yuken高壓葉片泵pv2r23-65-60-f-reaa-41 pv2r1-14-l-lrl-42 2.不能泵送一臺sy5255型37m泵車在泵送完成，回攪拌站洗車時出現(xiàn)升速正常，正、反泵均不能泵送的故障。升速正常說明plc可以檢測到分動箱的速度，繼續(xù)檢查泵送點控q2.0、q2.1，點亮正常說明電控正常，應重點檢查液壓控制。(1)dt1/dt2電磁閥線圈是否短路、開路或電磁閥至plc線路是否有故障。(2)dt1電磁閥是否卡死，溢流閥溢流壓力建立不起來，dt2電磁閥閥芯若中位卡死會正、反泵失控。(3)力士樂柱塞泵泵是否有故障。檢查發(fā)現(xiàn)：(1)正、反泵觀察壓力表，壓力為0，無壓力。(2)檢測dt1電磁閥來電正常，后手動頂其閥芯，故障依舊。(3)懷疑溢流閥閥芯卡死，拆開頂蓋取出閥芯，閥芯上、下靈活正常;去掉彈簧，用5個代替，裝上閥芯蓋板，試機故障依舊，說明溢流閥正常。(4)繼續(xù)檢測，發(fā)現(xiàn)動臂架及縮回所有功能均不正常，速度能自動調(diào)節(jié)，同時發(fā)現(xiàn)3個壓力表均顯示零。說明故障應該在主泵壓力輸出部分。(5)分析泵送電磁閥來電正常，就可以說明行駛、泵送位置檢測應該正常，但是重新檢測：i2.5點亮，分動箱位置檢測接近開關點亮，汽車行駛、泵送隨駕駛室操作正常，說明行駛、泵送控制電路無故障。發(fā)動機升速正常，而無壓力，位置檢測又無故障，因此判定故障為分動箱內(nèi)部撥叉出現(xiàn)問題。(6)拆開分動箱，檢查發(fā)現(xiàn)第三根主軸花鍵和齒輪損壞，更換后故障徹底排除。3.喇叭鳴響f-pv2r23-41-66-f-leaa-41pv2r13-19-76-f-reaa-4222 二、此類故障出現(xiàn)的常見的故障原因有以下這9點喲，分別是：1、挖掘機的壓力太高了;2、卸載閥壓力調(diào)的太高;3、挖掘機供油不夠;4、油冷卻故障;5、挖機油泵工作效率太低;6、油泵吸空了;7、挖掘機使用的油中有空氣混入;8、油泵超載工作;9、原件損壞或者是磨損了;

PV2R12-31-33-F-REAA-41臺灣油研液壓泵***

s-pv2r1-25-l-llb-40f-pv2r12-12-59-l-reaa-4222 pv2r13-6-94-f-laaa-4222 s-pv2r1-23-l-lrl-40 f-pv2r13-6-116-f-leaa-4222s-pv2r2-47-l-rrb-40 f-pv2r12-19-26-f-leaa-4222 pv2r13-14-76-f-laaa-4222f-pv2r13-6-116-f-raaa-4222 f-pv2r13-10-76-f-raaa-4222 f-pv2r12-10-41-l-leaa-4222pv2r23-47-60-l-leaa-41 pv2r23-53-76-f-laaa-41 150t-94-f-l-l-40pv2r23-59-60-l-leaa-41 pv2r2-59-l-lbl-40 s-pv2r1-19-l-rrl-40f-pv2r12-10-65-l-reaa-4222 f-pv2r12-17-41-f-reaa-4222 f-pv2r12-12-53-l-laaa-4222f-pv2r13-8-76-l-laaa-4222 pv2r4-237-l-lra-30 f-pv2r12-6-33-f-leaa-4222a70-f-r-04-k-s-60 f-pv2r12-14-65-l-laaa-4222 f-pv2r23-53-66-l-leaa-41a100-f-r-03-b-s-60 pv2r23-53-60-f-laaa-41 s-pv2r1-10-l-lla-42s-pv2r3-94-l-llb-31 50t-26-l-r-l-30 f-pv2r12-25-47-l-leaa-4222pv2r2-75-l-lar-40 s-pv2r1-6-l-rll-42 pv2r23-53-116-l-reaa-41f-pv2r23-65-66-l-reaa-41 f-pv2r13-19-76-f-laaa-4222 pv2r23-53-52-l-leaa-41a56-f-r-09-c-s-k-32 pv2r13-19-76-f-raaa-4222 a100-f-r-06-h-s-60f-pv2r12-8-59-l-raaa-4222 pv2r23-65-66-f-laaa-41 f-pv2r12-25-53-f-raaa-4222pv2r1-23-f-lal-40 pv2r23-59-94-l-reaa-41 pv2r12-19-65-l-raaa-4222

  yuken高壓葉片泵pv2r23-65-60-f-reaa-41有庫存

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