Ccr-12psb Diesel fuel pump test bench Characteristics 1.Changing frequency changing rotation speed; 2.Small fall of rotation speed and large output torque; 3.High measuring precision; 4.Over-voltage, over-load and short circuit protection; 5.Ten kinds of rotation speeds presetting; 6.Constant temperature controlled; 7.Ultra-low noise; 8.Operating position: arbitrary side of the two work sides of the test stand; 9.Advance angle, rotation speed, count, temperature and air pressure are displayed on 15"crt or lcd; (optional)â  10.Built-in air resource; Functions 1.Measuring each cylinders delivery at various rotation speed; 2.Checking injection time of each cylinder statically; 3.Checking performance of mechanical speed governors; 4.Checking the electric magnetic valve of distributor pumps; 5.Checking performance of the pneumatic speed governors; 6.Checking performance of pressure compensators; 7.Measuring fuel return quantity of distributor pumps; (optional)â  8.Measuring internal pressure of the distributor pumps body; 9.Checking vacuum performance of pneumatic speed governors; (optional)