Westerbeke 6.5 MCG Service Manual page 23

PISTONS AND CONNECTING RODS
ARROW
FRONT MARK
NUMBERS INDICATE THE
SUGGESTED ORDER OF
DISASSEMBLY
REMOVING THE CONNECTING RODS/PISTONS
Thrn the engine over and remove the connecting rod bearing
caps and the connecting rod bearings, note the markings on
the bearing cap and keep the disassembled
parts
(connecting
rod, rod cap, piston, etc. classified by cylinder. If
the
marks
are worn away be certain to remark them.
Disassemble the Pistons
Using the ring remover, remove the piston rings. While
removing the piston rings, note the order they are removed
and which side of the ring faces the piston crown.
21
111 PISTON RING
ft PISTON RING
OLT
STOPPER
NOTCH
Remove the Piston Pins
CYLINDER
NUMBER
Insert the special tool, push the rod, and guide B into the
piston pin then set the piaton and connecting rod assembly
on the pin setting base. Make certain that the front (arrow)
stamped on the piston top surface faces upwards. Using a
press, drive out the piston pin.
NOTE: Keep the disassembled piston. piston pin a:nd
connecting rod in order according to the cylinder number.