Cooling System (Coolant Circuit): Description and Operation

Coolant Circuit

All Omega - B petrol engines are fitted with new radiators with a coolant drain bolt.

The coolant drain bolt (1) is at the front left looking towards front of vehicle) above the front axle body.

A new type of quick fitting connects the coolant hoses to the radiator pipe connection.

Function principle:

Press in closure ring (1) of coolant hose and slide in direction of arrow.

Attach the coolant hose to the radiator pipe

connection and then slide closure ring back

again.

I      Release closure ring

II    Lock closure ring