marine engineering

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Removal of cylinder head: 1.fit hydraulic jacks on all cylinder head nuts and connect the HP hoses 2.Open jack-vents and start to pump slowly ensuring no excessive pressure buildup 3.once air bubbles are removes, shut vents and stop pump 4.ensure all jack vents are shut then start pump to hack up to recommended pressure and stop pump 5.use tommy bar to loosen nut, ensure all nuts are loose 6.release pressure, remove jacks and remove nuts 7.fit cylinder head using the E/R crane 9.care must be taken when lifting so as cylinder head does not comes in contact any other engine part during lifting thus causing damage. 10.place the cylinder head on wooden blocks.