B1GI0HK1 - 607 EW12J4 ENGINE
DRAINING - FILLING - BLEEDING COOLING SYSTEM
1 - DRAINING
Remove the cap from the expansion tank .
Unscrew the radiator drain plug (1) .
NOTE : fit a pipe to the outlet to allow clean drainage of the system .
Open the bleed screws (2) .
Drain the engine by removing the plug (3) .
2 - FILLING AND BLEEDING THE SYSTEM
2 - 1 - SPECIAL TOOLS
[1] filling cylinder (-).0173 .
2 - 2 - OPERATING PROCEDURE
Before any re-filling operation, flush the cooling circuit with clean water .
WARNING : check the cooling system for leaks .
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 a speed between 1500 and 2000 rpm until the end of the second cooling cycle (the cooling fan(s) cutting in then stopping) while keeping the filling cylinder full to the 1 litre mark .
Stop the engine .
Remove the filling cylinder [1] .
Fitting of a less expandable fuel pipe .
If necessary fill up to the level of the maximum mark (Engine cold) .