Maintenance work on the superstructure
8.3 Engine
8 - 24 3 302 719 en Maintenance manual
GMK6300L-1
13.02.2018
Changing
Draining when the engine is cold
• Open the cap (1) on the expansion tank.
• Place a receptacle under the valve (2) in
the cooling circuit.
• Screw the connecting piece and hose on
to the valve (2) and drain the coolant;
à Handling the valves, p. 7 - 92.
• Remove the receptacle.
• Change the silicate cartridge; à p. 8 - 25.
Topping up when the engine is cold
• Slowly top up the expansion tank (1) with
coolant until it is filled up to the lower
edge in the filler neck.
• Wait about 1 minute. Add more coolant
if necessary.
• Close the cover (1).
Check it when the engine is warm
• Start the engine.
• Let the engine run at idling speed for approx. 5 minutes.
• Switch off the engine.
• Check the coolant level when the engine is warm; à Checking the coolant
level
, p. 8 - 15.
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