谈发动机烧瓦瓦指的是连杆轴瓦和曲轴瓦，烧瓦是轴瓦和轴颈较长时间干摩擦而引起的故障。烧瓦程度有轻重之分。轻者，可用０号砂纸打磨轴瓦和轴颈。打磨后，若二者配合间隙增加，可在瓦片背部垫上适当厚度的用皮，就可恢复工作。重者，可能烧伤轴颈，甚至使轴颈报废。这种... Talking about the engine to burn tile refers to the connecting rod bearing and crankshaft bush, bush is a bearing and journal longer dry friction caused the fault. Degree of burning tiles have the distinction. Light, sandpaper can be polished with No. 0 sandpaper and journals. After sanding, if the gap between the two increases, the back of the tile can be padded with the appropriate thickness of the skin, you can resume work. In severe cases, the shaft may burn, or even scrap the shaft. This ...