VALUES AND SETTINGS
Procedure for tensioning the timing belt
07
07-14
K4M engine
Refit:
– the timing belt,
– the pulley by tightening the mounting bolt using
Mot. 1368
(to a torque of
4.5 daNm
for information
only).
Belt tension
Shift the adjustable tension wheel index (A') by
7 to
8 mm
beyond the fixed index (7), using a
6 mm
Allen
key (in B).
NOTE:
position (A) corresponds to the adjustable
index at rest.
Pre-tighten the tension wheel nut to a torque of
0.7 daNm.
Fit the crankshaft accessories pulley by moving the
bolt away from the pulley (
2 to 3 mm
clearance
between the bolt and the pulley).
NOTE:
– the crankshaft accessories pulley bolt can be reused
if the length under its head does not exceed
49.1
mm
(otherwise replace it),
– do not oil the new bolt. However, bolts must be oiled
if they are being reused.
Tighten the crankshaft pulley bolt to a torque of
2 daNm
then angle tighten to
135
°
±
15
°
(crankshaft
resting on the Top Dead Centre pin ).
Remove tool
Mot. 1496
for clamping the camshaft and
Mot. 1489
Top Dead Centre pin.
Turn the crankshaft clockwise twice (timing end), and
before the end of the second turn, tighten the pin
Mot. 1489
in the cylinder block and move the
crankshaft slowly and smoothly to rest on the pin.
Remove the Top Dead Centre pin.
Slacken the tension wheel nut by a maximum of one
turn, holding it with a
6 mm
Allen key.
Align the adjustable index with the fixed index and
tighten the nut fully to a torque of
2.7 daNm.
Содержание LAGUNA 2000
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