Engine block several forms of damage and repair methods
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1, the cylinder head bolt hole slide wire or damaged
This kind of situation is due to the tight cylinder head nuts when too much force or dao cylinder. If the individual wire hole slide wire, wire to change, and one with the silk hole form a complete set of cylinder head bolt. If the wire hole breakage or multiple orifice slide wire is not fixed.
2, frost crack
This is the most prone to winter diesel machine damage. The body appear crack only without mechanical parts of the cold welding method can be used to repair. On both ends of the crack to play the check in first, and then planted some nails, along the crack perpendicular to the direction of crack filling several boards again, with low carbon steel electrode along cracks and filling plate welded. Pay attention to the edge, edge with a small hammer tapping welding with all correction after welding with a flame.
3, trachoma,
With steel taper bore hole first, then use aluminium wire plug, or blocked by spot welding method.
4, up and down balance shaft end 205 bearing hole wear.
This situation must be repaired immediately. Bearing hole wear lighter, available increase 205 bearing outer circle method to repair, and the bearing outer ring with oxygen welding wire symmetry points in a small, use file to fix, then pressed into the bearing hole can be used.
Another method is to use 2 mm thick plate to do a hole for 50 mm pad, the Pacific Ocean in three wire hole is done on flat pad and the body, with flat head screws up. When worn bearing hole, and assembling can be boring and the original hole and insert the bushing and the integration of a body to do three small orifice, with screws.
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