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Check list for all MC- ( C ) .

Recommendable parts to be inspected/checked/overhauled during the 5 year dry-docking.

Manoeuvring System.

Object Condition Comments/Action

1. Main starting air valve including thenon-return valve to be dismantledcleaned andinspected. Seals to be renewed.

2. All pneumatic valves for the 7 barcontrol air system to dismantled,cleaned and overhauled with new repairkit.

3. Starting air distributor to bedismantled, cleaned and worn partsreplaced.

4. Function test of VIT air cylinders andreversing air cylinders.

Gas and Air ways.Object Condition Comments/Action

1. Visual inspection ofexhaust manifold and pipesfor leaks and condition ofinsulation.2. Visual inspection of gridbetween exhaust manifoldand turbocharger

3. Visual inspection ofscavenge air cooler andwater mist catcher (SL07/484/TJJ)

4. Inspection of non-returnvalves in the scavenge airreceiver.

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Fuel system.Object Condition Comments/Action

1. Dismantling of fuel pumpscomplete for cleaninginspection and renewal ofseals. Replacement ofplunger and barrel based onperformance observationson visual inspection of thecutting edge of the plunger.

2. Fuel pump roller guideto be dismantled, cleaned,

worn parts renewed Rollerguide link and body to bechecked for cracks bymeans of magneticallyparticle test. SL 345 and SL391.

.

Hydraulic actuator for exh. valve.

Object Condition Comments/Action

1. Dismantling of actuatorand roller guide for cleaningand inspection, worn partsto be replaced

.

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Camshaft arrangement.Object Condition Comments/Action

1 Camshaft coupling bolts to be checkedand re-tightened (SL02 405/CBO)KOAS request one pass bolt to bedemounted from the coupling nearestthe chain wheel for inspection

2 Visual inspection of running surfacefuel and exh. cams

3 Measure the fuel cam timing

4 measure the exh. cam timing5 Measure the timing of the cylinder

lubricators

Governor.Object Condition Comments/Action

1 Push rod arrangement betweengovernor and fuel pumps to be checkedfor wear

Combustion chamber.Object Condition Comments/Action

1 Carry out scavenge port inspection

Chain Drive.Object Condition Comments/Action

1 Visual inspection of chain wheels2 Visual inspection of rubber guide bars3 Visual inspection of the chains4 Chain tension to be checked

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Crankcase housing and running gear.Object Condition Comments/Action

1 Visual inspection of the crankcase housing

2 Supervise replacement of the rubber gasketbetween the crankcase housing and the luboil sump tank if requested of the chief engineer

3 Crankshaft deflection to be measured, floatingcondition. KOAS request our superintendent toverify Yards result of the measured crankshaftdeflection before and after entering the dock

4 Crankpin bearings and main bearings tochecked with “edge feeler”

5 Bearing clearances to be measured ,main/crankpin/crosshead/thrust bearing andrecorded on a separate page for presenting theclass surveyor Nothing abnormal after runninghours (SL05 460) only one maybe twocrosshead bearings have to be opened forinspection

Welding seems.Object Condition Comments/Action

1 Visual inspection of welding seems inthrust bearing compartment

2 Visual inspection of welding seems forsupport plates for 2. order momentcompensators

3 Visual inspection of welding seems forthe top bracing

General

Object Condition Comments/Action

1 On the request of the chief engineerspare parts main components storedonboard can be checked to verify if it isthe latest design