１）液壓缸內(nèi)有空氣，使工作介質(zhì)形成彈性體。排除方法：充分排除空氣，檢查液壓泵吸油管直徑是否太小，吸油管接頭密封好否，以防止泵吸入空氣。隔膜泵P7LPK1隔膜泵
隔膜泵P7LPK12油箱液面過低補油至油標(biāo)線YB-E YB-E40/8,YB-E40/16,YB-E40/25,YB-E40/32,YB-E50/8,YB-E50/16,YB-E50/25,YB-E50/32,YB-E63/8,YB-E63/16,YB-E63/25,YB-E63/32,YB-E80/8,YB-E80/16,YB-E80/25,YB-E80/32,YB-E100/8,YB-E100/16,YB-E100/25,YB-E100/32,YB-E125/8,YB-E125/16,YB-E125/25,YB-E125/32,YB-E80/40,YB-E80/50,YB-E80/63,YB-E100/40,YB-E100/50,YB-E100/63,YB-E125/40,YB-E125/50,YB-E125/63,YB-E160/8,YB-E160/16,YB-E160/25,YB-E160/32,YB-E200/8,YB-E200/16,YB-E200/25,YB-E200/32,YB-E160/40,YB-E160/50,YB-E160/63,YB-E200/40,YB-E200/50,YB-E200/63,YB-E200/80,YB-E160/100,YB-E160/125,YB-E200/80,YB-E200/63,YB-E200/80,
內(nèi)嚙合齒輪泵 IGP-2 液壓泵、馬達(dá)維修隔膜泵P7LPK1
