TOHATSU BFT115A Service Manual page 414

CYLINDER HEAD
Set the chain case (1) against the crankcase side (2)
and install it to the cylinder block (3).
Loosely install the two bolts (6 × 31 mm) (4).
Loosely install the other bolts and tighten them to the
specified torque in two or three steps.
TORQUE:
12 N·m (1.2 kgf·m, 9 lbf·ft) :
39 N·m (4.0 kgf·m, 29 lbf·ft) :
• Do not slide the chain case when installing it. It will
cause uneven application of the liquid sealant.
• Be careful not to drop the O-ring and chain case
packing.
After installing the chain case, push the excess sealant
(1) into the T-shaped mating surfaces (2) of chain case
(3), cylinder block (4) and cylinder head (5) on both
sides.
14-22
THREE BOLTS (6 × 25 mm) (5)
TEN BOLTS (6 × 28 mm) (6)
TWO BOLTS (6 × 31 mm) (4)
BOLT (SH) (6 × 38 mm) (7)
TWO BOLTS (10 × 43 mm) (8)
BOLT (10 × 70 mm) (9)
(3)
(9)
(6)
(7)
(1)
(5)
(2)
(1)
(2)
(8)
(4)
(5)
(3)
(4)