TOHATSU BFT115A Service Manual page 464

CYLINDER BLOCK
Remove the following parts from the cylinder block (1):
– Lower block (2)
– Oil seal (3)
– Dowel pin (18 × 22 mm) (4)
– Ten dowel pins (13 × 14 mm) (5)
Remove the five lower main bearings (1) from the lower
block.
• Check the lower main bearings for damage and
replace if necessary.
Remove the lower block orifice (2) from the lower block
and clean it with a cleaning solvent.
Check that the No.2 and No.3 cylinders (1) are at the
bottom dead center.
Loosen the connecting rod bolts (2) until they can be
turned by hand.
Turn the crankshaft until the No.1 and No.4 cylinders
(3) are at the bottom dead center.
Loosen the connecting rod bolts (4).
15-16
(2)
(5)
(1)
(2)
(1)
(2)
(4)
(4)
(3)
(4)
(2)
(1)
(3)