使用阶段 Stage of use |
故障现象 Fault |
原因分析 Cause analysis |
排除方法Eliminating method |
安装调试中 Installation and Commissioning |
所有阀无法打开,但先导部分有动作 Not all the valves can be opened,but the pilot part is running |
检查气包压力是否过低 Check whether the air tank pressure is too low |
排查漏气Check and prevent air leakage |
某些阀不工作,其他阀正常 Some valves cannot run while others can |
检查阀的线路连接及线圈Check the line connections and sole-noids of the valves |
更换配件 Replace relevant parts |
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所有阀无法关闭,有漏气,气包压力无法建立Not all the valves can be closed;there is air leakage; the air tank pressure cannot be established |
阀的进气口与喷吹口相反安装The air inlets and air outlets of the valves are reversely Installed |
重新安装 Install the valves again |
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某些阀无法关闭,有漏气Some valves cannot be closed, there is air leakage |
有杂质吸附在膜片上,动铁芯有卡死现象 There are foreign matters on the diaphragms; the armatures are seized |
清洁膜片,检查膜片是否完整,检查动铁芯及气塞 Clean the diaphragms and check whether they are complete; check the armatures and the air plugs |
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使用过程中Use |
阀关闭缓慢Valve closing is slow |
膜片节流孔受堵The diaphragm orifices are blocked |
疏通膜片节流孔Unblock them |
某些阀漏气,膜片关不死,阀常开 Some valves leak, they often open,their diaphragms cannot be closed com-pletely |
有杂质吸附在膜片上,先导损坏,动铁芯有卡死现象There are foreign matters on the diaphragms; the pilot parts are dam-aged; the armatures are seized |
清洁膜片,检查膜片是否完整,检查动铁芯及塞等,及时更换配件 Clean the diaphragms and check whether they are complete; check the armatures and the air plugs; replace relevant parts promptly |
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线圈发热,烧毁There is solenoid heating or burning |
长时间通电The valves have been powered on for a very long time |
检查控制系统的工作状况Cheak the operating status of the control system |
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有电压,但阀不动作There is voltage but the valves cannot run |
膜片损坏或节流孔受堵Diaphragm is damaged, pilot opening is blocked |
及时更换配件 Replace relevant parts promptly |
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环境温度低,阀有漏气或无法打开The ambient temperature is low; the valves leak or cannot be opened |
环境温度过低,阀内有结冰现象Ambient air temperature too low valve intelnal frozen |
注意保温 Keep a properly high temperature |