B1GG0RK1 - 206 TU ENGINE DW8 ENGINE

DRAINING - FILLING - BLEEDING COOLING SYSTEM

1 - SPECIAL TOOLS

[1] filling cylinder (-).0173/2 .

2 - DRAINING

TU ENGINE

DW8 ENGINE

ALL MODELS

Carefully remove the expansion chamber cap .

Unscrew the radiator drain plug (1) .

NOTE : fit a pipe to the outlet to allow clean drainage of the system .

TU ENGINE

DW8 ENGINE

ALL MODELS

Open the bleed screws (2) .

DW8 ENGINE

Drain the engine by removing the plug (3) .

ALL MODELS

3 - FILLING AND BLEEDING THE SYSTEM

Before any re-filling operation, flush the cooling circuit with clean water .

WARNING : check the cooling system for leaks .

DW8 ENGINE

TU ENGINE

ALL MODELS

Fit the filling cylinder [1] to the filler opening .

Open all the bleed screws .

Fill the circuit slowly with coolant .

Close the bleed screws in the order in which the liquid flows without bubbles .

The filling cylinder must be filled to the 1 litre mark to bleed the heater matrix correctly .

Start the engine .

Maintain the engine speed at 1500 to 2000 rpm until the end of the second cooling cycle (fan(s) starting then stopping) keeping the filling cylinder filled to the 1 litre mark .

Stop the engine .

Remove the filling cylinder [1] .

Immediately tighten the plug on the expansion chamber .

If necessary fill up to the level of the maximum mark (Engine cold) .