In addition to the role www.ynzhongtian tractor plowing, planting, harvest, as well as ditching, irrigation and shedding the role, following the manufacturers to follow to go learn something. Ditching job usually tractor configuration is mainly 1KSQ a 35A Type (Front) or 1KSH a 35A type (Rear) small round disc trencher, mainly used excavation field drains. Ditching the main reason for poor job straight: flat cutter and tractor drive axle centerline symmetry center plane deviation exceeds a predetermined (1KSQ a 35A tolerance 8mm, 1KSH a 35A tolerance of 5 mm): cutter distorted, rack skew distortion. Coulter installation errors, coulter broken off and so on. Should pay attention to check, correct and rack cutter. Coulter peeling properly installed, carefully adjust the position of the cutter found coulter broken off, should immediately stop stalling. Replacement parts. Irrigation and threshing operations with the corresponding pumps and thresher, diesel pump flywheel belt attachment or thresher, relying on diesel driven pump or thresher rotating flywheel can be used for irrigation and threshing wheat and other crops.