ENGINE AND CYLINDER BLOCK ASSEMBLY
Oil-coolant heat exchanger: Removal - Refitting
I - REFITTING PREPARATION OPERATION
aUsing the buffing pads, clean the pressure faces of
the oil-water heat exchanger and the cylinder block.
aFit new seals on the oil-water heat exchanger with
aCheck the condition of the oil-water heat exchanger
II - REFITTING OPERATION FOR PART
aCoat the nipple with high resistance thread lock.
-the coolant-oil heat exchanger,
-the oil-coolant heat exchanger nipple.
aFit a new seal on the oil filter holder.
-the oil filter holder,
-the oil filter mounting bolt.
aTighten the oil filter mounting bolt.
-the oil pressure sensor connector,
-the cooling hose using the (Mot. 1448).
III - FINAL OPERATION
aClip the cooling hose on to the lower section of the
engine cooling fan.
aPosition the expansion bottle.
aRefit the expansion bottle bolt.aFill the cooling system (see 19A, Cooling, Cooling
system: Draining - Refilling, page 19A-9) .
-the front bumper (see Front bumper: Removal -
Refitting) (MR 412, 55A, Exterior protection),
-the front wheel arch liners (see Front wheel arch
liner: Removal - Refitting) (MR 412, 55A, Exterior
-the front wheels (see Wheel: Removal - Refitting)
(MR 411, 35A, Wheels and tyres),
-the engine cover. WARNING
The joint faces must be clean, dr y and free from
grease (avoid ﬁnger marks).
The gaskets must always be replaced with new
The oil-water heat exchanger nipple seals cannot
be separated; the entire assembly must be