Maintenance
Drive unit/diesel engine
BA RC50_RC70 en 00
143
If there is insufficient coolant, only fill up coolant in the mixing
concentration through filling opening [1] on the compensation tank.
If there is a considerable loss of coolant, determine the cause and
rectify.
4.03.13 Changing the coolant
& Only lubricants with this symbol are permitted ("Technical data",
page 160 onwards).
Switch off the diesel engine and remove the ignition key.
Open the sealing cap [1] on the compensation tank.
Remove the plug [3] from the end of the drain hose [2] and discharge
the coolant in a container provided for this purpose.
Screw the plug [3] back in.
Set the temperature regulator for the cab heating to maximum
temperature.
Fill coolant up to the centre of the fill level indicator [4].
Close the filling opening with the sealing cap [1].
Start the diesel engine and bring it to operating temperature
(thermostat opens).
Switch off the diesel engine and remove the ignition key.
Only check the coolant level when the diesel engine is cold. If
necessary, top up the coolant.
a
Correct coolant level: Centre of fill level indicator [4] on the
compensation tank.