Yamaha F9.9F Owner's Manual page 72

Maintenance
3. Install the spacer (if equipped) and the
washer. Tighten the propeller nut to the
specified torque.
Propeller nut tightening torque:
F9.9FMH 17.0 Nm (1.73 kgf-m,
12.5 ft-lb)
4. Align the propeller nut with the propeller
shaft hole. Insert a new cotter pin in the
hole and bend the cotter pin ends.
NOTICE: Do not reuse the cotter pin.
Otherwise, the propeller can come off
during operation.
TIP:
If the propeller nut does not align with the pro-
peller shaft hole after tightening to the speci-
fied torque, tighten the nut further to align it
with the hole.
EMU29265
Dual thrust models
ECM00501
NOTICE
Make sure to use a new cotter pin and
bend the ends over securely. Otherwise,
the propeller could come off during opera-
tion and be lost.
1. Apply Yamaha marine grease or a corro-
sion resistant grease to the propeller
shaft.
66
[ECM01891]
2. Install the thrust washer, washer (if
equipped), and propeller on the propeller
shaft. Install the deflector on the propel-
ler. NOTICE: Make sure to install the
thrust washer before installing the
propeller. Otherwise, the lower case
and propeller boss could be damaged.
[ECM01881]
3. Install the washer and tighten the propel-
ler nut to the specified torque.
Propeller nut tightening torque:
FT9.9GE 21.0 Nm (2.14 kgf-m,
15.5 ft-lb)
FT9.9GEP 21.0 Nm (2.14 kgf-m,
15.5 ft-lb)
4. Align the propeller nut with the propeller
shaft hole. Insert a new cotter pin in the
hole and bend the cotter pin ends.
NOTICE: Do not reuse the cotter pin.
Otherwise, the propeller can come off
during operation.
TIP:
If the propeller nut does not align with the pro-
peller shaft hole after tightening to the speci-
fied torque, tighten the nut further to align it
with the hole.
[ECM01891]
ZMU02063