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67C3K11
3-6
1
2
3
4
5
6
7
8
9
6.
Install the oil filler cap and oil dipstick,
and then start the engine and warm it up.
7.
Turn the engine off, and then check the
oil level and that there is no oil leakage. If
the oil level is low, add engine oil to the
correct level.
Checking the timing belt
CAUTION:
Do not turn the flywheel magnet counter-
clockwise, otherwise the water pump
impeller may be damaged.
1.
Remove the manual starter and driven
sprocket cover. (M and W model)
Remove the flywheel magnet cover. (E
model)
2.
While turning the flywheel magnet clock-
wise, check the interior
a
and the exte-
rior
b
of the timing belt. Replace the
timing belt if cracked, damaged, or worn.
NOTE:
To replace the timing belt, see “Replacing the
timing belt” (5-3).
Checking the spark plug
1.
Disconnect the spark plug caps and
remove the spark plugs.
2.
Clean the electrodes
1
with a spark plug
cleaner or wire brush.
3.
Check the spark plug. Replace if the
electrodes are eroded, there is excessive
carbon or other deposits, or the gasket is
damaged.
4.
Check the spark plug gap
a
. Adjust the
spark plug gap if out of specification.
NOTE:
Perform steps 2–4 for each spark plug.
5.
Install the spark plugs, tighten them tem-
porarily, and then tighten them to the
specified torque using a spark plug
wrench.
Recommended engine oil:
4-stroke motor oil
API: SE, SF, SG, SH, SJ, or SL
SAE: 5W-30, 10W-30, or 10W-40
Engine oil quantity:
With oil filter replacement:
2.2 L (2.33 US qt, 1.94 Imp qt)
S67C3012
b
a
Specified spark plug:
DPR6EA-9 (NGK)
Spark plug gap
a
:
0.8–0.9 mm (0.031–0.035 in)
T
R
.
.
Spark plug:
17 N·m (1.7 kgf·m, 12.5 ft·lb)
Summary of Contents for F30A
Page 1: ...F30A F40B SERVICE MANUAL 67C 28197 3K 11 ...
Page 4: ......
Page 26: ...GEN INFO General information 1 21 67C3K11 MEMO ...
Page 150: ...POWR Power unit 5 55 67C3K11 MEMO ...
Page 236: ...BRKT Bracket unit 7 55 67C3K11 MEMO ...
Page 282: ......
Page 283: ...YAMAHA MOTOR CO LTD Printed in China Aug 2007 1 2 1 CR E ...