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7/26/2019 Documents.mx Mechanical Seal Replacement
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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