隔膜阀故障与消除

可能产生的故障                     原因                                       消除方法
手轮操作不灵活                  ①阀杆弯曲                                          ①更换阀杆
 
                                 ②螺纹损伤                                      ②修整螺纹，并加润滑剂
 

气动隔膜阀不能自动启闭          ①气源压力过低                                      ①调高供气压力 
 
                                 ②弹簧顶紧力过大                                    ②减少弹簧顶紧力
 
                                 ③橡胶隔膜损坏                                      ③更换隔膜

阀体与阀盖连接处渗漏          ①连接螺栓松动                                      ①紧固连接螺栓
 
                                 ②阀体内胶层破裂                              ②更换阀体