13 - HULL AND FURNITURE MAINTENANCE 382
• Carry out laying up of the yacht in a sheltered and dry place. If the yacht
is stationed outside, cover it with a waterproof sheet, in such a way that
allows ventilation. Otherwise the formation of damaging moisture could
be helped.
• Wash the yacht with fresh water.
• Check all systems and fastenings on the yacht: damages, wear, cracks
are signs of unsuitable use. Repair the damaged equipment. If neces-
sary, t new ones.
• Disconnect all unnecessary uses.
DANGER
During charging the batteries produce explosive gas. Do not approach
the recharging area with free ames or sparks.
Avoid wrong connections; never connect a positive terminal (+) with a
negative one (-).
During battery recharge, remove the caps of the relevant elements.
13.3 RE-USE OF THE YACHT AFTER LONG INACTIVITY
• Engines
After the winter, check engine and gear box oil and change, if necessary.
Check oil and fuel lters and replace them if necessary.
• Adjust the belt tension of the alternator belts both of engines and genera-
tors.
• Fill the fuel tank. Vent the air of the fuel system.
• Start propulsion engines.
CAUTION
After a long period of yacht inactivity, carry out all above-listed operations
and following checks:
a) Check the condition of all hoses and connections of the steering
system, stabilizer, gangway, swim ladder, etc..
b) Start the engines.
c) Stop the engines.
d) Clean fuel lters. Replace engine oil lters and add oil to the engines
if necessary.
e) Check all bilge pumps and their operation.
f) Check the operation of the black water, grey water and sea water
pumps.
g) Check the operation of all on-board instruments used for navigation.
• Let the engine run at middle speed for some minutes, before letting them
run at full speed.
• Start the engine of the power generators.
• Verify the hull.
• Have the bottom hull accurately cleaned, as well as the rudders, stabi-
lizer ns and interceptors with brushes (with water) or a jet-cleaner (dry)
to remove seaweed and scales.
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