12PSB-B diesel fuel injection pump test bench FUNCTIONS 1 Test fuel supply in every cylinder undet different rotation speed. 2 Test time of fuel supply in every cylinder. 3 Test performance of mechanical speed governors. 4 Test electromagnetic valve of distributor pumps. 5 Test sealing of fuel injection pump. 6 Test inner pressure and oil back pressure of distributor pump. 7 Test performance of pressure compensators. 8 Test performance of pneumatic speed governor. 9 Test negative pressure performance of pneumatic film speed governor. 10 Test performance of advance governor.
