TOHATSU BFT115A Service Manual page 465

Remove the connecting rod bolts (1) and connecting
rod caps (2) of each cylinder.
• Store the removed parts separately for each
cylinder.
Remove the connecting rod bearings (3) and dowel
pins (4) of each cylinder.
Remove the crankshaft (1) and two thrust washers (2),
taking care not to damage the journal.
Remove the five upper main bearings (3).
• Check the main bearings for damage and replace if
necessary.
• Be careful not to damage the cylinder inner surface
by connecting rod when removing the crankshaft.
Remove the oil jet orifice (4) and O-ring (5) from the
cylinder block, then clean the orifice with a cleaning
solvent.
Inspect the crankshaft (page 15-32).
Remove the two oil jet bolts (1) and two oil jet bodies (2)
from the No.1 and No.2 cylinder.
Remove the piston/connecting rod assembly (1) from
the cylinder by pushing the connecting rod with the
handle of a hammer, taking care not to damage the
cylinder with the connecting rod.
• Before removing the piston assembly, remove the
carbon deposits from the cylinder with care not to
damage the piston head.
• Store the removed piston assembly components
separately for each cylinder.
Inspect the cylinder block (page 15-32).
CYLINDER BLOCK
(2)
(3)
(4)
(1)
(3)
(5)
(4)
(1)
(2)
(1)
(1)
(2)
15-17