19A-8
COOLING
Cooling system: Draining - Refilling
19A
a Pressurise the system using the toolto check that
there are no leaks (see 19A, Cooling, Engine cool-
ing system: Check, page 19A-3) .
a Refit the expansion bottle cap.
a Clean any surfaces soiled by the coolant.
IV - BLEEDING
a
Start the engine.
a Maintain the engine speed at 2,500 rpm until the en-
gine cooling fan starts for the third time (time re-
quired for automatic degassing).
a Maintain the engine speed at 1500 rpm varying the
engine speed rapidly (until the maximum engine
speed is reached) 2 to 3 times approximately every
2 minutes until the engine cooling fan starts for the
second time.
a Check that the heating is operating correctly.
a Let the engine cool until it reaches a coolant temper-
ature below 50˚C.
a Make sure the coolant fluid level is at the
« Maximum » mark.
a Refit the expansion bottle cap.
V - FINAL OPERATION
a Remove the coolant recovery tray.
a Refit the engine undertray.
a Refit the front bumper (see Front bumper assem-
bly: Exploded view) (55A, Exterior protection).
WARNING
Do not open the bleed screw whilst the engine is
running; this would damage the engine.
K4M
K9K
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