Renault Laguna III Manual page 1244

Exhaust gas cooler: Removal - Refitting
K9K, and 780
1 - First fitting
a Use GREY ABRASIVE PADS (see Vehicle: Parts
and consumables for the repair) (04B, Consum-
ables - Products) to clean the joint face of the ex-
haust gas recirculation cooler mounting on the
timing end.
a Use SURFACE CLEANER (see Vehicle: Parts
and consumables for the repair) (04B, Consum-
ables - Products) and CLEAN CLOTHS to degrease
the joint face of the exhaust gas recirculation cooler
mounting on the timing end.
2 - Second fitting
a parts always to be replaced: Exhaust gas recir-
culation rigid pipe (11,07,01,08).
parts always to be replaced: Exhaust gas recir-
culation pipe seal (11,07,01,15).
ANTIPOLLUTION
14A-43
II - REFITTING OPERATION FOR PART
CONCERNED
1 - First fitting
a On the workbench, refit the exhaust gas cooler with
a new seal on the exhaust gas cooler mounting on
the flywheel end.
Note:
The exhaust gas cooler must be able to move in
relation to the exhaust gas recirculation mounting
on the flywheel end and the exhaust gas recircu-
lation mounting on the timing end so that it can
be adjusted correctly.
a Fit without tightening the exhaust gas cooler bolts on
the exhaust gas cooler mounting on the flywheel
end.
a Refit the exhaust gas cooler mounting on the timing
end equipped with a new seal.
a Fit without tightening the exhaust gas cooler mount-
ing bolts on the timing end.
a Fit the exhaust gas recirculation assembly onto the
cylinder head.
a Tighten:
- the exhaust gas cooler mounting bolts on the cylin-
der head on the flywheel end,
- the exhaust gas cooler mounting bolts on the cylin-
der head on the timing end.
a Tighten to torque:
- the exhaust gas cooler bolts on the exhaust gas
cooler mounting on the flywheel end (12 N.m),
- the exhaust gas recirculation cooler mounting
bolts on the timing end (12 N.m).
14A