41
Snap ring of
piston pin
notch
①
Disassembly:
a) Piston
Make manufacturer's mark face up
when assembling. Be careful not to
confuse the first ring with the second
ring.
Make sure that piston ring
moves freely after assembling.
Make openings of various piston
rings keep away from the direction
of piston pin and scatter by 120 °.
②
Assembly:
a) Snap ring of piston pin
Jack the front end at the piston
groove, to clamp the other end
with a nose plier, and mount it in
the groove while turning.
Make the opening of snap ring be
away from the notch of piston.
“
▽
” mark
Manufacturer's mark
120
°
Ring 1
Ring 2
Oil ring assembly
Connecting rod
Assembly:
Make longer side of big end part be
toward "
▽
" mark of the piston, to
assemble on the piston.
