Jianshe JS125-6B Maintenance Manual page 115

Piston and piston ring
1. Piston installment
Oil-bearing baffle
Scraper baffle
Second ring
First ring
Note
When install the first ring and second ring, dividing
top and bottom. The mark toward the top.
When install the oil ring, the scraper baffle should
be installed first
baffle, finally install the scraper baffle.
After assembling, make sure that the piston ring can
turn smoothly.
The connecting place among each ring should have
120 of angle difference.
2. Install
Piston
Piston pin
Piston pin circlip
Note
The arrow mark
engine.
Before installing the piston pin circlip, the crank-
case is covered with clean towel or cloth.
3. Install
Dowel pin
Gasket
105
, and then install the Oil-bearing
must toward the front of
ENGINE