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有一台四川成都490Q涡流式发动机,由于烧机油严重,做了一次三级保养,换了气缸套、活塞、活塞环,磨了气门后,起动困难,向进气管点火强行起动,但没有怠速,加油不起。最后,把油泵、油嘴送我单位检查。 经检查,油泵、油嘴工作正常,我询问了一下情况后,断定是他们装错了活塞的原故。因为这种机型有二种,涡流式和直喷式,直喷
There is a Chengdu, Sichuan 490Q eddy current engine, due to serious burning oil, made a three maintenance, change the cylinder liner, piston, piston ring, after the valve is worn, starting difficulties, ignition to the intake pipe forced start, but no idling, Can not afford to gas. Finally, the pump, grease nozzle to my unit inspection. After inspection, pumps, nozzles work properly, I asked about the situation, concluded that they installed the wrong piston of the reason. Because there are two kinds of this type, eddy current and direct injection, direct injection