V-3-3- Hull scupper:
Boat out of the water (on a trailer, cradle, etc.)
OPEN POSITION, SCUPPER PLUG REMOVED.
Boat in the water...
CLOSED POSITION, SCUPPER PLUG IN PLACE.
(ALWAYS ENSURE THAT THE SCUPPER PLUG IS
PROPERLY CLOSED/TIGHT).
613770 A
AT ANCHOR:
-
AT A TEMPORARY MOORING OR IN OTHER SITUATIONS
-
WHERE THE BOAT IS UNLIKELY TO TAKE IN LARGE AMOUNTS
OF WATER (HEAVY RAIN, BREAKING WAVES), PLACE THE
PARTS IN POSITION (1) OR (2).
-
LONG-TERM OR RISKY ANCHORAGE: PLUGS OUT (1).
WARNING
IF THE BOAT TAKES IN LARGE AMOUNTS OF WATER FROM THE OUTSIDE
(HEAVY RAIN, WAKE, ETC.) AND THE THROUGH-HULLS ARE PLUGGED, THE
BOAT RISKS BEING SUBMERGED (BATHTUB EFFECT). THE WATER TAKEN ON
MAY THEN ACCUMULATE IN THE BILGE AND MAKE THE BOAT MUCH
HEAVIER CAUSING IT TO LIE LOW IN THE WATER AND CAUSE SERIOUS
DAMAGE TO CERTAIN UNITS SUCH AS THE ENGINE OR THE ELECTRICAL
CIRCUITS.
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Edition 2