Production Description:

PQ400 Nozzle Tester
it can test the double spring injectors and usual injectors.

A Internal pressure meter
B Air supply meter
C Air supply throttle:If the throller whirls in clockwise, quantity of input air is less, oil of input is less. Inverse, the oil of input will increase.
D Governor valve:if governor valve circumgyrate to the bottom, rate of oil pressure and air pressure is 50:1, For example , if air pressure is 7 kg, oil pressure is 350 kg.
E Air switch valve:if the air switch valve is pulled , then the air valve opens, if the air switch valve is pushed, the air valve closes