Checking The Timing Belt And Sprocket; Installing The Sprocket And Timing Belt - SELVA MARINE Wahoo 15 Service Manual

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5. Hold the driven sprocket using the spe-
cial service tool 4, and then remove the
driven sprocket bolt 3.
3
NOTE:
Make sure that the driven sprocket does not
turn when loosening the driven sprocket bolt.
Flywheel holder 4: 90890-06522
6. Remove the driven sprocket and Woo-
druff key.
7. Install the power unit onto the special
service tool 5 as shown, and then
remove the drive sprocket nut 6.
7
6
NOTE:
• Use a deep 41 mm socket 7 to loosen the
drive sprocket nut 6.
• Make sure that the power unit does not turn
when loosening the drive sprocket nut 6.
5-31
Power unit
4
S6AG5B30J
5
S6AG5A70
Shaft holder 5: 90890-06069
8. Remove the
sprocket, and Woodruff key.
Checking the timing belt and
sprocket
1. Check the interior and exterior of the tim-
ing belt. Replace if cracked, damaged, or
worn.
2. Check the drive sprocket and driven
sprocket. Replace if cracked, damaged,
or worn.
Installing the sprocket and timing
belt
CAUTION:
Unless directed to do so in the following
instructions, do
sprocket or driven sprocket when the tim-
ing belt is not installed. Otherwise the pis-
tons and valves will collide with each
other and be damaged.
1. Check that the keyway a in the crank-
shaft and the mating surface b of the
crankcase and
aligned.
2. Install the Woodruff key 1, drive
sprocket 2, and retaining plate 3, and
then install the drive sprocket nut 4 tem-
porarily.
retaining plate, drive
not turn the drive
cylinder block
a
b
S6AG5A90
6AG3J11
5
5
are