TOHATSU BFT115A Service Manual page 470

CYLINDER BLOCK
PISTON ASSEMBLY
Install the piston pin clip (1) on one side only.
• Wear eye protection as the piston pin clips can pop
out during installation.
• Make sure the piston pin clip does not align with the
cutout in the piston pin bore.
Put on heavy gloves, then using a heat gun, heat the
piston to approximately 70 °C (158 °F).
Apply molybdenum disulfide oil to the piston pin (1)
outer surface, pin holes in the piston (2), and to the
connecting rod (3) small end.
Install the piston pin so that the "
piston head points to the same direction as the model
mark (5) on the connecting rod.
Install another piston pin clip (6) to the opposite side.
• Wear eye protection as the piston pin clips can pop
out.
• Make sure the piston pin clip does not align with the
cutout in the piston pin bore.
15-22
(4)
" mark (4) on the
(5)
(2)
(6)
(1)
(1)
(3)