Renault Laguna III Manual page 295

ENGINE AND CYLINDER BLOCK ASSEMBLY
Oil-coolant heat exchanger: Removal - Refitting
F4R
II - OPERATION FOR REMOVAL OF PART
CONCERNED
a It is essential to mark the position of the coolant-oil
heat exchanger.
a Remove:
- the nipple (3) from the oil-water heat exchanger,
- the coolant-oil heat exchanger (4) ,
- the oil-water heat exchanger seal.
Note:
Watch out for the outflow of engine oil.
REFITTING
I - REFITTING PREPARATIONS OPERATION
a Use SURFACE CLEANER (see Vehicle: Parts
and consumables for the repair) (MR 415, 04B,
Consumables - Products) to clean and degrease:
- the oil-water heat exchanger joint face if it is to be
reused,
- the cylinder block gasket face.
WARNING
The joint faces must be clean, dry and free from
grease (avoid finger marks).
a Always replace the oil-water heat exchanger seal.
II - REFITTING OPERATION FOR PART
CONCERNED
a Refit:
- the new oil-water heat exchanger seal,
- the oil cooler,
- the oil-coolant heat exchanger fitting.
a Torque tighten the oil cooler nipple (60 Nm).
III - FINAL OPERATION.
a Connect the cooling hoses to the coolant-oil heat ex-
changer.
a Fit a clip on each oil-water heat exchanger cooling
hose using the (Mot. 1448).
a Remove the (Ms. 583) from the oil-water heat ex-
changer cooling hoses.
a Refit the oil filter (see 10A, Engine and cylinder
block assembly, Oil filter: Removal - Refitting,
page 10A-117) .
a Connect the pinking sensor connector.
120225
a Perform the following operations:
- top up of the coolant level,
- bleed the cooling system (see 19A, Cooling, Cool-
ing system: Draining - Refilling, page 19A-16) .
a Refit:
- the engine undertray,
- the engine undertray bolts.
a Tighten the engine undertray bolts.
10A-218
10A