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                                                                ISW型卧式管道离心泵

                                                                产品分类: 管道离心泵

                                                                产品名称:ISW型卧式管道离心泵

                                                                流量范围:Q=1.1~1080m3/h

                                                                扬程范围:H=5~125m

                                                                输送温度:-20-80℃

                                                                吸入压力:0-6MPa (高于0.4 MPa时请申明)

                                                                密封形式:机械密封

                                                                密封材质:HT200、HT250、QT600、ZG、304、316、316L、317L

                                                                400-992-1266

                                                                产品概述:

                                                                1.jpg

                                                                2.jpg

                                                                ISW型卧式管道离心泵概述:

                                                                ISW型卧式管道离心泵根据IS型离心泵与立式泵的独特结构组合设计,并严格按照国际标准ISO2858和新的国家管道离心泵标准JB/T53058-93进行设计制造的高效节能产品。该泵采用国内先进水力模型优化设计而成。同时根据使用温度、介质等不同在ISW型基础上派生出热水泵、高温泵、化工泵、油泵等,是目前国家标准定型推广产品。


                                                                ISW型卧式管道离心泵产品用途:

                                                                1、ISW型管道离心泵,供输送清水及物理化学性质类似于清水的其他液体之用,适用于工业和城市给排水,高层建筑增压送水,园林灌溉,消防增压及设备配套,使用温度T:≤80℃。

                                                                2、ISWR型热水循环泵广泛适用于能源、冶金、化工、纺织、造纸、以及宾馆饭店等锅炉高温热水增压循环输送及城市采暖系统循环用泵,ISWR使用温度T:≤120℃

                                                                3、ISWRG型热水高温循环泵广泛适用于能源、冶金、化工、纺织、造纸、以及宾馆饭店等锅炉高温热水增压循环输送及城市采暖系统循环用泵,ISWRG使用温度T:≤240℃。

                                                                4、ISWH型卧式化工泵,供输送不含固体颗粒,具有腐蚀性,粘度类似于水的液体,适用于石油、化工、冶金、电力、造纸、食品、制药和合成纤维等部门,使用温度T:-20℃-120℃。

                                                                5、ISWB型卧式油泵,供输送汽油、柴油、煤油等石油产品,使用温度T:-20℃-120℃。


                                                                ISW型卧式管道离心泵工作条件:

                                                                1、吸入压力≤1.0Mpa,或泵系统工作压力≤1.6Mpa,即泵吸入口压力+泵扬程≤1.6Mpa、泵静压试验压力为2.5Mpa,订货时请注明系统工作压力。泵系统工作压力大于1.6Mpa时应在订货时另行提出。以便在制造时泵的过流部件和联接部分采用铸钢材料。

                                                                2、环境温度<40℃,相对湿度<95%。

                                                                3、所输送介质中固体颗粒体积含量不超过单位体积的0.1%,粒度<0.2mm.

                                                                注:如使用介质为带有细小颗粒,请在订货时说明,以便采用耐磨式机械密封。


                                                                ISW型卧式管道离心泵型号意义:

                                                                例:ISW200-250(I)A

                                                                ISW——单级单吸管道离心泵

                                                                200——泵进出口直径为200mm

                                                                250——叶轮名义直径为250mm

                                                                I——流量分类

                                                                A——叶轮外径切割代号


                                                                型号参数:

                                                                3.jpg

                                                                ISW型卧式管道离心泵型号参数表:

                                                                ISW管道离心泵型号流量扬程效率转速电机功率汔蚀余量重量
                                                                m3/hL/s (m)(%)(r/min)(kw)(NPSH)r(kg)
                                                                ISW15-801.10.38.52628000.182.317
                                                                1.50.42834
                                                                20.55734
                                                                ISW20-1101.80.5162528000.372.325
                                                                2.50.691534
                                                                3.30.9113.535
                                                                ISW20-1601.80.5331929000.752.329
                                                                2.50.693225
                                                                3.30.913023
                                                                ISW25-1102.80.78163429000.552.326
                                                                41.111542
                                                                5.21.4413.541
                                                                ISW25-1252.80.7820.62829000.752.328
                                                                41.112036
                                                                5.21.441835
                                                                ISW25-125A2.50.69172729000.552.327
                                                                3.611635
                                                                4.61.2814.434
                                                                ISW25-1602.80.78332429001.52.339
                                                                41.113232
                                                                5.21.443033
                                                                ISW25-160A2.60.12292329001.12.334
                                                                3.71.032831
                                                                4.91.362632
                                                                ISW32-1003.10.8613.23229000.55227
                                                                4.51.2512.544
                                                                5.81.8111.343
                                                                ISW32-100(I)4.41.2213.24829000.75232
                                                                6.31.7512.554
                                                                8.32.3211.353
                                                                ISW32-1253.50.97224029000.752.328
                                                                51.392044
                                                                6.51.81842
                                                                ISW32-125A3.10.8617.64029000.552.328
                                                                4.51.251643
                                                                5.81.6114.444
                                                                ISW32-1603.50.9733.24029001.52.339
                                                                51.393244
                                                                6.51.830.242
                                                                ISW32-160A2.80.78282829001.1238
                                                                41.12534
                                                                5.21.442333
                                                                ISW32-160(I)4.41.2233.23429002.224.7
                                                                6.31.753240
                                                                8.32.3230.242
                                                                ISW32-2003.10.8650.52629003255
                                                                4.51.255032
                                                                5.81.314834
                                                                ISW32-200(I)4.41.2250.52629004243
                                                                6.31.755033
                                                                8.32.324835
                                                                ISW32-200A2.80.7844.63429002.2274
                                                                41.114440
                                                                5.21.4442.742
                                                                ISW40-1004.41.2213.24829000.552.332
                                                                6.31.7512.554
                                                                8.32.3111.353
                                                                ISW40-100A3.91.0810.64629000.372.332
                                                                5.61.561052
                                                                7.42.06952
                                                                ISW40-1254.41.22214129001.12.334
                                                                6.31.752046
                                                                8.32.311843
                                                                ISW40-125A3.91.0817.64029000.752.333
                                                                5.61.561645
                                                                7.42.0614.441
                                                                ISW40-1604.41.22333529002.22.347
                                                                6.31.753240
                                                                8.32.313040
                                                                ISW40-160A4.11.14293429001.52.343
                                                                5.91.642839
                                                                7.82.1726.339
                                                                ISW40-160B3.81.0625.53429001.12.338
                                                                5.51.532438
                                                                7.2222.537
                                                                ISW40-2004.41.225126290042.374
                                                                6.31.755033
                                                                8.32.314832
                                                                ISW40-200A4.11.144526290032.362
                                                                5.91.644431
                                                                7.82.174230
                                                                ISW40-200B3.71.03382429002.22.352
                                                                5.31.473629
                                                                71.9434.529
                                                                ISW40-2504.41.22822429007.52.3105
                                                                6.31.758028
                                                                8.32.317428
                                                                ISW40-250A4.11.14722429005.52.398
                                                                5.91.647028
                                                                7.82.176527
                                                                ISW40-250B3.81.0661.523290042.377
                                                                5.51.536027
                                                                71.945626
                                                                ISW40-100(I)8.82.4413.25529001.12.334
                                                                12.53.4712.562
                                                                16.34.5311.360
                                                                ISW40-100(I)A82.2210.65529000.752.332
                                                                113.051060
                                                                14.54.03961
                                                                ISW40-125(I)8.82.4421.24929001.52.338
                                                                12.53.472058
                                                                16.34.5317.857
                                                                ISW40-125(I)A82.22171729001.12.333
                                                                113.051616
                                                                14.54.031414
                                                                ISW40-160(I)8.82.443345290032.356
                                                                12.53.473252
                                                                16.34.533051
                                                                ISW40-160(I)A8.22.28294429002.22.347
                                                                11.73.252851
                                                                15.24.222650
                                                                ISW40-160(I)B7.32.38234529001.52.343
                                                                10.42.892250
                                                                13.53.7520.549
                                                                ISW40-200(I)8.82.4451.23829005.52.385
                                                                12.53.475046
                                                                16.34.534846
                                                                ISW40-200(I)A8.32.314537290042.375
                                                                11.73.254445
                                                                15.34.254245
                                                                ISW40-200(I)B7.52.083736290032.363
                                                                10.62.943644
                                                                13.83.833443
                                                                ISW40-250(I)8.82.4481.2312900112.3145
                                                                12.53.478038
                                                                16.34.5377.540
                                                                ISW40-250(I)A8.22.28713129007.52.395
                                                                11.63.227038
                                                                15.24.226840
                                                                ISW40-250(I)B7.62.1161.43129005.52.394
                                                                10.836037
                                                                143.895837
                                                                ISW40-250(I)C7.11.9753.23129005.52.388
                                                                102.785236
                                                                13.13.6450.435
                                                                ISW50-1008.82.4413.65529001.12.336
                                                                12.53.4712.562
                                                                16.34.5311.360
                                                                ISW50-100A82.22115329000.752.335
                                                                113.051060
                                                                14.54.03958
                                                                ISW50-1258.82.4421.54929001.52.343
                                                                12.53.472058
                                                                16.34.5317.857
                                                                ISW50-125A82.22175329001.12.338
                                                                113.051657
                                                                14.54.031456
                                                                ISW50-1608.82.443345290032.359
                                                                12.53.473252
                                                                16.34.533030
                                                                ISW50-160A8.22.28294429002.22.351
                                                                11.73.252851
                                                                15.24.222650
                                                                ISW50-160B7.32.38234229001.52.347
                                                                10.42.892250
                                                                13.53.7520.549
                                                                ISW50-2008.82.44523829005.52.3101
                                                                12.53.475046
                                                                16.34.534846
                                                                ISW50-200A8.32.3145.837290042.380
                                                                11.73.254445
                                                                15.34.254245
                                                                ISW50-200B7.52.083736290032.368
                                                                10.62.943644
                                                                13.83.833444
                                                                ISW50-2508.82.4482292900112.3160
                                                                12.53.478038
                                                                16.34.5377.540
                                                                ISW50-250A8.22.2871.53029007.52.3115
                                                                11.63.227038
                                                                15.24.226840
                                                                ISW50-250B7.62.1161.42829005.52.3114
                                                                10.836037
                                                                143.895840
                                                                ISW50-250C7.11.9753.22729005.52.3108
                                                                102.785236
                                                                13.13.6450.440
                                                                ISW50-100(I)17.54.8613.76729001.52.541
                                                                256.9412.569
                                                                32.59.0310.569
                                                                ISW50-100(I)A15.64.3116529001.12.536
                                                                22.36.191067
                                                                298.18.468
                                                                ISW50-125(I)17.54.8621.560290032.556
                                                                256.942068
                                                                32.59.031867
                                                                ISW50-125(I)A15.64.33175829002.22.548
                                                                22.36.191666
                                                                298.113.665
                                                                ISW50-160(I)17.54.6834.454290042.572
                                                                256.943263
                                                                32.59.0327.560
                                                                ISW50-160(I)A16.44.563054290032.571
                                                                23.46.52862
                                                                30.48.442459
                                                                ISW50-160(I)B154.17264929002.22.559
                                                                21.662458
                                                                287.7820.659
                                                                ISW50-200(I)17.54.8652.74929007.52.5108
                                                                256.945058
                                                                32.59.0345.559
                                                                ISW50-200(I)A16.44.5646.44829005.52.5107
                                                                23.56.534457
                                                                30.58.474058
                                                                ISW50-200(I)B15.24.224045290042.5100
                                                                21.86.063855
                                                                28.37.8634.557
                                                                ISW50-250(I)17.54.8682392900152.5175
                                                                256.948050
                                                                32.59.0376.552
                                                                ISW50-250(I)A16.44.5671.5392900112.5165
                                                                23.46.57050
                                                                30.58.476752
                                                                ISW50-250(I)B154.17613829007.52.5165
                                                                21.666049
                                                                287.7857.454
                                                                ISW50-315(I)17.54.86128302900302.5310
                                                                256.9412540
                                                                32.59.0312244
                                                                ISW50-315(I)A16.64.61115302900222.5245
                                                                23.76.5811340
                                                                318.611044
                                                                ISW50-315(I)B15.74.3610330290018.52.5215
                                                                22.56.2510139
                                                                29.289840
                                                                ISW50-315(I)C14.4486302900152.5195
                                                                20.65.728538
                                                                26.87.448340
                                                                ISW65-10017.54.8613.76729001.52.546
                                                                256.9412.569
                                                                32.59.0310.569
                                                                ISW65-100A15.64.3116529001.12.541
                                                                22.36.191067
                                                                298.18.468
                                                                ISW65-12517.54.8621.660290032.558
                                                                256.942068
                                                                32.59.031867
                                                                ISW65-125A15.64.33175829002.22.549
                                                                22.36.191666
                                                                298.114.465
                                                                ISW65-16017.54.8634.454290042.575
                                                                256.943263
                                                                32.59.0327.560
                                                                ISW65-160A16.44.563054290032.575
                                                                23.46.52862
                                                                30.48.442459
                                                                ISW65-160B154.17265229002.22.563
                                                                21.662458
                                                                287.7820.657
                                                                ISW65-20017.54.8652.74929007.52.5107
                                                                256.945058
                                                                32.59.0345.559
                                                                ISW65-200A16.44.5646.44829005.52.5107
                                                                23.56.534457
                                                                30.58.474058
                                                                ISW65-200B15.24.224046290042.5100
                                                                21.86.063855
                                                                28.37.8634.556
                                                                ISW65-25017.54.8682392900152.5180
                                                                256.948050
                                                                32.59.0376.552
                                                                ISW65-250A16.44.5671.5392900112.5170
                                                                23.46.57050
                                                                30.58.476752
                                                                ISW65-250B154.17613829007.52.5170
                                                                21.666049
                                                                287.7857.454
                                                                ISW65-31517.54.86127322900302.5320
                                                                256.9412540
                                                                32.59.0312244
                                                                ISW65-315A16.64.61115322900222.5255
                                                                23.76.5811340
                                                                318.611044
                                                                ISW65-315B15.74.3610326290018.52.5225
                                                                22.56.2510139
                                                                29.289842
                                                                ISW65-315C14.4486262900152.5205
                                                                20.65.728538
                                                                26.87.448342
                                                                ISW65-100(I)359.7213.86729003363
                                                                5013.912.573
                                                                6518.11070
                                                                ISW65-100(I)A31.38.7116629002.2353
                                                                44.712.41072
                                                                5816.1869
                                                                ISW65-125(I)359.72226729005.5399
                                                                5013.92072.5
                                                                6518.11770
                                                                ISW65-125(I)A31.38.717.56629004378
                                                                4512.51671
                                                                5816.113.669
                                                                ISW65-160(I)359.72356329007.53103
                                                                5013.93271
                                                                6518.12870
                                                                ISW65-160(I)A32.79.130.66229005.53103
                                                                46.7132870
                                                                6116.92469
                                                                ISW65-160(I)B30.38.4266229004397
                                                                43.3122469
                                                                56.315.62169
                                                                ISW65-200(I)359.7253.5552900153176
                                                                5013.95067
                                                                6518.14668
                                                                ISW65-200(I)A32.89.147542900113166
                                                                4713.14466
                                                                6116.94067
                                                                ISW65-200(I)B30.58.540.65429007.53114
                                                                43.512.13865
                                                                56.615.733.466
                                                                ISW65-250(I)359.7283522900223235
                                                                5013.98059
                                                                6518.17260
                                                                ISW65-250(I)A32.597352290018.53205
                                                                46.7137059
                                                                6116.96360
                                                                ISW65-250(I)B308.362522900153180
                                                                43.3126058
                                                                5615.65460
                                                                ISW65-315(I)359.72128442900373350
                                                                5013.912554
                                                                6518.112157
                                                                ISW65-315(I)A32.59112.6432900303335
                                                                46.512.911054
                                                                60.516.8106.457
                                                                ISW65-315(I)B318.6102.5422900303335
                                                                44.512.410053
                                                                5816.19856
                                                                ISW65-315(I)C298.187412900223270
                                                                4111.48551
                                                                53.614.98354
                                                                ISW80-100359.7213.86729003363
                                                                5013.912.573
                                                                6518.11070
                                                                ISW80-100A31.38.7116629002.2354
                                                                44.712.51072
                                                                5816.1869
                                                                ISW80-125359.72226729005.5399
                                                                5013.92072.5
                                                                6518.11770
                                                                ISW80-125A31.38.717.56629004379
                                                                4512.51671
                                                                5816.113.669
                                                                ISW80-160359.72356329007.53105
                                                                5013.93271
                                                                6518.12870
                                                                ISW80-160A32.79.130.66229005.53105
                                                                46.7132870
                                                                6116.92469
                                                                ISW80-160B30.38.4266129004398
                                                                43.3122469
                                                                56.315.62168
                                                                ISW80-200359.7253.5552900153175
                                                                5013.95067
                                                                6518.14668
                                                                ISW80-200A32.89.147542900113165
                                                                4713.14466
                                                                6116.94067
                                                                ISW80-200B30.58.540.64929007.53115
                                                                43.512.13865
                                                                56.615.733.465
                                                                ISW80-250359.7283522900223240
                                                                5013.98059
                                                                6518.17260
                                                                ISW80-250A32.597352290018.53210
                                                                46.7137059
                                                                6116.96360
                                                                ISW80-250B308.362542900153185
                                                                43.3126060
                                                                5615.65462
                                                                ISW80-315359.72128432900373355
                                                                5013.912554
                                                                6518.112257
                                                                ISW80-315A32.59112.6432900303340
                                                                46.512.911054
                                                                60.516.8107.457
                                                                ISW80-315B318.6102.5422900303340
                                                                44.512.410053
                                                                5816.19857
                                                                ISW80-315C298.198402900223275
                                                                4111.48551
                                                                53.614.98355
                                                                ISW80-350359.72146552900553570
                                                                5013.915066
                                                                6518.114267
                                                                ISW80-350A318.6138.4542900453470
                                                                44.512.414265
                                                                5816.1134.866
                                                                ISW80-350B298.1131.4512900373440
                                                                4111.413563
                                                                53.614.9127.863
                                                                ISW80-100(I)7019.413.66629005.54.5108
                                                                10027.812.576
                                                                13036.11175
                                                                ISW80-100(I)A62.617.41164290044.587
                                                                8924.71074
                                                                11632.28.874
                                                                ISW80-125(I)7019.423.5702900114.5163
                                                                10027.82076
                                                                13036.11465
                                                                ISW80-125(I)A62.617.4196829007.54.5113
                                                                8924.71674
                                                                11632.21165
                                                                ISW80-160(I)7019.436.5702900154.5184
                                                                10027.83276
                                                                13036.12465
                                                                ISW80-160(I)A65.418.232682900114.5174
                                                                93.5262874
                                                                121.633.82167
                                                                ISW80-160(I)B60.616.8726629007.54.5174
                                                                86.624.12472
                                                                112.531.31866
                                                                ISW80-200(I)7019.454652900224251
                                                                10027.85074
                                                                13036.14273
                                                                ISW80-200(I)A65.418.247.567290018.54220
                                                                93.5264473
                                                                121.633.83772
                                                                ISW80-200(I)B6116.941662900154198
                                                                8724.23871
                                                                11331.43270
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                                                                9002504380


                                                                注意事项:

                                                                安装说明

                                                                1、安装前应检查水泵和电机有无损伤,泵流道内有无影响水泵运行的硬质物体(如石块、铁粒等),以免水泵运行时损坏叶轮和泵体。    

                                                                2、安装时管路重量不应加在水泵上,应有各自的支承体,以免泵变形影响运行性能和寿命。

                                                                3、泵与电机是整体结构,安装时无需找正,十分方便。

                                                                4、当输送热水液体时,为了不使泵承受管路的热变形,泵座的底脚螺栓可以不固定,当管路系统在热胀冷缩时,使泵能与管路一起移动。

                                                                5、泵体两端法兰规格均按1.6 M Pa标准确定,所以配备管路时应规格相同。

                                                                6、为了不使杂质进入泵内而堵塞流道影响性能,应在泵进口前面安装比吸入管截面积大3-4倍的过滤器。

                                                                7、排出管路如装逆止阀应装在闸阀的外面。

                                                                8、泵用于有吸程场合,应装有底阀,并且进出口管路不应有过多弯道,同时不得有漏水、漏气现象。

                                                                9、为了维修方便和使用安全,在泵的进、出口管路上各安装一只调节阀及在泵出口附近安装一只压力表,以保证泵在额定范围内运行,确保泵的正常运行和使用寿命。

                                                                10、安装完毕后盘动泵轴,叶轮应无摩擦和卡死现象。

                                                                使用说明

                                                                启动、运行、?;?/p>

                                                                (一)起动、运转:

                                                                1、用手拨转电机风叶,叶轮应无卡磨现象,转动灵活。

                                                                2、用手盘动泵以使润滑液进入机械密封端面。

                                                                3、灌水排气,打开进口阀,使液体充分进入泵腔内,直至整个管路充满液体,并保证进口管路的密封性。

                                                                4、关闭出口阀,以减少起动电流。 .

                                                                5、接通电源,点起动确定正确运行方向,从电机风叶端看为顺时针旋转。

                                                                6、逐步调节出口阀的开度,尽量使泵在额定状态下工作。

                                                                7、泵在运转过程中,如发现噪音或不寻常的声音时,应立即?;觳?。

                                                                8、正?;得芊庑孤┯π∮?滴/分,检查电机,轴承处温升<70 ℃,超过此值应检查原因。

                                                                (二)?;?/p>

                                                                1、关闭吐出管路阀门。

                                                                2、切断电源,停止电机运行。

                                                                3、关闭进口阀。

                                                                4、泵长期停用,应放尽泵内液体。

                                                                维护与保养

                                                                (一)运行中的维护和保养:

                                                                1、进水管路必须高度密封。

                                                                2、禁止泵在汽蚀状态下长期运行。.

                                                                3、禁止泵在大流量运行时,电机超电流长期运行。

                                                                4、定时检查泵运行中电机电流值,尽量使泵能在标准下工作。

                                                                5、泵在运行过程中应有专人看管,以免发生意外。

                                                                6、泵每运行500小时应对轴承进行加油。电机功率大于11kW配有加油装置,可用高压油枪直接注入,以保证轴承润滑优良。

                                                                7、泵进行长期运行后,由于机械磨损,使机组噪声及振动增大时,应?;觳?,必要时可更换易损零件及轴承,机组大修期一般为一年。

                                                                (二)机械密封维护与保养:

                                                                1、机械密封润滑应清洁无固体颗粒。

                                                                2、严禁机械密封在干磨情况下工作。

                                                                3、起动前应盘动泵(电机)几圈,以免突然起动造成密封环断裂损坏。

                                                                故障处理:

                                                                1、水泵不出水

                                                                a、进出口阀门未打开,进出管路堵塞,流道

                                                                叶轮堵塞。

                                                                b、电机运行方向不对,电机缺相转速很慢。

                                                                c、吸入管漏气。

                                                                d、泵没灌满液体,泵腔内有空气。

                                                                e、进口供水不足,吸程过高,底阀漏水。

                                                                f、管路阻力过大,泵选型不当。

                                                                解决办法

                                                                a、检查,去除堵塞物。

                                                                b、调整电机方向,紧固电机接线。

                                                                C、拧紧各密封面,排除漏气。

                                                                d、灌满液体并打开排气阀,排尽空气。

                                                                e、?;?,检查、调整(并网自来水管或带吸程使用易出现此现象)。

                                                                f、减少管路弯道,重新选泵。

                                                                2、水泵流量不足

                                                                a、先按1.原因检查。

                                                                b、管道、泵流道叶轮部分堵塞,水垢陈积,

                                                                阀门开度不足。

                                                                c、电压偏低。

                                                                d、叶轮磨损。

                                                                解决办法

                                                                a、先按1.排除。

                                                                b、去除堵塞物,重新调整阀门开度。

                                                                c、稳压。

                                                                d、更换叶轮。

                                                                3、功率过大

                                                                a、超过额定流量使用。

                                                                b、吸程过高。

                                                                c、泵轴承磨损。

                                                                解决办法

                                                                a、调节流量,关小出口阀门。

                                                                b、降低。

                                                                c、更换轴承。

                                                                4、杂音振动

                                                                a、管路支撑不稳。

                                                                b、液体混有气体。

                                                                c、产生汽蚀。

                                                                d、轴承损坏。

                                                                e、电机超载发热运行。

                                                                解决办法

                                                                a、稳固管路。

                                                                b、提高吸入压力排气。

                                                                c、降低真空度。

                                                                d、更换轴承。

                                                                e、调整按5。

                                                                5、电机发热

                                                                a、流量过大,超载运行。

                                                                b、碰擦。

                                                                c、电机轴承损坏。

                                                                d、电压不足。

                                                                解决办法

                                                                a、关小出口阀。

                                                                b、检查排除。

                                                                c、更换轴承。

                                                                d、稳压。

                                                                6、水泵漏水

                                                                a、机械密封磨损。

                                                                b、泵体有砂孔或破裂。

                                                                c、密封面不平整。

                                                                d、安装螺栓松懈。

                                                                解决办法

                                                                a、更换。

                                                                b、焊补或更换。

                                                                c、修整。

                                                                d、紧固。

                                                                装配拆卸:

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