The common problems and solutions of vacuum pump |
11/16/2012 12:56:57 AM |
A vacuum line or system, oil return 1 oil steam flow back into the vacuum line or system. 2 oil vapor pressure. 3 when the pump stops, the oil reflux The 4 valve plate seal damage 5 gas pipeline bottom seal corrosion or damage Solution > < 1 cleaning pump for compliance with the requirements of the oil 2 cleaning pump for compliance with the requirements of the oil 3 inspection and replacement of valve 4 replacement shutoff valve 5 replacement exhaust pipeline, repairing seals Issue two, the vacuum line or system return oil 1 short of oil 2 pumping port and exhaust port error connection 3 oil pipeline plugging 4 pump problems 5 pump in a foreign substance blockage 6 ambient temperature reaches or exceeds the oil vapor pressure 7 steam pressure is lower than the index 8 gas temperature too high Solution > < The 1 gas 2 gas pipeline and an air pumping opening connection 3 off pump, cleaning and replacement with the requirements of the oil 4 goods to replace oil pump repair 5 clean up pump 6 lower environment temperature and air circulation 7 changing to meet the requirements of the pump oil 8 change process or with cooling system Issue three, exhaust gas near the pump leakage The 1 exhaust port type O seal damage 2 tank surface sealing pad damaged The 3 surface of the pump body seal pad damaged Solution > < 1 replacement of a new sealing ring 2 replacement tank surface sealing pad 3 replacement tank surface sealing pad Issue four, smoke or mist is overweight 1 excessive oil 2 gas ballast valve open 3 oil filter damage Solution > < 1 reduction in oil 2 turn off gas valve 3 replacement oil filter Solution > < Issue five, 1 dirty oil in the process of pollution 2 oil is not suitable 3 oil shortage The 4 vacuum leakage is too large 5 protective inert gas shortage Solution > < 1 replacement pump oil or cleaning 2 after cleaning with provisions of the oil pump 3 add enough oil pump 4 repair leaks, or replace pump oil 5 process containing corrosive, dangerous or radioactive gas must be with enough protection gas Issue six, stop pump system in air 1 system leakage The 2 sealing valve damage Solution > < 1 repair parts The 2 sealing valve repair Issue seven, abnormal noise The 1 connector damage 2 short of oil 3 pump worn or damaged 4 blade damage The 5 exhaust valve plate without filter 6 problems of motor bearing Solution > < 1 replacement connections The 2 gas 3 repair or replacement of oil pump 4 remove the pump oil, Replacement Blades 5 plus screens 6 motor repair Issue eight, pump oil consume too much The 1 oil outlet seal ring wear The 2 seal damage or installation error 3 oil casing damage or corrosion The 4 oil inlet and oil outlet leakage 5 pump body and the seal between the gasket leak Solution > < The 1 seal replacement 2 replacement of oil seal, oil inlet pipeline inspection 3 replacing oil set 4 new O ring 5 replacement gasket Issue nine, the pump can not be started The 1 pump stuck 2 pump oil of high viscosity 3 pump wear or foreign material agglomeration 4 motor voltage mismatch The 5 connection error 6 motor error Solution > < 1 remove pump repair 2 keep the temperature higher than 12 degrees or oil 3 replacement of damaged or cleaning 4 replacement motor 5 check and repair line 6 replacement motor Issue ten, the pump can not reach the limit vacuum degree 1 gas ballast valve open The 2 suction pipe is too small The 3 exhaust pipe diameter less than the diameter of outlet 4 vacuum system leaks 5 main valve problem 6 oil is not suitable 7 oil contaminated or the oil is too little 8 delivery pipe plug 9 shaft oil seal damage The 10 baffle installation error The 11 exhaust valve failure 12 vacuum gauge damage Solution > < 1 turn off gas valve 2 replacement of suitable diameter suction tube 3 replacement of suitable diameter exhaust pipe 4 repair system leak 5 repair main valve 6 in accordance with the provisions of the oil 7 the oil or gas 8 open the pump body repair 9 oil seal replacement 10 remove installed correctly 11 replacement exhaust valve 12 repair vacuum gauge |