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Maintenance: Freshwater system
Coolant. Drain
WARNING! Stop the engine and allow it to cool
down before draining. Hot oil and hot surfaces
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.
2. Open the vent tap (2) by the turbocharger and at
the keel cooling circuit return hose union (3).
3. Open the cocks shown in “Coolant. Drain” (stan-
dard system). Open also the cocks shown in “Sea-
water system. Drain” on systems without seawater
circuit. Collect the fluid in 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 cocks.
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