Page 327 - Foton Workshop Manual - Sauvana

ENGINE MECHANICAL - ENGINE ASSEMBLY 12B-37

28. Remove the piston and connecting rod
assembly
(a). Rotate the crankshaft properly to make the
piston to be at the bottom, for easy removal
of fixed bolt of connecting rod cap.
(b). Remove the fixed bolts of the connecting
rod cap, take off the connecting rod cap
and lower bearing shell.
NOTICE:
Place the removed connecting rod cap and
bearing shell in proper order correspondingly, 12B
never mix them up.

(c). Use a stick to push out piston assembly
with caution.
(d). Take out piston assembly and upper
bearing shell from the opposite side.

(e). Rotate the piston to make the piston of the other cylinders to be at the bottom, the
disassembling method is the same with the above.
NOTICE:
• If carbon deposit exits in the bore hole, carbon deposit shall be firstly cleaned up,
avoiding scratch to the piston surface when removing the piston.
• When using a stick to push out piston assembly, never use metal objects, avoiding
damage to the connecting rod end.
• Use a marker to mark well on the piston and connecting rod, place the piston and
connecting rod assembly in the correct order, never mix them up.

Page 327