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Maintenance: Freshwater system
5. When coolant that is free from air flows out, the
ventilation cocks must be closed. TAMD103: Refit
the plug in the heat exchanger.
6. Cease filling when the correct level is attained.
7. Start the engine and run it until it reaches operat-
ing temperature.
IMPORTANT! The engine must not be start-
ed before the system has been bled and
filled.
8. Stop the engine and allow it to cool down. Check
the coolant level and top up if needed.
Coolant. Drain
WARNING! Stop the engine and allow it to cool
down before draining. Hot fluids and hot surfac-
es can cause burns.
WARNING! Glycol is a health hazard (poison).
Collect the old coolant and leave it to a destruc-
tion plant.
1. Remove the filler cap on the heat exchanger.
2. Open the ventilation cock by the turbocharger.
3. Open the freshwater cocks (F) and allow the cool-
ant to run into a suitable receptacle.
IMPORTANT! Make sure the coolant really
runs out. It may be necessary to clean away
deposits inside the drain cocks.
4. Drain any other systems such as heater, water
heater, etc., connected to the freshwater system
too.
5. Close all drainage points.
TAMD103
2
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