Clean the machine. Open the inspection hole cover of each part of the machine, remove all the protective covers, remove the remaining debris in the roller room and the bridge conveying room, remove the small jigsaw plate, the bottom case of the cleaning room, inside and outside of the fan volute, and the outside of the transmission. Remains of straw weeds and dirt in the areas such as benches, bridges, and engine exteriors. After the cleaning is completed, start the machine and let the working parts run at high speed for 3-5 minutes to drain all remaining materials. Then rinse the outside of the machine with water and start the machine at high speed for 3-5 minutes to remove the remaining water. lubricating. Lubricate according to the combine harvester's lubrication chart, lubrication table and diesel engine manual, and then idle the engine with small and medium throttle for 5-10 minutes. Maintain the knife. First, move and fix the knife to separate the dirt and other residual materials attached to the knife. Check whether the riveting of the blade is loosened, whether the wear exceeds the standard, whether the tool bar has deformation, if it is loose, it must be riveted in time. If the wear exceeds the limit, Replace, if the tool bar deformation to correct. Then it is reinstalled as required, and the gap between blades is set to be within 0.20 mm after loading, and the power rod should be smooth and smooth, with no jamming, and then oiled and rustproof. Check the threshing roller. Replace the overweight threshing arches and correct the lateral changes of the arches. Check the fasteners. Fastening and loosening of fasteners should be promptly repaired and tightened. Check the drive chain. Remove the drive chains and clean them. Check if there are any cracks or other qualitative changes in the chains. If any problems are found, replace them in time. Servicing the drive belt. Remove all the drive belts and check if there are any conditions such as skid burns, aging, or damage due to long use time. Replace them if any. The belts that can be used continuously should be cleaned, dusted with talcum powder, installed in place, and adjusted as required before harvesting in the next season. Brush paint. Clean up the metal stripping surfaces on all surfaces of the machine and apply paint. Give adjustment threads at each adjustment point. Apply grease and lower the pull-out wheel and header to the lowest position. Lift the plunger rod into the cylinder.
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