不拆卸诊断就是不经拆卸便可判断拖拉机的技术状态或故障。这种方法可避免因拆卸造成人力、物力和时间的浪费（尤其是盲目性拆卸），还可避免因拆卸造成机器零件的损伤。现将不拆卸诊断方法叙述如下。１温度、烟色变化法拖拉机在工作中，某些故障产生后，往往还会造成温... Without disassembling the diagnosis, the technical state of the tractor or the failure can be judged without disassembly. This method can avoid human, material and time waste (especially blind disassembly) caused by demolition, but also to avoid damage to machine parts due to disassembly. Now do not disassemble diagnostic methods are described below. 1  temperature, smoke color change method tractor at work, after some failures, often will result in temperature ...