4.Testing program for the Triplex Shark Jaw H-700.

Recommended and approved by the Norwegian Maritime Directorate. 4.1. Triplex Shark Jaw.

The Triplex Shark Jaw and central manoeuvring components have been tested by manufacturer with 240 bar oil pressure.

4.2Test without Load.

To be carried out on board after installation and start up.

a)The jaws to be closed and opened separately and simultaneously.

b)The wire lift to be moved to up and down positions.

c)QUICK RELEASE for jaws to be tested with the wire lift down.

d)EMERGENCY RELEASE to be tested when jaws have been locked and the pump is disconnected.

e)Check marks on link joints when Jaws are locked. If marks are not in line the Shark Jaw must be repaired before use.

4.3 Test with Load.

Wire of necessary strength to be locked in the Shark Jaw and a static load test to be carried out by pulling with a load corresponding to the ships bollard pull.

5.General Maintenance

For Triplex Shark Jaw Type H-700

Triplex Guide Pins Type S-300

5.1Accumulators Depressurising

Important!

Before maintenance work on Shark Jaw it is important to empty the accumulators for oil by opening of the ball valve on the power unit.

5.2Shark Jaw Unit

Check regularly before use, that link joints and jaws have no wear and tear or damages that can cause any danger.

All bearings and bolts in all joints should be tight.

Check tightness of all bolts and nuts regularly or minimum two times per year.

The inside of the Shark Jaw housing and the moveable parts must be cleaned regularly.

Lubricate according to the lubricating chart.

Shark Jaw Unit Service / Inspection Safety Device:

Before service or inspection of parts inside the Shark Jaw with the jaws in locked position the jaws must be secured by welding a clamp on top of the Jaws. Remember to remove the clamp before starting pump.

5.3Guide Pins Units

Check torque on bolts for the top hats and guide plates on the lower end of the guide pins, regularly minimum two times per year.

Recommended torque for M24 bolts 10.9 qualities black and oiled is 108 kpm. Recommended torque for M30 bolts 10.9 qualities black and oiled is 175 kpm.

Check and clean regularly the inside of the guide pin housing.

Lubricate according to lubrication chart.

Guide Pins Service / Inspection Safety Device:

Before service or inspection of parts on Guide Pins with the pins in upper position the pins must be secured with a support inside.

Remember to remove the clamp before starting pump.

5.4Hydraulic System

The filter element for the H.P. – and return line filter on power pack have to be changed when indicators show blocked filter or minimum one time per year.

Check regularly all high pressure hoses inside the Shark Jaw and Guide Pins.

Ensure that spare high pressure hydraulic hoses are always carried on board.

Hydraulic oil according to lubrication chart.

5.5Electric System

5.5.1 With Power Switched off.

Tighten every screw connection for electrical termination. Check all cables for damage.

5.5.2 With Power Switched on.

Check that all operations from the control panel are functioning.

The same procedure shall be followed, also for the emergency release box.

5.6Control of Operation with Current from the Emergency Power Supply.

Switch off the automatic fuse inside the junction box and check the operation of the

Shark Jaw from the control panel. Check also the alarm functions.