Yamaha F4B Service Manual page 106

POWR
v
u
13. Remove the starter pulley w. NOTICE:
Apply force in the direction of the
arrow to prevent the flywheel holder
x from slipping off easily.
w
Flywheel holder x: 90890-06522
14. Install the washer y, flywheel magnet
nut z, and then tighten the flywheel
magnet nut z to the specified torque.
NOTICE: Apply force in the direction
of the arrow to prevent the flywheel
holder x from slipping off easily.
x
Flywheel holder x: 90890-06522
7-13
Power unit
x
z
y
Flywheel magnet nut z:
60 N·m (6.0 kgf·m, 44.3 ft·lb)
15. Install the special service tool A, and
then suspend
NOTICE: To prevent damage to the
engine or tool, screw in the puller set
bolts evenly and completely so that
the flywheel puller is parallel to the
flywheel magnet.
A
Flywheel puller A: 90890-06521
16. Loosen the power unit mounting bolts B
and C in the order a, b, and so on, and
then remove the power unit assembly.
PORT
C
d
B
a
STBD
C
g
B
b
the power unit.
c
h
i
B
B
f
e