19A-6
COOLING SYSTEM
Bleeding and filling the cooling circuit.
K7J, and 710 – K7M, and 710
19A
Before starting work, protect the electrical accessories
using plastic bags.
DRAINIG - FLUSHING
Mount the vehicle on a lift.
Remove the engine undertray.
Open:
-the cooling system at the lower radiator hose, using
tool (Mot. 1202-01) or (Mot. 1448),
-the expansion chamber and the bleed screw in or-
der to drain the circuit.
Close the bleed screw again.
Refit the bottom hose without the clip.
Refill the circuit with tap water to flush it.
Disconnect the lower hose.
Open the bleed screw,
Blow compressed air into the circuit through the ex-
pansion bottle valve aperture to remove as much wa-
ter as possible.
Refit the lower hose and its clip.
FILLING
Bleed screw (1) must be opened.
Essential special tooling
Mot. 1202-01 Clip pliers for cooling
system hose clips
(large model)
Mot. 1448 Remote operation
pliers for cooling sys-
tem hose clips
WARNING
- Drain the oil when the engine is warm.
- Flush and refill with oil with the engine cold or
warm.
- Never flush a warm engine (risk of major thermal
shock).
Note:
-Do not tighten the bleed screws.
-Fluid circulates continuously in the heater radia-
tor (the heater radiator contributes to engine
cooling).
WARNING
The engine must be stopped and the air conditio-
ning system must be switched off so that the
engine cooling fan is not running when you start.
108561
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