What is the replacement method of piston ring?

The piston ring is put into the cylinder liner, and there must be a certain opening gap at the interface; The piston ring should be installed on the piston. In the ring groove, there should be a certain edge clearance along the height direction; Chrome-plated ring should be installed in the first channel, and the opening should not face the vortex pit direction at the top of the piston; The openings of each piston ring are staggered at 120 ℃, and they are not allowed to face the piston pin hole; Conical section piston ring, the conical surface should be upward when installed; When installing the torsion ring, the chamfer or groove should be upward; When installing the combination ring, the axial lining ring should be installed first, then the flat ring and the wave ring should be installed. Two flat rings are installed on the top of the wave ring and a flat ring is installed on the bottom. The openings should be staggered from each other. The formula for installing piston ring: when installing conical ring and torsion ring, attention should be paid to the installation position and orientation of piston ring: 1. The inner circular groove of torsion ring faces up, while the outer circular groove ring faces down; 2. The small end of the conical ring is upward; 3, the inner circle chamfer ring, chamfer upwards; 4, the outer circle chamfer ring, chamfer downward; 5. The piston ring is marked with 'up' or '0', '△' and other marks on one side. During installation, the marked side must be installed upward; 6. The barrel surface ring or chrome-plated ring should be installed in the first ring groove; 7. When installing the combined steel strip oil ring, the lining spring should be first loaded into the groove, then the upper and lower blades should be installed, and the openings of the two blades should be staggered by 180 degrees.

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