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5. Measure the outer diameter at a height of 7 mm
from the piston skirt
Maintenance limit: φφ94.43 mm
6. Calculate the gap between the cylinder and the
piston.
Maintenance limit: 0.1mm
7. Measure the outer diameter of the piston pin
Maintenance limit: φ19.99 mm
8. Calculate the clearance between the piston and
the piston pin
Service limit: 0.025 mm
Piston Ring Installation
1. Thoroughly clean the groove of the piston ring;
2. Install the piston ring;
Notice:
1、 During installation, the piston and piston
rings should be protected from damage;
2、 When installing the piston ring, do not
install the first ring and the second ring
wrongly .
The marked side of the first and second rings
faces the top of the piston ;
3、 After installation, the piston ring should
rotate flexibly .
3. The gap between each ring in the oil ring
should be matched with the gap of the spacer ring;
when installing the oil ring, the spacer ring should be
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