![](../../../img/11/AC310987AB00ENG.png)
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1.Loosen the nut for
alternator pivot bolt and alternator fixing
nut. 2.
caution |
To reuse the drive belt, draw
an arrow indicating the rotating
direction (clockwise) on the back of the belt
using chalk, etc.
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Turn the adjusting bolt in the anti-clockwise
direction (to the left) to remove the drive
belt.
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![](../../../img/11/ACB04319AA00ENG.png)
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Remove the securing clips on the
vehicle front side to create sufficient clearance for
the removal and installation of the crankshaft
pulley.
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Disconnect the clamp of the
A/C compressor suction hose from the side member
to create sufficient clearance for the removal and
installation of the crankshaft pulley centre
bolt.
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![](../../../img/11/ACC04376AB00ENG.png)
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1.Use the following special
tools to support the crankshaft pulley.
- Front hub and flange yoke holder (MB990767)
- Pin (MD998719)
2.Loosen the crankshaft pulley centre bolt and
remove the crankshaft pulley washer and
crankshaft pulley.
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![](../../../img/11/AK901203AB01ENG.png)
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1.Using a rag, wipe dirt on
the crankshaft thread hole and the crankshaft pulley
washer. 2.Using a rag, wipe dirt on the crankshaft
pulley and then degrease the place specified
in the illustration.
note |
Perform degreasing to prevent
the friction resistance from decreasing in the
compressed
area due to the residual oil.
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3.Install the crankshaft
pulley. 4.Apply the minimum amount of engine oil
to the crankshaft bolt threads and the seating
surface.
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![](../../../img/11/ACC04376AB00ENG.png)
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5.Use the following special
tools as during removal to support the crankshaft
pulley.
- Front hub and flange yoke holder (MB990767)
- Pin (MD998719)
6.Tighten the crankshaft pulley centre bolt to
the specified torque. Tightening torque: 50
N·m
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![](../../../img/11/AK901204AB00ENG.png)
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7.As shown in figure A, put
a paint mark on one angle of the crankshaft pulley centre
bolt.
Then, put a paint mark on the crankshaft pulley on the
extended line of the angle next to the
marked angle. 8.
caution |
- When the tightening
angle is smaller than the specified
tightening angle, the appropriate
tightening capacity cannot
be secured.
- When the tightening angle is larger than
the specified tightening angle, remove
the bolt to start from the beginning
again according to the
procedure.
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Tighten the crankshaft pulley centre bolt in a
60°, and check that the paint
mark on the crankshaft pulley centre bolt aligns with the
paint mark on the crankshaft pulley
as shown in figure B. 9.Loosen the crankshaft
pulley centre bolt completely after steps 6 to 8, and then
repeat
steps 6 to 8.
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![](../../../img/11/AC704717AD00ENG.png)
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caution |
- To reuse the drive belt, install it by
aligning
the arrow mark on the backside of belt
marked at the removal with the rotating
direction.
- Check that the notches of notched pulley
and notches of drive belt are fit
correctly.
- Check that the drive belt is installed
in the centre of flat surface of flat
pulley.
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![](../../../img/11/ACA00740AD00ENG.png)
![](../../../img/11/AC706892AH00ENG.png)
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Install the drive belt to each
pulley as shown in the figure.
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