Renault F4R - Page 837

19A-70
COOLING
Plenum chamber: Removal - Refitting
F4R
19A
a Remove using the (Mot. 1448) :
-the top hose clip (1) from the coolant outlet unit,
-the heater matrix hose clip (2) .
a Disconnect:
-the top hose from the coolant outlet unit,
-the heater matrix hose.
a Remove the coolant temperature sensor (see 19A,
Cooling, Coolant temperature sensor: Removal -
Refitting, page 19A-101) .
II - OPERATION FOR REMOVAL OF PART
CONCERNED
a Remove:
- the bolts for the engine wiring harness channel,
- the coolant outlet unit bolts,
- the coolant outlet unit seal.
a
REFITTING
I - REFITTING PREPARATION OPERATION
a parts always to be replaced: Cylinder head coo-
lant outlet unit seal (10,06,01,19).
a Use SURFACE CLEANER (see Vehicle: Parts
and ingredients for the repairwork) (04B, Consu-
mables - Products) to clean and degrease:
- the cylinder head joint face,
- the coolant outlet unit housing if it is being reused.
a
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Note:
The coolant outlet unit bolts are not the same
length. Mark their position when removing them
from the coolant outlet unit.
WARNING
Do not scrape the joint faces of the aluminium,
any damage caused to the joint face will result in
a risk of leaks.