One is using a silk cover air filter. In order to enhance the filtration effect, some robots cover the air filter of the tractor with a silk cloth, which is believed to make the air cleaner. Do you not know, silk cloth will hinder the air from entering the cylinder smoothly, make the air supply of the cylinder insufficient, the combustion is incomplete, cause the tractor to smoke black smoke and power drop.
The second is to tighten the cylinder head cap screws with the adjustable wrench. The tightening force of the engine cylinder head nut must be balanced. Use special sleeves and torque wrenches to evenly tighten the diagonal from the middle to the edge. Some hand-operated wrenches are used instead, which is easy to overpower, screw nuts broken, and screw tightening torque is uneven, it is easy to cause cylinder head plane deformation.
The third is to wipe the parts with cotton yarn. When the diesel engine is overhauled, some operators will repeatedly scrub parts and the interior of the crankshaft with cotton yarn and diesel oil. This removes the oil, but burns the tiles for a short time. This is because a layer of cotton fiber is attached to the oil filter in the oil pan, which prevents the oil from entering the oil channel and causes burning of the tiles. So, clean the parts Application brush.

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