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Checking the coolant level Checking and cleaning the
Checking coolant level
Daily, before starting.
4 Maintenance
VD00476
4Checking coolant level
Check the coolant level in the header tank. This has to be checked when the engine is cold. Remove the cap of the filler neck on the heat exchanger.
Warning!
Never open the cap on the header tank when the engine is at operating temperature.
VD00473
5Coolant level
The level of the coolant must be at the lower edge of the filler neck.
VD00477
6Topping up coolant
If necessary, top up. The internal cooling system can be filled with a mixture of anti-freeze (40 %) and tap water (60 %) or with a special coolant. For specification, see page 72.
Caution!
Never fill the cooling system with sea water or brackish water.