3 Launching operation
Clasification Society 2024 - Version 9.40
Statutory Documents - IMO Publications and Documents - Circulars - Maritime Safety Committee - MSC.1/Circular.1205/Rev.1 - Revised Guidelines for Developing Operation and Maintenance Manuals for Lifeboat Systems - (26 June 2019) - Appendix - Example Operation and Maintenance Manual for a Lifeboat System1 - 3 Launching operation

3 Launching operation

3.1 Preparation before launching

No. Operation Guide Schematic Diagram
1 Prepare transceivers, and confirm the communication condition.

<Activity on the ship>

2 <In case of drill>

Connect the push-button switch for recovering to the receptacle.

<Activity on the ship>

3 <In case of drill>

Turn on the power switch of start panel.



<Activity on the ship>



4 Don life jackets.

<Activity on the ship>

3.2 Setting of painter

No. Operation Guide Schematic Diagram
1 Confirm the connection of the painter on the painter release device of the lifeboat.

<Activity on the lifeboat>



2 Confirm the connection of the painter as far forward as practicable inboard of the falls but outboard of everything else.

<Activity on the ship>



3.3 Release of safety pin (if fitted) for winch hand brake lever



No. Operation Guide Schematic Diagram
1 Pull out the safety pin (if fitted).

<Activity on the ship>



3.4 Release of davit arm stopper

Go up to the platform of the davit system (platform for boarding the lifeboat).

No. Operation Guide Schematic Diagram
1 Wind the boat fall manually to take off the slack. Pull out the safety pin of the davit arm stop, if fitted.

<Activity on the ship>

Note: Safety pins are generally intended only for use during maintenance or in port.



2 Release the davit arm stop by operating the handle.

<Activity on the ship>





3.5 Boarding the lifeboat

No. Operation Guide Schematic Diagram
1 Confirm that the remote control wire is drawn into the lifeboat.

<Activity on the ship>



2 Open the lifeboat boarding door and board the lifeboat.

<Activity on the ship> and <Activity in the lifeboat>



3 Ensure the bottom plug is fitted and tight.

<Activity in the lifeboat>



4 Turn on the power supply switch.

<Activity in the lifeboat>

5 Open the fuel oil valve.

<Activity in the lifeboat>

6 Confirm that the cooling seawater valve is open.

<Activity in the lifeboat>

7 Close the drain valve on exhaust pipe.

<Activity in the lifeboat>



8 Fasten seatbelt.

<Activity in the lifeboat>





3.6 Launching procedure

No. Operation Guide Schematic Diagram
1 Confirm that all crew boarded in the lifeboat are seated and their seatbelts are fastened.

<Activity in the lifeboat>

2 Start engine.

<Activity in the lifeboat>

3 Pull down the winch remote control wire.

<Activity in the lifeboat>







3.7 Release gear operation

3.7.1 Releasing procedure

A flow chart of the off-load and on-load releasing procedures is shown in the following figure.



3.7.2 Off-load release

This operation is the normal method of launch and release and is conducted when the lifeboat is fully waterborne.


No. Operation Guide Schematic Diagram
1 Confirm that the lifeboat is waterborne.

<Activity in the lifeboat>



2 Pull out the release handle safety pin.

<Activity in the lifeboat>

3 Pull the release handle to the fully open position by one action.

<Activity in the lifeboat>



No. Operation Guide Schematic Diagram




3.7.3 On-load release

This operation is conducted when the lifeboat is not fully waterborne.




No. Operation Guide Schematic Diagram
1 Confirm that the lifeboat is as close as possible to the water surface, but that the hydrostatic interlock is not triggered.

<Activity in the lifeboat>



2 Pull out the release handle safety pin.

<Activity in the lifeboat>

3 Open the hydrostatic interlock cover.

<Activity in the lifeboat>



4 Lift the hydrostatic interlock lever fully and hold it.

<Activity in the lifeboat>

5 Pull the release handle to the fully open position by one action.

<Activity in the lifeboat>



3.8 Painter release and lifeboat operation

No. Operation Guide Schematic Diagram
1 Release the painter.

<Activity in the lifeboat>

2 Lifeboat operation

Ahead, astern, turning, spray, lighting of interior light and canopy light, and other performances.

<Activity in the lifeboat>

  


Parent topic: Appendix - Example Operation and Maintenance Manual for a Lifeboat System footnote
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