-15SQP1-12-86-C-15SQP1-14-86-C-15SQP2-10-86-C-18SQP2-12-86-C-18SQP2-14-86-C-18SQP2-15-86-C-18SQP2-17-86-C-18SQP2-19-86-C-18SQP2-21-86-C-18SQP3-17-86-C-18)