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4.2 Monthly inspection
 
In addition to the item of the weekly maintenance, the following items are to be inspected at the monthly maintenance.
 
(5) Lubrication and greasing
 
Grease up the points designated in the figure below.
 
 
 
In case the lifeboat is launched and landed at the drill, the maintenance below is to be performed.
 
(6) Confirmation of the release operation
 
Carry out the release operation in accordance with section 31.1 of this manual and confirm that the fore and aft hooks are released at the same time.
 
Reset the release system in accordance with section 3.2 of this manual.
 
 
In case the lifeboat is slung by the hanging-off pennant, follow the below.
 
Release operation (see paragraph 4.4.1)
 
Before the release operation, make sure that the boat is slung by the hanging-off device surely.
 
(1) Pull out the safety pin.
 
(2) Remove the interlock cover.
 
(3) Lift up the interlock lever and hold it.
 
(4) Pull the release handle.
 
Reset operation (see paragraph 4.4.2)
 
(1) Lift up the hooks fore and aft and hold them.
 
(2) Swing down the reset levers at the same time on both fore and aft side.
 
(3) Make sure that the release handle is its original position and insert the safety pin.
 
(4) Recovery the interlock cover.
 
(5) Make sure that the reset levers are swinging down and fit suspension links of a davit with hooks of both fore and aft.
 
4.4.1 Release operation
 
  Operation Guide Schematic Diagram
(1) Pull out the safety pin.
(2) Open the interlock cover.

Slip the upper catch of the interlock cover.
(3) Lift up the interlock lever fully and hold it.
(4) Pull the release handle as shown.

Pull the release handle until it is locked by 1 action.
 
Caution
Confirm the following points before the operation.
・The ropes and so on not to tangle around fore and aft hooks.
・Make sure that the lifeboat is slung by the hanging-off device and the hooks are not loaded.
 
Warning
 
・Ensure safety and conduct the on-load release operation in accordance with the orders of the commander.
 
・Operation of the release handle upon insufficient confirmation of safety results in serious disaster by the falling of the lifeboat.







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