Filosofi Maintenance

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    FILOSOFI MAINTENANCE

    RICHARD S.

    High Availability, HighPerformance And Lowest PossibleReliable Cost.

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    Basic

    Breakdown>Kegagalan fungsisuatu bagian unit>akibat dariotensi! ke"a"a#an $" adasebe#%&n$a>program monitoringgagal mendetesi secara !siaatau imia

    Maintenance ' (erbaikan)erawatana"ar ter*indar dari "nscheduled#readown sehingga performa

    dan lifetime sesuai dengan yg

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    +#asi,kasi Maintenance

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    Based on Ti&e -(reentie/

    (eriodic -!01)011)201)311 Ho%rs/

    Mid#i4e

    Sc*ed%#e

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    PARAMETER

    MAINTENANCE

    $. PA %Phisically Availability&

    '. ()#* %(ean )ime #etween*ailure&

    +. ())R %(ean )ime )o Repair&

    . R-/ P0

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    PA

    Beberaa *a# $an" &e&en"ar%*ier*it%n"an (A ada#a*'

    a. Sc*ed%#e Ho%rs -Sc*ed%#e !5 6a&Da#a& 3 Hari/

    b. Stand B$ Ho%rs

    c. Reair 7 Maintenance Ho%rs

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    Contoh1 PA

    Da#a& wakt% 5 *ari DT !010' 8 Beroerasi se#a&a51 6a& 8 Reair se#a&a 3 6a& 8 Serice se#a&a 96a&

    Da#a& wakt% 5 *ari DT !:!3' 8 Beroerasi se#a&a91 6a& 8 Reair se#a&a ;

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    MTBF

    MTBF ada#a* an"ka $an" &en%n

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    Contoh ()#*

    3. Da#a& wakt% 5 *ari DT !010' 8 Beroerasi se#a&a 51 6a& 8Ter

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    MTTR

    MTTR ada#a* wakt% rata8rata enan"anan reair%nsc*ed%#e ter*ada s%at% a#at.

    MTTR di"%nakan %nt%k &en"ea#%asi seberaae4ekti4 eker

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    Contoh ())R

    3. Da#a& wakt% 5 *ari DT !010' 8 Beroerasi se#a&a 51 6a& 8Ter

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    REDO PS

    REDO (S ada#a* (resentase rasio sericee?%i&ent $an" "a"a# -tro%b#e/ den"anact%a# serice.

    REDO (S di"%nakan %nt%k &en"ea#%asik%a#itas (S $an" s%da* di#ak%kan.

    Beberaa *a# $an" &e&en"ar%*i

    er*it%n"an REDO (S ada#a*' a. 6%a*(S $an" s%da* di#ak%kan b. 6%a* (S$an" &en"a#a&i REDO

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    Contoh REDO PS

    3. Da#a& wakt% 5 *ari DT !010' 8 Serice se#a&a 9 6a&sete#a* beroerasi se#a&a 2;

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    STUDY CASE PERHITUNGAN PA,

    MTBF DAN MTTR

    Pada #ulan 2unir '334, $3-5uipment H64786 (empunyaidata performa sbb1

    0tand #y 1 $33 2am

    #rea own1 433 2am

    0chedule (aintenance '33 2am%'3 Kali&

    "nschedule #rea own1 $33Kali )entuan PA, ()#* an())R nya99

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    STUDY CASE PERHITUNGAN PA, MTBF

    DAN MTTR