SMC電磁閥SY5120-5LZD-01的故障和排除
一、SMC電磁閥SY5120-5LZD-01通電后不工作
　　檢查電源接線是否不良→重新接線和接插件的連接
　　檢查電源電壓是否在±工作范圍-→調(diào)致正常位置范圍
　　線圈是否脫焊→重新焊接
　　線圈短路→更換線圈
　　工作壓差是否不合適→調(diào)整壓差→或更換相稱的SMC電磁閥SY5120-5LZD-01
　　流體溫度過高→更換相稱的SMC電磁閥SY5120-5LZD-01
　　有雜質(zhì)使SMC電磁閥SY5120-5LZD-01的主閥芯和動鐵芯卡死→進行清洗,如有密封損壞應(yīng)更換密封并安裝過濾器
　　液體粘度太大，頻率太高和壽命已到→更換產(chǎn)品
二、SMC電磁閥SY5120-5LZD-01不能關(guān)閉
　　主閥芯或鐵動芯的密封件已損壞→更換密封件
　　流體溫度、粘度是否過高→更換對口的SMC電磁閥SY5120-5LZD-01
　　有雜質(zhì)進入SMC電磁閥SY5120-5LZD-01產(chǎn)閥芯或動鐵芯→進行清洗
　　彈簧壽命已到或變形→更換
　　節(jié)流孔平衡孔堵塞→及時清洗
　　工作頻率太高或壽命已到→改選產(chǎn)品或更新產(chǎn)品
三、其它情況
　　內(nèi)泄漏→檢查密封件是否損壞,彈簧是否裝配不良
　　外泄漏→連接處松動或密封件已壞→緊螺絲或更換密封件
　　通電時有噪聲→頭子上堅固件松動，擰緊。電壓波動不在允許范圍內(nèi)，調(diào)整好電壓。鐵芯吸合面雜質(zhì)或不平，及時清洗或更換。

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