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Mechanical Seal Replacement

Prepared by:Isep Ahmady Nugraha

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Standard OperatingProcedures

1. Complete Permit to or! and "SA

#. $oc! Out and Rac! Out Po%er at MCC

&. Isolate 'al'e suction and discharge pump

(. Open bolt 'alut casing

). *isconnect coupling and loses bolt at base plate pump

+. Pull out pump ,rom 'alute casing and open mechanical seal

-. Mantling mechanical seal

. Replace oil seal

/. Mantling ne% oil seal

10.Connect 'alut casing

11.Connect coupling and tighten bolt at base plate pump1#.Open 'al'e suction and discharge P 2O *rum pump

1&.Rac! in po%er ,rom MCC

1(.3est run P 2O *rum pump

1).ouse!eeping and 4ob completed

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Pump *ra%ing

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*isassembly ousing Pump

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Part Position

Oil Seal

Mech Seal

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$oosen the Impeller 5olt

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Replace mechanical seal

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Replace Oil Seal

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Assembly the impeller

impeller

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Assembly the housing pump

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Matur Nu%un