4. Technology custody. By combine the custody of the idle time to ensure that its integrity and good. ①remove dust and dirt, open the window all the crew, cover, guard and seriously to clear built-in throughout the Clipping, broken stalks, oil pollution, so that the cleaning crew. ② chain to unload, clean diesel oil after immersion in 20 minutes, with good paper stored separately; remove the tape, after the dry cleaning, add talc, take good care. ③ the replacement of various parts of lubricating oil, and then load without turning to a few. ④ friction in the workplace or parts of oil coated rust-proof paint stripping Department. ⑤ external machine wash water, dry cloth later add a small amount of lubricant. ⑥ into the machine down after the harvest on the Taiwan Dianmu, the driving wheel to wheel and the bridge by bridge from the top jack and pad Dianmu good, smooth and the body placed away from the tire, the tire pressure to reduce the standard atmospheric pressure of 1 / 3 . ⑦ safety clutch springs and other springs to relax. ⑧ save during the 10 lap crank rotation on a regular basis, monthly distribution of the hydraulic valve in each location pulled 15-20, the fuel tank to prevent corrosion of the surface of the work of the Pistons, the Pistons should be pushed to the bottom. ⑨ engine and animal cell technology according to their respective custody order for custody.