东方红—75(54)发动机润滑系在使用中会出现机油压力低、机油温度高、滤清器及散热器效能减弱等故障。如不及时排除,将造成各机件迅速磨损,严重的会造成烧瓦、拉伤轴瓦等事故。由于润滑系各部分的工作既有独立性又相互制约,所以产生故障的原因往往是多方 Dongfanghong -75 (54) engine lubrication system will appear in the use of low oil pressure, oil temperature is high, filters and radiator performance weakened and other failures. If not promptly ruled out, will cause the rapid wear of the parts, will cause serious burning bush, bearing and other accidents. Due to the independence of the work of each part of the lubrication system and mutual restraint, so the cause of the failure is often multi-party