Тяжелый грязный насос
After 100 hours of operation, replace the engine oil, gear oil, motor oil, and brake fluid.
The reason:
The suction pipe is not filled with water
Blocked suction line or inadequate valve opening
The inlet pipe of the pump, the meter or the stuffing box are serious
The reason:
The suction pipe is not filled with water
Blocked suction line or inadequate valve opening
The inlet pipe of the pump, the meter or the stuffing box are serious