What are the cause of the bearing oil cut-off

The cause of the bearing oil cut-off ( 1) Stop oil system during operation when switching wrong operation, and the smooth hydraulic fork enhance surveillance at the end of the bearing oil cut-off, form the tile burning. ( 2) Unit after starting speed, speed regulating pump, did not pay attention to monitor pump pressure, due to work properly, shoot oil into the air to the main oil pump, pressure loss and smooth oil pressure decrease and linkage, several aspects in together, make the oil bearing fault, forming bearing shell tile burning. ( 3) Bush in his maintenance or operation in the shift. ( 4) Turbo generator set in the process of start and stop, high and low pressure oil pump at the same time. ( 5) The main oil pump work properly. ( 6) Oil system of accumulated a large number of failed to timely cleaning air, make the oil bearing instantaneous ask off. ( 7) Dc oil pump is not cast in time. ( 8) Device or repair, the reserved oil system of cotton and other sundry, infarction of tubing. ( 9) Intense vibration unit, can make the bearing shell sharply grinding damage.