90KW hydraulic plunger pump test bench；
1.
1.
Start the low-voltage oil supply motor
2.
2.
Adjust the low-pressure oil supply pressure control knob to adjust the oil
supply pressure to 1.5~2 MPa;
3. Start the main motor
4. Adjust the speed regulation knob to make the speed reach 800~1800 rpm;
Observe the driving tachometer, flow meter and loading pressure gauge at any
time
5. Adjust the loading pressure control knob to load,
a)
a) Precautions during loading:
Keep the rotating speed constant during pressurization
