length RENAULT TWINGO RS 2009 2.G Engine And Peripherals Workshop Manual

11A-60
TOP AND FRONT OF ENGINE
Timing belt: Removal - Refitting
K4M
11A
2 - Refitting the timing belt
aFit a new tensioning roller by positioning the tension-
ing roller lug in the rib (22) .
aScrew on the tensioning roller nut without tightening
it.aRefit:
-the cottered crankshaft timing sprocket (23) ,
-a new timing belt,
-a new fixed roller (24) .
aPosition the (Mot. 1490-01) on the camshaft sprock-
ets.
aTorque tighten the fixed roller bolt (50 N.m) using
the tool (Mot. 1368), a junior torque wrench and a 15
mm socket.
aRemove the tool (Mot. 1490-01).
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Note:
Take care to properly tighten the timing belt
between the two camshaft sprockets.
Note:
Before torque tightening the fixed roller, always
adjust the junior torque wrench to 25 N.m
(tighten using the Mot. 1368 tool) to obtain a
tightening torque of 50 N.m on the fixed roller
bolt. The 25 N.m adjustment value is only valid
for a 300 mm long torque wrench (length mea-
sured between the square dr ive and the centre of
the handle). If the length of the torque wrench is
different, a new adjustment value m ust be used
(see Tightening torques: General information)
(01D, Mechanical introduction).

11A-78
TOP AND FRONT OF ENGINE
Rocker cover: Removal - Refitting
K4M
11A
II - REMOVAL OPERATION
aRemove the rocker cover bolts.
aDetach the rocker cover using a screwdriver.
aRemove the rocker cover.
REFITTING
I - REFITTING PREPARATION OPERATION
aAlways replace:
-the camshaft position sensor seal,
-the camshaft dephaser solenoid valve seal.
aUse SUPER CLEANER FOR JOINT FACES (see
Vehicle: Parts and consumables for the repair)
(04B, Consumables - Products) to clean:
-the rocker cover joint face if it is to be re-used,
-the cylinder head joint face.aUse SURFACE CLEANER (see Vehicle: Parts
and consumables for the repair) (04B, Consuma-
bles - Products) to degrease:
-the rocker cover joint face if it is to be re-used,
-the cylinder head joint face.
14497-5
Note:
The rocker cover bolts are not the same length;
mark their positions.
WARNING
Do not scrape the joint faces of the aluminium,
any damage caused to the joint face will result in
a risk of leaks.
WARNING
The joint faces must be clean, dr y and free from
grease (avoid finger marks).