How to Refit KYB Hydraulic Pump For Yanmar B50 Excavator ?
We will use pictures and video to show the programme
Our client Send a inquiry , he looking for a Hydraulic Pump for Yamar B50 Excavator
He also send nameplate as following.
In this picture, we know his KYB Pump is PSVD2-21 Hydraulic Pump , This hydraulci pump for Yanmar B50 Excavator.
This hydraulic pump has solenoid .
But we only have KYB pump namplate and video as following
We need use this pump Refit KYB Hydraulic Pump For Yanmar B50 Excavator .
We will add the soleniod on the yanmare excavator and make this excavator working normal.
We use these material and spare parts ( External solenoid valve+Pipe+plug ) to make a pump replaced Yanmar B50 Excavator

But we suggest of installation points of Replacement of KYB Pump
Please check this video at first
In this video, Our engineer said :
P1 contact low pressure pipe ,
P2, P3, P4 also contact low pressure pipe which your equipment want.
If you do not use this , changed plug fit on this oilhole to cutting the oil channel .
T is Return oil
A1, A2 for External solenoid valve