Renault Laguna III Manual page 253

ENGINE AND CYLINDER BLOCK ASSEMBLY
Crankshaft seal, gearbox end: Removal - Refitting
V9X
Equipment required
refrigerant charging station
component support
Tightening torquesm
crankshaft cover bolts
(initial torque)
crankshaft cover bolts
REMOVAL
I - REMOVAL PREPARATION OPERATION
a
IMPORTANT
T o avoid all risk of damage to the systems, apply
the safety and cleanliness instructions and oper-
ation recommendations before carrying out any
repair (see Engine: Precautions for the repair)
.
WARNING
It is strictly forbidden to apply any pressure to the
engine oil sump. Damage to the sump will irrepa-
rably damage the engine by:
- blocking the strainer,
- raising the oil level above maximum, with a risk
of engine racing.
a Position the vehicle on a two-post lift (see Vehicle:
Towing and lifting) (02A, Lifting equipment).
a Disconnect the battery (see Battery: Removal - Re-
fitting) (80A, Battery).
a Remove:
- the engine cover,
- the engine undertray bolts,
- the engine undertray,
- the front wheels (see Wheel: Removal - Refitting)
(35A, Wheels and tyres),
- the front wheel arch liners (see Front wheel arch
liner: Removal - Refitting) (55A, Exterior protec-
tion),
- the front bumper (see Front bumper: Removal -
Refitting) (55A, Exterior protection).
a Drain:
- the cooling system (see 19A, Cooling, Cooling
system: Draining - Refilling, page 19A-16) ,
- the air conditioning circuit using a refrigerant
charging station (see Refrigerant circuit: Drain-
ing - Filling) (62A, Air conditioning).
a Remove:
5 Nm
- the headlights (see Headlight: Removal - Refit-
ting) (80B, Headlights),
12 N.m
- the front impact cross member (see Front impact
cross member: Removal - Refitting) (41A, Front
lower structure),
- the front end panel (see Front end panel: Remov-
al - Refitting) (42A, Upper front structure),
- the air filter unit (see 12A, Fuel mixture, Air filter
unit: Removal - Refitting, page 12A-13) ,
- the engine cooling fan assembly (see 19A, Cool-
ing, Engine cooling fan assembly: Removal -
Refitting, page 19A-121) ,
- the « cooling radiator - condenser - intercooler »
(see 19A, Cooling, Cooling radiator: Removal -
Refitting, page 19A-28) assembly,
- the electric coolant pump of the exhaust cooler
(see 19A, Cooling, Electric coolant pump: Re-
moval - Refitting, page 19A-159) ,
- the additional radiator (see Additional radiator:
Removal - Refitting) ,
- the radiator mounting cross member (see Radiator
mounting cross member: Removal - Refitting)
(41A, Front lower structure),
- the pipe between the reservoir and the steering box
(see Power-assisted steering pipes: Removal -
Refitting) (36B, Power-assisted steering),
- the battery disconnection unit (see Battery dis-
connection unit: Removal - Refitting) (80A, Bat-
tery),
- the protection and switching unit (see Protection
and Switching Unit: Removal - Refitting) (87G,
Engine compartment connection unit),
- the air resonator (see 12A, Fuel mixture, Air res-
onator: Removal - Refitting, page 12A-28) ,
- the electric coolant pump of the turbocharger (see
19A, Cooling, Electric coolant pump: Removal -
Refitting, page 19A-159) ,
- the expansion bottle (see 19A, Cooling, Expan-
sion bottle: Removal - Refitting, page 19A-152) ,
10A-176
10A