Renault F4R - Page 457

12B-21
TURBOCHARGING
Turbocharger: Removal - Refitting
K9K, and 836
12B
a Use ABRASIVE PADS to clean the joint faces:
-the exhaust manifold,
-of the turbocharger if reused.
a Use SURFACE CLEANER (see Vehicle: Parts
and ingredients for the repairwork) (04B, Consu-
mables - Products) and CLEAN CLOTHS to clean
and degrease the joint faces:
-the exhaust manifold,
-of the turbocharger if reused.
a When replacing the turbocharger studs, torque tigh-
ten:
-the turbocharger studs on the exhaust manifold
(9 N.m),
-the turbocharger stud on the turbocharger (9
N.m).
II - REFITTING OPERATION FOR PART
CONCERNED
a Refit the turbocharger fitted with a new seal.
a Torque tighten the turbocharger nuts (28 N.m).
III - FINAL OPERATION
a Refit:
-the exhaust gas recirculation assembly (see 14A,
Antipollution, Exhaust gas recirculation as-
sembly: Removal - Refitting, page 14A-18) ,
-the exhaust gas recirculation rigid pipe (see 14A,
Antipollution, Exhaust gas recirculation rigid
pipe: Removal - Refitting, page 14A-30) ,
-the turbocharger oil return pipe (see 12B, Turbo-
charging, Turbocharger oil pipe: Removal - Re-
fitting, page 12B-22) ,
-the turbocharger oil supply pipe (see 12B, Turbo-
charging, Turbocharger oil pipe: Removal - Re-
fitting, page 12B-22) ,
-the exhaust gases duct at the turbocharger outlet
(see 12B, Turbocharging, Turbocharger outlet
exhaust gas duct: Removal - Refitting, page
12B-49) ,
-the engine undertray,
-the engine cover.