Recent content by hodinhtran

Good day sir I Have Hydraulic vane motor(Mitsubitshi model DVM-60-k-R-S1). I think the motor has right rotation. Is it right ? Suppose that it is the uni rotation motor.I use that motor as the pump. it is ok ? So please help me to choice the which rotation to drive the hydraulic motor work as...

Good day Sir, I got problem with dual counterbalance valve . My dual counterbalance valve comprise 2 relief valves. The valve is mounted direct on motor of the winch, and its position is between the motor and the tandem directional valve. there is no problem as the load is light. As the load is...

Good day sir. I have the two stage directional valve (upper stage valve is float type. Lower stage valve is tandem type). I use this valve (consist of upper and lower stage) with fix displacement pump for liftting load without counterbalace valve (or brake valve). So Motor overruned and...

Good day Sir Because i cannot post the drawing of circuit. So please go to the link to help CR4 - Thread: Which one of circuit is better ?

Sir, Can u help me , I got the Pump (cat pump on excavator 225) unirotation, I dont know how change the angle of the swash plate, can you help me to have any document about the pump. I am from VietNam so, it is difficult to contact with manufacture, I need data shet or service manual or some...

Good day sir. I got the problem with my PUMP. I don't know the name of manufacture or model code of the pump. But I am sure this is the piston axis pump, diameter of piston maybe 25 mm.the number of piston are 9. The inlet port is larger than outlet port. The rotation of pump is clockwise. The...

Good day sir. I got problem with directional valve. the type of directional val is tandem type (Port P is connect with port T. Port A and B is blocked) is fault. I have a question, Can I replace the fault directional valve type tandem by new directional valve type float (port A,B,T is...