CAUTION
ELECTRIC VENTILATION IS CONTROLLED BY THE TEMPERATURE MEASURED AT THE HEAD.
THE ELECTRIC VENTILATION START DOES NOT MEAN THAT THE VENTING HAS BEEN COM-
PLETED.
VENTING IS COMPLETE WHEN THE EXPANSION TANK TEMPERATURE RISES.
Water pump - overhaul
In case of noise or fluid leaks from the water pump
drainage hole, inspect the pump as described in
the "Flywheel cover" chapter.
Proceed to carry out a few preliminary operations
as described below:
•
Place the vehicle on its centre stand
and on flat ground.
•
Remove the right footrest as described
in the "Body" chapter.
•
Remove the muffler to access the fly-
wheel cover, as described in the "En-
gine" chapter.
•
Empty the cooling system, removing
the hoses located on the water pump
cover and the loading cap located on
the expansion tank.
CAUTION
THIS OPERATION MUST BE CARRIED OUT WHEN THE
ENGINE IS COLD.
•
Remove the water pump cover shown
in the figure by loosening the 6 fasten-
ing screws.
•
Follow the instructions provided in the
"Engine" chapter to partly discharge
the system and to inspect the pump.
•
Once the fault has been fixed and all
components have been replaced, fill
and purge the system again.
N.B.
FOR CHANGING THE COOLANT AND BLEEDING THE
SYSTEM, SEE CHAPTER "COOLING SYSTEM".
Characteristic
Cooling system Beverly 500 i.e.
COOL SYS - 306
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