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一台装用WD615型柴油机的挖掘机出现两种故障:一是怠速状态自行熄火;二是喷油泵漏油。1.怠速自行熄火分析认为,油路中窜入空气造成了怠速自行熄火。检查低压油路和喷油泵进油口前油路没有问题,证明喷油泵内的空气不是从进油口前油路进入的。
One equipped with WD615 diesel excavator appeared two kinds of faults: First, self-extinguishing idle state; second is the fuel injection pump leaks. 1. Idle self-extinguishing analysis that the fleeing into the air caused by the idle self-turn-off. Check the low-pressure oil and fuel pump inlet before the oil is no problem to prove that the air inside the fuel pump is not from the oil inlet into the front.