Closed Cooling Drain And Winterization
Warning: Do not drain anti freeze from
the closed cooling system drain plugs.
Note: Ensure that the
petcock (#3) is closed
before starting the engine.
Fig 4-29
Fig 4-30
Fig 4-31
Fig 4-32
Draining the seawater system
Use a suitable receptacle while draining.
Open the drain nipple (1) by carefully screwing the
nipple. Use a number 17 block spanner if the nipple
sticks. Drain all coolant and screw in the nipple by
hand.
Move the hose and then continue to drain the coolant
from the drain nipple (2) and (3)
Cleaning the seawater filter.
Warning! Risk for water penetration
Screw off the cover (1) and remove the
seal plate (2).
Lift out and clean the insert (3).
Important!
If the boat is used in water that has a lot
of contaminants, seaweed, etc. the filter
must be checked more frequently than
indicated in the maintenance schedule.
Otherwise there is a risk that the filter will
clog and the engine will overheat.
4-28 4-28
Storage And Commissioning
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