Westerbeke 20B TWO Tehnical Manual page 50

FRONT mark (arrow)
2. Installation of piston rings.
FRONT mark - - -.....
Rod front
--.------~
mark
Align notches -
accurately with
each other.
Tightening torque: ____
{O"\
3.2-3.5kg.m \01
Installation of Piston Rings and Connecting Rod Cap
Westerbeke Engines
Pressing
Push rod
Connecting rod
', ..... ~~-- Tool body
Ring set positions:
~
"r
mark and
d
OS size mark
No.1 ring.
No.2 ring.
oil ring
48
"r
mark and
OS size mark
OS size
identification
paint
Color of discrimination STO =Without color
O.25=White
O.50=Blue