Yamaha F225F, Service Manual

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8-34
Drive shaft and lower case (regular rotation model)
0
1
2
3
4
5
6
7
8
9
10
A
7. Place a block of wood between the anti-
cavitation plate and the propeller to
prevent the propeller from turning, and
then tighten the propeller nut
m
to the
specified torque.
8. Install a new cotter pin
n
. NOTICE: Do
not reuse a cotter pin, always replace
it with a new one.
TIP:
If the slots in the propeller nut
m
are not
aligned with the cotter pin hole, tighten the
propeller nut
m
until they are aligned.
9. Fill the lower unit with gear oil up to the
proper level. See steps 7–10 in
“Changing the gear oil” (10-10).
Installing the lower unit (U-transom
model)
• Make sure to disconnect the battery
cables from the battery, and remove the
clip from the engine shut-off switch.
• When installing the lower unit with the
power unit installed, make sure to sus-
pend the outboard motor. Otherwise, the
outboard motor could fall suddenly and
result in severe injuries.
• When loosening or tightening the pro-
peller nut, do not hold the propeller
using your hands.
1. Check that the shift rod is in the N posi-
tion. See steps 1 and 2 in “Installing the
lower unit (X-transom model)” (8-33).
2. Install the lower case stud bolts
a
, and
then tighten it to the specified torque.
3. Install the dowels
b
, rubber seal
c
, and
extension
d
, and then install the adapter
e
and speedometer hose
f
.
4. Install the dowels
g
and lower unit
h
,
and then tighten the lower case mounting
nuts
i
and lower case mounting bolts
j
and
k
to the specified torque.
NOTICE: Make sure to align the
splines on the lower unit shift rod with
the splines on the upper case shift
rod. Otherwise, the shift rods could be
bent.
Propeller nut
m
:
54 N·m (5.4 kgf·m, 39.8 ft·lb)
m
n
Lower case stud bolt
a
:
23 N·m (2.3 kgf·m, 17.0 ft·lb)
a
a
a
a