North Benz V3 parts of engine cold start is good, but the operation for a period of time temperature after flameout, restarting is difficult.
The reason
Mainly V3 accessories beiben injection pump and injector needle deputy vice due to severe wear. When a warm start, due to the high temperature fuel injection pump and fuel filter, fuel oil viscosity decreases, and the starting speed is low, the majority of diesel oil leaks from the gap caused by wear, starting fuel quantity insufficient starting.
The diagnosis and treatment methods
Emergency elimination method is: the car hanging on the block, dragged by other cars start. The speed of motor is driven by the high-speed rotation, the diesel engine can leak, to ensure that the starting amount of oil (which do not advocate, because of the pressure of Cummins turbocharged engine cylinder is relatively large, when the trailer starting connections of the impact force, affect the service life of the vehicle).
When the plunger pair or needle side wear, the beiben fuel injection pump test bench V3 accessories inspection debugging confirmation should be replaced with a new one.