11A-166
TOP AND FRONT OF ENGINE
Cylinder head: Removal - Refitting
F9Q
11A
REFITTING
I - REFITTING PREPARATION OPERATION
a parts always to be replaced: Cylinder head bolts
(10,02,01,14).
parts always to be replaced: Cylinder head gas-
ket (10,02,01,04).
CLEANING THE CYLINDER HEAD
a
a Use SUPER CLEANING AGENT FOR JOINT FA-
CES (see Vehicle: Parts and ingredients for the
repairwork) (04B, Consumables - Products) to
clean:
-the cylinder head gasket face if being reused,
-the cylinder block gasket face.
a Use SURFACE CLEANER (see Vehicle: Parts
and ingredients for the repairwork) (04B, Consu-
mables - Products) to degrease:
- the cylinder head gasket face if being reused,
- the cylinder block gasket face.
a Use a ruler and a set of feeler gauges to check the
gasket face deformation (the maximum deformation
is 0.05 mm).
a Strip the cylinder head (see Cylinder head: Dis-
mantling) (Technical Note 6007A, 10A, Engine and
cylinder block assembly).
a Test the cylinder head for possible cracks using the
cylinder head test kit (see Garage Equipment Cata-
logue).
a Rebuild the cylinder head (see Cylinder head: Re-
fitting) (Technical Note 6007A, 10A, Engine and cy-
linder block assembly).
a Check for the presence of centring dowels (13) on
the cylinder block.
II - REFITTING OPERATION FOR PART
CONCERNED
a Refit:
-a new cylinder head gasket,
- the cylinder head,
- new cylinder head bolts.
IMPORTANT
Wear goggles with side protectors for this opera-
tion.
IMPORTANT
Wear leaktight gloves (Nitrile type) for this opera-
tion.
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
To ensure proper sealing, the gasket surfaces
must be clean, dry and not greasy (avoid any fin-
ger marks).
WARNING
Do not allow this product to drip onto the pain-
twork.
Clean the cylinder head carefully to avoid any
foreign bodies entering the oil return and supply
pipes.
Failure to follow this advice could lead to the
blocking of the various oil inlet galleries, which
would quickly result in engine damage.
WARNING
No regrinding of the cylinder head is permitted.
135576
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