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A10VSO71DG/31R-PPA12N00
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A10VSO71FHD/31R-PPA12N00
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A10VSO100DR/31R-PPA12N00
A10VSO100DR/31R-PPA12K01
A10VSO100DFR1/31R-PPA12N00
A10VSO100DFR1/31R-PPA12N00
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A10VSO100DFR/31R-PPA12N00
A10VSO100DFLR/31R-PPA12N00
A10VSO100DG/31R-PPA12N00
A10VSO100DRG/31R-PPA12N00
A10VSO100DFE1/31R-PPA12N00
A10VSO100DFE1/31R-PPA12K02
A10VSO100FHD/31R-PPA12N00
A10VSO140DR/31R-PPB12N00
A10VSO140DR/31R-PPB12K01
A10VSO140DFR1/31R-PPB12N00
A10VSO140DFR1/31R-PPB12N00
A10VSO140DFR1/31R-PPB12K01
A10VSO140DFR/31R-PPB12N00
A10VSO140DFLR/31R-PPB12N00
A10VSO140DG/31R-PPB12N00
A10VSO140DRG/31R-PPB12N00
A10VSO140DFE1/31R-PPB12N00
A10VSO140DFE1/31R-PPB12N002
A10VSO140FHD/31R-PPB12N00
A10VSO140ED/31R-PPB12N00
原因分析及解决方法针对送风机轴承座漏油问题，应用加装一套负压装置进行改造来消除轴承座漏油。负压抽油装置将油吸入送风机进口风道，虽解决了润滑油漏油污染送风机轴承座和地面问题，但油被抽入送风机，润滑油存积在送风机机壳内造成送风机叶轮污染，润滑油使用量增加，补油更为频繁。通过改进迷宫式密封、安装排气帽、加装机壳毛毡密封等措施，虽然取得了一定的效果，但未从根本上解决漏油问题。经过长时间观察，可发现将轴承座上的加油孔盖拧下后有很强的气流从轴承座内流出，气流压力较大，轴承座内润滑油随强气流飞出，用油壶（不用漏斗）往轴承座内补油时，油被气流吹成倒抛物线形飞出。
