1.少装传动胶带半架式小四轮拖拉机装有3根或4根三角传动胶带,有的机手只装1根或2根顶3根使用。这样做,不仅使传动状况恶化,使输出功率下降,而且还会因胶带与胶带轮间打滑而出现胶带严重磨损、发热脱层和变形。因此,一定要按设计要求装足传动胶带。2.长期不清洗冷却系拖拉机水箱口向上敞开,使用和停放时会落入灰尘,有时加入不清洁的硬水,水中的杂质又会沉淀,灰尘 1 less installed drivetrain semi-trailer small four-wheel tractor equipped with three or four triangular drive tape, and some only install one or two hands 3 top use. In doing so, not only deteriorated transmission conditions and decreased output power, but also severe tape wear, heat delamination and deformation due to slippage between the tape and the tape reel. Therefore, be sure to install the full drive belt according to the design requirements. 2. Long-term non-cleaning cooling system tractor tank mouth open upward, use and parking will fall into the dust, and sometimes add unclean hard water, water impurities will precipitate, dust