
電磁閥的故障將直接影響到切換閥和調節閥的動作,常見的故障有電磁閥不動作,應從以下幾方麵排查:
(1)電磁閥接線頭鬆動或線頭脫落,電磁閥不得電,可緊固線頭。
(2)電磁閥線圈燒壞,可拆下電磁閥的接線,用萬用表測量,如果開路,則電磁閥線圈燒壞。
yuanyinyouxianquanshouchao,yinqijueyuanbuhaoerlouci,zaochengxianquanneidianliuguodaershaohui,yinciyaofangzhiyushuijinrudiancifa。ciwai,danhuangguoying,fanzuoyongliguoda,xianquanzashutaishao,xilibugouyekeshidexianquanshaohui。jinjichulishi,kejiangxianquanshangdeshoudonganniuyouzhengchanggongzuoshide“0"位打到“1"位,使得閥打開。
(3)電磁閥卡住。電磁閥的滑閥套與閥芯的配合間隙很小(小於0.008mm),一yi般ban都dou是shi單dan件jian裝zhuang配pei,當dang有you機ji械xie雜za質zhi帶dai入ru或huo潤run滑hua油you太tai少shao時shi,很hen容rong易yi卡ka住zhu。處chu理li方fang法fa可ke用yong鋼gang絲si從cong頭tou部bu小xiao孔kong捅tong入ru,使shi其qi彈dan回hui。根gen本ben的de解jie決jue方fang法fa是shi要yao將jiang電dian磁ci閥fa拆chai下xia,取qu出chu閥fa芯xin及ji閥fa芯xin套tao,用yongCCI4清qing洗xi,使shi得de閥fa芯xin在zai閥fa套tao內nei動dong作zuo靈ling活huo。拆chai卸xie時shi應ying注zhu意yi各ge部bu件jian的de裝zhuang配pei順shun序xu及ji外wai部bu接jie線xian位wei置zhi,以yi便bian重zhong新xin裝zhuang配pei及ji接jie線xian正zheng確que,還hai要yao檢jian查zha油you霧wu器qi噴pen油you孔kong是shi否fou堵du塞sai,潤run滑hua油you是shi否fou足zu夠gou。
(4)漏氣。漏氣會造成空氣壓力不足,使得強製閥的啟閉困難,原因是密封墊片損壞或滑閥磨損而造成幾個空腔竄氣。
zaichuliqiehuanxitongdediancifaguzhangshi,yingxuanzeshidangdeshiji,denggaidiancifachuyushidianshijinxingchuli,ruozaiyigeqiehuanjianxineichulibuwan,kejiangqiehuanxitongzanting,congrongchuli。
(全文完)
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