11.1 Launching appliances shall be:
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.1 subject to a thorough examination at the annual surveys
required by regulations I/7 or I/8, as applicable; and
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.2 upon completion of the examination referred to in paragraph
11.1.1, subjected to a dynamic test of the winch brake at maximum lowering
speed. The load to be applied shall be the mass of the survival craft or rescue
boat without persons on board, except that, at intervals of at least once every
five years, the test shall be carried out with a proof load equal to 1.1 times
the weight of the survival craft or rescue boat and its full complement of
persons and equipment.
11.2 Lifeboat and rescue boat release gear, including fast rescue boat
release gear and free-fall lifeboat release systems, shall be:
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.1 subject to a thorough examination and operational test during
the annual surveys required by regulations I/7 and I/8;
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.2 in case of on-load release gear, operationally tested under a
load of 1.1 times the total mass of the boat when loaded with its full
complement of persons and equipment whenever the release gear is overhauled.
Such overhauling and operational test shall be carried out at least once every
five years;footnote and
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.3 notwithstanding paragraph 11.2.2, the operational testing of
free-fall lifeboat release systems shall be performed either by free fall
launch with only the operating crew on board or by a test without launching the
lifeboat carried out based on Requirements for maintenance, thorough
examination, operational testing, overhaul and repair.
11.3 Davit-launched liferaft automatic release hooks shall be:
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.1 subject to a thorough examination and operational test during
the annual surveys required by regulations I/7 and I/8; and
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.2 operationally tested under a load of 1.1 times the total mass of
the liferaft when loaded with its full complement of persons and equipment
whenever the automatic release hook is overhauled. Such overhauling and
operational test shall be carried out at least once every five years.footnote
11.4 Lifeboats and rescue boats, including fast rescue boats, shall be
subject to a thorough examination and operational test during the annual surveys
required by regulations I/7 and I/8.
11.5 The thorough examination, operational testing and overhaul required
by paragraphs 11.1 to 11.4 and the maintenance and repair of equipment specified in
paragraphs 11.1 to 11.4 shall be carried out in accordance with the Requirements for
maintenance, thorough examination, operational testing, overhaul and repair, and the
instructions for onboard maintenance as required by regulation 36.