Specifications

19A-25
COOLING
Water chamber: Removal - Refitting
K4M
19A
REMOVAL
I - OPERATION FOR REMOVAL OF PART
CONCERNED
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 air resonator (see 12A, Fuel mixture,
Air resonator: Removal - Refitting, page 12A-2) .
a Drain the cooling system (see 19A, Cooling, Cool-
ing system: Draining - Refilling, page 19A-6) .
a Disconnect:
- the radiator top hose (1) from the water chamber,
- the passenger compartment heater hose (2) ,
- the expansion bottle hose (3) ,
- the coolant temperature sensor (4) .
a Unclip the hoses from their support at (5) .
II - REMOVAL OPERATION
a Remove:
- the water chamber bolts (6) ,
- the water chamber.
REFITTING
I - REFITTING PREPARATION OPERATION
a parts always to be replaced: Cylinder head cool-
ant outlet unit seal
a Use SURFACE CLEANER (see Vehicle: Parts
and consumables for the repair) (04B, Consuma-
bles - Products) to clean and degrease:
- the cylinder head joint face,
- the water chamber joint face, if being reused.
II - REFITTING OPERATION
a Refit the water chamber.
Tightening torquesm
coolant outlet unit bolts
(initial torque)
4 N.m
water chamber bolts 12 N.m
116637
116636
WARNING
To ensure proper sealing, the gasket surfaces
must be clean, dry and not greasy (avoid any fin-
ger marks).