dej ntws
1. Cov twj tso kua mis dej kubmechanical seal yog hnav tawm. hloov.
2. Lub twj tso kua mis lub cev muaj cov xuab zeb qhov los yog tawg. Vuam kho lossis hloov.
3. Lub sealing nto tsis tiaj tus. Txiav.
4. Loose installation bolts. Fasten.
Lub cev muaj zog ua kom sov
1. Cov ntws ntawmCov twj tso kua mis dej kubloj heev, thiab kev ua haujlwm yog overloaded. Kaw lub qhov hluav taws xob valve.
2. Rubbing. Tshawb xyuas kom tsis suav nrog.
3. Cov Dej Kub Kub Cov Pumps lub cev muaj zog bearing puas lawm. Hloov cov kabmob.
4. Tsis txaus voltage. Voltage stabilization.