Maintenance
60
the correct torque is 1/4 turn to 1/2 turn past
finger tight using the spark plug wrench in-
cluded in the tool kit. Have the spark plug ad-
justed to the correct torque with a torque
wrench as soon as possible.
(3) Wipe off any water or dirt inside the spark
plug cap.
(4) Install the spark plug cap by pushing it
down until it is securely installed in its
original position.
(5) Securely install the hood in its original po-
sition.
EJU41180Lubrication points
Lubricate moving parts with water-resistant
grease. (See page 53 for information on the
main lubrication points.)
Intermediate housing
Fill the intermediate housing with water-resis-
tant grease through the grease nipple using a
grease gun.
EJU34225Checking the fuel filter
Check the fuel filter. The fuel filter should be
replaced if water or dirt is found in the filter.
Have a Yamaha dealer replace the fuel filter if
necessary.
EJU34441Adjusting the choke cable
Check that the choke cable is properly adjust-
ed.
To adjust the choke cable:
(1) Pull the choke knob out until it stops, and
then release the knob. The knob should
not move.
(2) If the choke knob moves back on its own,
tighten the choke knob adjusting nut
slightly. If the knob is difficult to move,
loosen the adjusting nut slightly. Recommended water-resistant grease:
Yamaha Marine Grease/Yamaha
Grease A
Grease quantity:
Initial 10 hours or 1 month:
20.0–22.0 cm³ (0.68–0.74 US oz,
0.71–0.78 Imp.oz)
Every 100 hours or 12 months:
3.0–5.0 cm³ (0.10–0.17 US oz,
0.11–0.18 Imp.oz)
1Fuel filter
1Choke knob adjusting nut
UF2F74E0.book Page 60 Tuesday, May 24, 2011 8:42 AM
