2.
Install the Woodruff key
3
, drive sprock-
et
4
.
NOTE:
Align the key groove of the crankshaft and
the mark on the cylinder block.
3.
Check that the cut-out
c
on the drive
sprocket is aligned with the “
▼
” mark
d
on the cylinder block.
4.
Install the new timing belt
5
from the
drive sprocket side first with its part num-
ber in the upright position.
NOTE:
Alternately push down on the drive and then
driven sprocket until timing belt is properly
seated.
POWR
5-19
6D45F11
Power unit
5
6D450440
66M
Checking the timing belt and
sprockets
1.
Check the interior and exterior of the tim-
ing belt for cracks, damage, or wear.
Replace if necessary.
2.
Check the drive sprocket
1
and driven
sprocket
2
for cracks, damage, or wear.
Replace if necessary.
Installing the timing belt and
sprockets
1.
Install the washer, Woodruff key and
check that the “1” mark
a
on the driven
sprocket
1
is aligned with the “
▼
” mark
b
on the cylinder head, and then tempo-
rary tighten the bolt
2
.
c
C
Do not turn the drive sprocket or the dri-
ven sprocket when the timing belt is not
installed. Otherwise the piston and valves
will interfere with each other and be dam-
aged.
b
a
6D430410
2
1
4
3
6D450420
c
d
6D450430
2
1
6D450400
6D45F11-05 03.10.9 20:44 Page 22
