Fix Tube Sheet Heat Exchanger General Assembly view

“Fix Tube Sheet” Heat Exchanger General Assembly view Gasket Tube side Inlet Shell side Outlet Gasket Shell Tube Sheet End Flange Cover Distributor Saddle Gasket Tube side Outlet Shell side Inlet Tube Sheet 1

“Fix Tube Sheet” Heat Exchanger Cross Sectional View Assembly Tube Baffle Tube Sheet Shell Cover Tube sheet Distributor 2

“Fix Tube Sheet” Heat Exchanger Split view sectioned parts Distributor Gasket Shell-Tube sheet-Tubes Cover Gasket End Flange 3

“Fix Tube Sheet” Heat Exchanger Split View of Parts Gasket Shell Tube Sheet Cover Saddle End Flange Gasket Distributor Tube Sheet 4

Do Not Start The Job Without a Safety Plan 5

“Fix Tube Sheet” Heat Exchanger Maintenance Activity Description Blind Inlets-Outlets at plant area Install Blinds in-Out of shell Disconnect and remove Distributor with gasket Remove Cover with gasket Ground level 6

“Fix Tube Sheet” Heat Exchanger Shell Hydro-test Install pressure gauge Eliminate leaks if found Connect water pump Drain water from shell Fill the shell by water Remove PG & Water pump Raise the pressure at value indicated by Inspection Remove blinds, fix gaskets & tight bolts PG Drain Ground level Water Pump 7

“Fix tube sheet” Heat Exchanger q Shell Side Hydro-test …Leak elimination from tubes [Details] Tube sheet Blind Tube sheet PG Shell Leak elimination by Plugs Water Plug Leak Plug Tube PG Leak elimination by Expansion Leak Expander Water 8

“Fix tube sheet” Heat Exchanger q Tube Side Hydro-test [Details] Install distributor with new gasket Install blinds at inlet-outlet Install Pressure gauge & water pump Install cover with gasket Fill Water tube side Raise the pressure up to the value indicated by Inspection Check sealing distributor to shell Check sealing distributor to end flange Check sealing cover to Shell Discharge water remove PG & pump Remove blinds at distributor in-out PG Water Pump Ground level 9

“Fix Tube Sheet” Heat Exchanger Handover & Final House Keeping By Maintenance § Remove tools and equipment q Close Work permit § Clean and wash the area q Remove scaffold after unit start-up Ground level 10