{"id":108943,"date":"2026-10-24T16:49:56","date_gmt":"2026-10-24T16:49:56","guid":{"rendered":"https:\/\/skyplanner.ai\/?p=108943"},"modified":"2026-10-24T16:51:43","modified_gmt":"2026-10-24T16:51:43","slug":"mttr","status":"publish","type":"post","link":"https:\/\/skyplanner.ai\/tr\/kaynaklar\/mttr\/","title":{"rendered":"MTTR: Ortalama Onar\u0131m S\u00fcresini Hesaplay\u0131n, Zaman Kayb\u0131n\u0131 Azalt\u0131n"},"content":{"rendered":"<div class=\"gb-container gb-container-article01 article-main-content-container\">\n\n<h1 class=\"wp-block-heading\">MTTR: Ortalama Onar\u0131m S\u00fcresini Hesaplay\u0131n, Zaman Kayb\u0131n\u0131 Azalt\u0131n<\/h1>\n\n<div class=\"gb-container gb-container-article02\">\n\n<p><a href=\"\/tr\/\">Ana Sayfa<\/a> &raquo; <a href=\"https:\/\/skyplanner.ai\/tr\/kaynaklar\/\">Kaynaklar<\/a> &raquo; MTTR: Ortalama Onar\u0131m S\u00fcresini Hesaplay\u0131n, Zaman Kayb\u0131n\u0131 Azalt\u0131n<\/p>\n\n\n<p class=\"yoast-reading-time__wrapper\"><span class=\"yoast-reading-time__icon\"><svg aria-hidden=\"true\" focusable=\"false\" data-icon=\"clock\" width=\"20\" height=\"20\" fill=\"none\" stroke=\"currentColor\" style=\"display:inline-block;vertical-align:-0.1em\" role=\"img\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 24 24\"><path stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"2\" d=\"M12 8v4l3 3m6-3a9 9 0 11-18 0 9 9 0 0118 0z\"><\/path><\/svg><\/span><span class=\"yoast-reading-time__spacer\" style=\"display:inline-block;width:1em\"><\/span><span class=\"yoast-reading-time__descriptive-text\">Tahmini okuma s\u00fcresi: <\/span><span class=\"yoast-reading-time__reading-time\">11<\/span><span class=\"yoast-reading-time__time-unit\"> dakika<\/span><\/p>\n\n<\/div>\n<div class=\"gb-container gb-container-article03\">\n\n<p><strong>Ortalama onar\u0131m s\u00fcresi (MTTR), ekipman ar\u0131zas\u0131ndan sonra tan\u0131mlanm\u0131\u015f bir onar\u0131m veya yeniden kullan\u0131labilir duruma getirme s\u00fcrecinin ortalama s\u00fcresidir.<\/strong> Hesaplamak i\u00e7in kar\u015f\u0131la\u015ft\u0131r\u0131labilir nitelikteki tamamlanm\u0131\u015f olaylar\u0131n s\u00fcrelerini toplay\u0131n ve bu olaylar\u0131n say\u0131s\u0131na b\u00f6l\u00fcn:<\/p>\n\n\n<p><strong>MTTR = toplam onar\u0131m veya yeniden kullan\u0131labilir duruma getirme s\u00fcresi \u00f7 tamamlanan olay say\u0131s\u0131<\/strong><\/p>\n\n\n<p>Hesapta hangi s\u00fcrenin esas al\u0131nd\u0131\u011f\u0131, b\u00f6lme i\u015flemi kadar \u00f6nemlidir. Bir par\u00e7an\u0131n de\u011fi\u015ftirilmesi 40 dakika s\u00fcrerken makine \u00fc\u00e7 saat boyunca kullan\u0131lamayabilir. Yararl\u0131 bir rapor bu fark\u0131 g\u00f6r\u00fcn\u00fcr k\u0131lar. B\u00f6ylece bak\u0131m ekibi s\u00fcrecin do\u011fru a\u015famas\u0131n\u0131 iyile\u015ftirebilir, \u00fcretim ekibi de plan\u0131n\u0131 ger\u00e7ekten kullan\u0131labilir olan kapasiteye g\u00f6re yapabilir.<\/p>\n\n\n<p>MTTR, ge\u00e7mi\u015f ar\u0131zalar\u0131 anlaman\u0131za yard\u0131mc\u0131 olur; devam eden ar\u0131zan\u0131n ne zaman giderilece\u011fini s\u00f6ylemez. Makinenin yeniden devreye al\u0131naca\u011f\u0131na ili\u015fkin g\u00fcncel varsay\u0131m, bak\u0131m ekibinin mevcut de\u011ferlendirmesine dayanmal\u0131 ve de\u011fi\u015fti\u011finde \u00fcretim \u00e7izelgesine yans\u0131t\u0131lmal\u0131d\u0131r. SkyPlanner, makinenin g\u00fcncellenen kullan\u0131labilirlik bilgisini ortak \u00e7izelgeye aktar\u0131r. B\u00f6ylece ba\u011flant\u0131l\u0131 t\u00fcm i\u015f kuyruklar\u0131n\u0131 elle yeniden olu\u015fturmadan m\u00fc\u015fteri sipari\u015fleri \u00fczerindeki etkiyi g\u00f6rebilirsiniz.<\/p>\n\n\n<h2 class=\"wp-block-heading\">\u00d6nce MTTR ile hangi s\u00fcreyi \u00f6l\u00e7ece\u011finizi belirleyin<\/h2>\n\n\n<p>MTTR; ortalama onar\u0131m, toparlanma ve yeniden kullan\u0131labilir duruma getirme s\u00fcresi i\u00e7in kullan\u0131l\u0131r. Ancak bu adland\u0131rmalar her zaman ayn\u0131 zaman aral\u0131\u011f\u0131n\u0131 ifade etmez. IEC&#8217;nin g\u00fcvenilirlik terminolojisinde MTTR, <strong>ortalama yeniden kullan\u0131labilir duruma getirme s\u00fcresi<\/strong> olarak ele al\u0131n\u0131r. Yaln\u0131zca aktif onar\u0131m \u00e7al\u0131\u015fmalar\u0131n\u0131 sayan bir rapor, teknisyen veya yedek par\u00e7a bekleme s\u00fcrelerini de i\u00e7eren bir rapora g\u00f6re daha dar kapsaml\u0131 bir soruyu yan\u0131tlar.<\/p>\n\n\n<p>Bu rehberdeki \u00f6rnek \u00fcretim raporunda <strong>MTTR, ekipman\u0131n ar\u0131zaland\u0131\u011f\u0131 andan \u00fcretime haz\u0131r oldu\u011funun do\u011fruland\u0131\u011f\u0131 ana kadar ge\u00e7en s\u00fcreyi \u00f6l\u00e7er<\/strong>. M\u00fcdahale gecikmeleri, ar\u0131za te\u015fhisi, bekleme, onar\u0131m, testler ve makinenin yeniden kullan\u0131labilmesi i\u00e7in gereken t\u00fcm devreye alma onaylar\u0131 boyunca s\u00fcre i\u015flemeye devam eder. Aktif onar\u0131m s\u00fcresini ise ayr\u0131 kaydederiz.<\/p>\n\n\n<p>Bu kural\u0131, kapsama al\u0131nan ekipman\u0131n s\u0131n\u0131rlar\u0131 ve raporlama d\u00f6nemiyle birlikte raporun \u00fcst\u00fcne yaz\u0131n. \u015eirketiniz, s\u00f6zle\u015fmeniz veya raporlama standard\u0131n\u0131z farkl\u0131 bir zaman aral\u0131\u011f\u0131 belirtiyorsa o tan\u0131m\u0131 kullan\u0131n ve a\u00e7\u0131k\u00e7a belirtin. \u00d6l\u00e7\u00fcm s\u0131n\u0131rlar\u0131 ayn\u0131 olmadan elde etti\u011finiz de\u011feri buradaki de\u011ferle kar\u015f\u0131la\u015ft\u0131rmay\u0131n.<\/p>\n\n\n<h3 class=\"wp-block-heading\">\u00dc\u00e7 saatlik bir duru\u015fta aktif onar\u0131m \u00e7ok daha k\u0131sa s\u00fcrebilir<\/h3>\n\n\n<p>08:00&#8217;de ar\u0131zalanan ve 11:00&#8217;de \u00fcretime haz\u0131r oldu\u011fu onaylanan bir i\u015fleme merkezi d\u00fc\u015f\u00fcn\u00fcn. Olay kayd\u0131nda \u015fu a\u015famalar ayr\u0131 ayr\u0131 g\u00f6sterilir:<\/p>\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>A\u015fama<\/th><th>Zaman aral\u0131\u011f\u0131<\/th><th>S\u00fcre<\/th><\/tr><\/thead><tbody><tr><td>Bak\u0131m ekibinin m\u00fcdahalesini bekleme<\/td><td>08:00\u201308:30<\/td><td>30 dakika<\/td><\/tr><tr><td>Ar\u0131za te\u015fhisi<\/td><td>08:30\u201308:50<\/td><td>20 dakika<\/td><\/tr><tr><td>Gerekli par\u00e7ay\u0131 bekleme<\/td><td>08:50\u201309:50<\/td><td>60 dakika<\/td><\/tr><tr><td>Fiziksel onar\u0131m<\/td><td>09:50\u201310:30<\/td><td>40 dakika<\/td><\/tr><tr><td>\u0130\u015flev testleri<\/td><td>10:30\u201310:40<\/td><td>10 dakika<\/td><\/tr><tr><td>\u00dcretime d\u00f6n\u00fc\u015f onay\u0131 i\u00e7in gerekli kontroller<\/td><td>10:40\u201311:00<\/td><td>20 dakika<\/td><\/tr><tr><td>Yeniden kullan\u0131labilir duruma gelene kadar ge\u00e7en toplam s\u00fcre<\/td><td>08:00\u201311:00<\/td><td>180 dakika<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n<p>Bu \u00f6rnekte ayr\u0131 \u00f6l\u00e7\u00fclen aktif onar\u0131m s\u00fcresi; ar\u0131za te\u015fhisini, fiziksel onar\u0131m\u0131 ve i\u015flev testlerini kapsar: <strong>20 + 40 + 10 = 70 dakika<\/strong>. Yeniden kullan\u0131labilir duruma gelene kadar ge\u00e7en s\u00fcre ise <strong>180 dakikad\u0131r<\/strong>. \u0130ki de\u011fer de do\u011frudur; farkl\u0131 sorular\u0131 yan\u0131tlarlar.<\/p>\n\n\n<p>Bu ayr\u0131m, hangi a\u015famaya m\u00fcdahale etmeniz gerekti\u011fini g\u00f6sterir. 40 dakikal\u0131k par\u00e7a de\u011fi\u015fimini iyile\u015ftirmek, par\u00e7an\u0131n beklendi\u011fi bir saati ortadan kald\u0131rmaz. Buna kar\u015f\u0131l\u0131k, par\u00e7alar\u0131n daha kolay temin edilmesi de ar\u0131za te\u015fhisindeki zorlu\u011fu ortadan kald\u0131rmaz.<\/p>\n\n\n<p>\u00d6rnekte bu a\u015famalar birbirini izler. Ger\u00e7ek bir olayda ise baz\u0131 \u00e7al\u0131\u015fmalar ayn\u0131 anda y\u00fcr\u00fct\u00fclebilir. Ge\u00e7en s\u00fcreyi yaln\u0131zca bir kez say\u0131n: iki teknisyenin 40 dakika birlikte \u00e7al\u0131\u015fmas\u0131, 80 dakikal\u0131k bir duru\u015f anlam\u0131na gelmez. \u0130\u015f\u00e7ilik saatleri bak\u0131m maliyetlerini analiz etmek i\u00e7in yararl\u0131 olabilir, ancak makine i\u00e7in ge\u00e7en s\u00fcrenin yerine kullan\u0131lamaz.<\/p>\n\n\n<h3 class=\"wp-block-heading\">Olayla ilgisi olmayan kay\u0131plar\u0131 hesaba katmay\u0131n<\/h3>\n\n\n<p>Olay, daha sonra birisi bak\u0131m i\u015f emrini kapatt\u0131\u011f\u0131nda de\u011fil, makine \u00fczerinde anla\u015f\u0131lm\u0131\u015f devreye d\u00f6n\u00fc\u015f ko\u015fulunu kar\u015f\u0131lad\u0131\u011f\u0131nda sona erer. Makine 11:00&#8217;de kullan\u0131labilir durumdaysa ancak sonraki sipari\u015fin malzemesi \u00f6\u011flene kadar haz\u0131r de\u011filse, bu ek saat yeniden kullan\u0131labilir duruma getirme s\u00fcresi de\u011fil, malzeme gecikmesidir.<\/p>\n\n\n<p>Benzer \u015fekilde planl\u0131 bak\u0131m, normal bir tip de\u011fi\u015fimi ve operat\u00f6r bekleme de kendili\u011finden ar\u0131za giderici onar\u0131m say\u0131lmaz. Duru\u015fun her dakikas\u0131n\u0131 MTTR&#8217;ye eklemek yerine bu kay\u0131plar\u0131 ait olduklar\u0131 kategorilerde kaydedin. Bu rapor, fabrikadaki t\u00fcm duru\u015flar\u0131 de\u011fil, tan\u0131mlanan ekipman ar\u0131zas\u0131ndan sonra yeniden kullan\u0131labilir duruma gelene kadar ge\u00e7en s\u00fcreyi \u00f6l\u00e7er.<\/p>\n\n\n<h2 class=\"wp-block-heading\">Birbiriyle kar\u015f\u0131la\u015ft\u0131r\u0131labilir tamamlanm\u0131\u015f olaylar\u0131 se\u00e7in<\/h2>\n\n\n<p>Tek bir makineyle veya ekipmanlar\u0131 ve ar\u0131za t\u00fcrleri ger\u00e7ekten kar\u015f\u0131la\u015ft\u0131r\u0131labilir olan bir grupla ba\u015flay\u0131n. K\u00fc\u00e7\u00fck bir sens\u00f6r de\u011fi\u015fimi de kapsaml\u0131 bir yenileme de ge\u00e7erli birer olay olabilir. Ancak hangi t\u00fcr olay\u0131n ne \u00f6l\u00e7\u00fcde yer ald\u0131\u011f\u0131n\u0131 g\u00f6stermeden ortalama almak, \u00e7\u00f6zmeniz gereken sorunu gizleyebilir.<\/p>\n\n\n<p>Ayl\u0131k bir rapor i\u00e7in uygulanabilir kurallardan biri, <strong>ay i\u00e7inde yeniden kullan\u0131labilir duruma getirilen ekipmanlara ait olaylar\u0131<\/strong> hesaba katmakt\u0131r. Olay \u00f6nceki ay ba\u015flam\u0131\u015f olsa bile s\u00fcresinin tamam\u0131 kullan\u0131l\u0131r. Payda, ay i\u00e7inde bildirilen t\u00fcm ar\u0131zalar\u0131n veya bak\u0131m i\u015f emirlerindeki t\u00fcm sat\u0131rlar\u0131n say\u0131s\u0131 de\u011fil, bu tamamlanm\u0131\u015f olaylar\u0131n say\u0131s\u0131d\u0131r.<\/p>\n\n\n<p>Her ay ayn\u0131 kural\u0131 uygulay\u0131n ve hesaplamaya temel olan kay\u0131tlar\u0131 saklay\u0131n. \u00d6zellikle \u015fu noktalara dikkat edin:<\/p>\n\n\n<ul class=\"wp-block-list\"><li><strong>\u00c7\u00f6z\u00fclmemi\u015f tek bir ar\u0131za i\u00e7in tek bir olay kimli\u011fi kullan\u0131n.<\/strong> Birden fazla alarm, teknisyen veya bak\u0131m i\u015f emri g\u00f6revi olmas\u0131, ekipman\u0131n mutlaka birden fazla kez yeniden kullan\u0131labilir duruma getirildi\u011fi anlam\u0131na gelmez.<\/li><li><strong>Tamamlanmam\u0131\u015f olaylar\u0131 g\u00f6r\u00fcn\u00fcr tutun.<\/strong> Ay sonunda h\u00e2l\u00e2 a\u00e7\u0131k olan bir onar\u0131m\u0131n nihai s\u00fcresi hen\u00fcz belli de\u011fildir. Ba\u015flang\u0131c\u0131ndan itibaren ge\u00e7en s\u00fcreyi ve mevcut durumunu ayr\u0131 g\u00f6sterin; s\u0131f\u0131r saat s\u00fcrm\u00fc\u015f, tamamlanm\u0131\u015f bir onar\u0131m gibi de\u011ferlendirmeyin.<\/li><li><strong>Zaman damgalar\u0131n\u0131 kontrol edin.<\/strong> Sisteme kay\u0131t girilen saatler; ar\u0131za, m\u00fcdahale veya yeniden kullan\u0131labilir duruma gelme saatleriyle ayn\u0131 olmayabilir. Ar\u0131zan\u0131n ne zaman ba\u015flad\u0131\u011f\u0131 bilinmiyorsa daha erken bir saat uydurmak yerine elinizdeki ger\u00e7ek tespit zaman\u0131n\u0131 belirtin.<\/li><li><strong>Hesaplama d\u0131\u015f\u0131nda b\u0131rak\u0131lanlar\u0131 a\u00e7\u0131k\u00e7a belirtin.<\/strong> Eksik zaman damgalar\u0131n\u0131, iptal edilen kay\u0131tlar\u0131 ve hesaba kat\u0131lmayan olay s\u0131n\u0131flar\u0131n\u0131 a\u00e7\u0131klay\u0131n. Ge\u00e7erli bir uzun onar\u0131m\u0131 s\u0131rf ortalamay\u0131 k\u00f6t\u00fc g\u00f6sterdi\u011fi i\u00e7in \u00e7\u0131karmay\u0131n.<\/li><\/ul>\n\n\n<p>Uzun s\u00fcren bir ar\u0131za h\u00e2l\u00e2 a\u00e7\u0131kken, tamamlanm\u0131\u015f olaylara dayal\u0131 rapor ola\u011fand\u0131\u015f\u0131 derecede iyi g\u00f6r\u00fcnebilir. Bu nedenle ortalaman\u0131n yan\u0131nda a\u00e7\u0131k olaylar listesi de yer almal\u0131d\u0131r. Bunun yerine d\u00f6nem i\u00e7inde ba\u015flayan ar\u0131zalar\u0131 se\u00e7iyorsan\u0131z, bu grubu ekipman yeniden kullan\u0131labilir duruma gelene kadar izleyin ve tamamlanmam\u0131\u015f olaylar\u0131 nas\u0131l ele ald\u0131\u011f\u0131n\u0131z\u0131 a\u00e7\u0131klay\u0131n. \u0130ki y\u00f6ntem aras\u0131nda a\u00e7\u0131klama yapmadan ge\u00e7i\u015f yapmay\u0131n.<\/p>\n\n\n<h2 class=\"wp-block-heading\">MTTR hesaplama \u00f6rne\u011fi<\/h2>\n\n\n<p>Raporlama ay\u0131 i\u00e7inde ayn\u0131 makinenin d\u00f6rt ar\u0131zadan sonra yeniden kullan\u0131labilir duruma getirildi\u011fini d\u00fc\u015f\u00fcn\u00fcn. Her olayda yukar\u0131daki ge\u00e7en s\u00fcre kural\u0131 uygulan\u0131r. Aktif onar\u0131m s\u00fctunu, aradaki fark\u0131 a\u00e7\u0131klamak i\u00e7in g\u00f6sterilir; buradaki s\u00fcreler ge\u00e7en s\u00fcreye eklenmez.<\/p>\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>Tamamlanan olay<\/th><th>Ar\u0131zadan \u00fcretime haz\u0131r duruma gelene kadar ge\u00e7en s\u00fcre<\/th><th>Aktif onar\u0131m s\u00fcresi<\/th><\/tr><\/thead><tbody><tr><td>A<\/td><td>90 dakika<\/td><td>60 dakika<\/td><\/tr><tr><td>B: 08:00\u201311:00 \u00f6rne\u011fi<\/td><td>180 dakika<\/td><td>70 dakika<\/td><\/tr><tr><td>C<\/td><td>150 dakika<\/td><td>110 dakika<\/td><\/tr><tr><td>D<\/td><td>420 dakika<\/td><td>240 dakika<\/td><\/tr><tr><td>Toplam<\/td><td>840 dakika<\/td><td>480 dakika<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n<p>Ana hesaplama \u015f\u00f6yledir:<\/p>\n\n\n<p><strong>Ar\u0131zadan \u00fcretime haz\u0131r duruma d\u00f6n\u00fc\u015fe kadar ge\u00e7en s\u00fcreye dayal\u0131 MTTR = 840 dakika \u00f7 4 olay = 210 dakika, yani 3,5 saat.<\/strong><\/p>\n\n\n<p>Ayr\u0131 hesaplanan ortalama aktif onar\u0131m s\u00fcresi ise \u015f\u00f6yledir:<\/p>\n\n\n<p><strong>480 dakika \u00f7 4 olay = 120 dakika, yani 2 saat.<\/strong><\/p>\n\n\n<p>Yaln\u0131zca aktif onar\u0131m s\u00fcresini kapsad\u0131\u011f\u0131 belirtilmeden \u201cMTTR: 2 saat\u201d diye raporlamak, bu \u00f6rnekte \u00fcretime haz\u0131r duruma d\u00f6n\u00fc\u015f i\u00e7in \u00f6l\u00e7\u00fclen toplam s\u00fcreyi oldu\u011fundan k\u0131sa g\u00f6sterir. Tan\u0131m\u0131n\u0131 vermeden 3,5 saat diye raporlamak da okuyucuyu hangi s\u00fcreleri dahil etti\u011finizi tahmin etmek zorunda b\u0131rak\u0131r.<\/p>\n\n\n<p>S\u00fcreleri toplamadan \u00f6nce ayn\u0131 birime d\u00f6n\u00fc\u015ft\u00fcr\u00fcn. Doksan dakika 0,90 saat de\u011fil, 1,5 saattir. Kapsama giren olaylar\u0131n hi\u00e7birinde \u00fcretime haz\u0131r duruma d\u00f6n\u00fc\u015f tamamlanmad\u0131ysa, o olay grubu i\u00e7in g\u00f6zlemlenmi\u015f bir ortalama yoktur. Bu durumda MTTR&#8217;yi s\u0131f\u0131r dakika olarak vermek yerine olay say\u0131s\u0131n\u0131 s\u0131f\u0131r, ortalamay\u0131 ise hesaplanamad\u0131 olarak raporlay\u0131n.<\/p>\n\n\n<p>Grup d\u00fczeyinde bir sonu\u00e7 elde etmek i\u00e7in kapsama al\u0131nan olaylar\u0131n s\u00fcrelerini toplay\u0131n ve toplam olay say\u0131s\u0131na b\u00f6l\u00fcn. Makinelerin onar\u0131m say\u0131lar\u0131 farkl\u0131ysa makine baz\u0131ndaki ortalamalar\u0131n basit ortalamas\u0131n\u0131 almay\u0131n. Toplu sonucun belirli bir makinedeki veya ar\u0131za t\u00fcr\u00fcndeki ciddi bir sorunu gizlememesi i\u00e7in bu k\u0131r\u0131l\u0131mlar\u0131 da eri\u015filebilir tutun.<\/p>\n\n\n<h2 class=\"wp-block-heading\">\u0130yi bir MTTR de\u011feri nas\u0131l olmal\u0131?<\/h2>\n\n\n<p>\u0130yi bir sonu\u00e7, gerekli sonu\u00e7tan \u00f6d\u00fcn vermeden, anlaml\u0131 ve tutarl\u0131 bi\u00e7imde \u00f6l\u00e7\u00fclen bir \u00fcretime haz\u0131r duruma d\u00f6n\u00fc\u015f s\u00fcrecini iyile\u015ftirmektir. Her \u00fcretim ekipman\u0131 ve ar\u0131za t\u00fcr\u00fc i\u00e7in ge\u00e7erli, saat cinsinden tek bir hedef yoktur.<\/p>\n\n\n<p>Makinenizi benzer ko\u015fullarda \u00f6l\u00e7\u00fclen kendi referans de\u011feriyle kar\u015f\u0131la\u015ft\u0131r\u0131n. Ortalamadaki d\u00fc\u015f\u00fc\u015f\u00fc daha iyi onar\u0131m performans\u0131na ba\u011flamadan \u00f6nce ar\u0131za t\u00fcrlerinin da\u011f\u0131l\u0131m\u0131, vardiyalardaki bak\u0131m personeli mevcudiyeti, bak\u0131m y\u00f6ntemi veya raporlama kural\u0131 de\u011fi\u015fmi\u015f mi kontrol edin. Ekip ayn\u0131 derecede iyi \u00e7al\u0131\u015fsa bile birka\u00e7 basit ar\u0131zan\u0131n ya\u015fand\u0131\u011f\u0131 bir ay, tek bir karma\u015f\u0131k ar\u0131zan\u0131n ya\u015fand\u0131\u011f\u0131 aydan daha iyi g\u00f6r\u00fcnebilir.<\/p>\n\n\n<p>Ortalamay\u0131 olay say\u0131s\u0131, toplam kay\u0131p s\u00fcre, her bir olay\u0131n s\u00fcresi ve gecikmeye yol a\u00e7an a\u015famalarla birlikte de\u011ferlendirin. D\u00f6rt olayl\u0131 \u00f6rnekte, \u00fcretime haz\u0131r duruma d\u00f6n\u00fc\u015fe kadar ge\u00e7en s\u00fcreler k\u00fc\u00e7\u00fckten b\u00fcy\u00fc\u011fe 90, 150, 180 ve 420 dakikad\u0131r. Medyan <strong>165 dakika<\/strong>, ortalama ise 210 dakikad\u0131r. Son s\u0131radaki bu uzun olay incelenmelidir; rakamlar\u0131 birbirine yakla\u015ft\u0131rmak i\u00e7in kay\u0131tlardan \u00e7\u0131kar\u0131lmamal\u0131d\u0131r.<\/p>\n\n\n<p>MTTR tek ba\u015f\u0131na makinenin ne s\u0131kl\u0131kta ar\u0131zaland\u0131\u011f\u0131n\u0131 da g\u00f6stermez. <a href=\"https:\/\/skyplanner.ai\/tr\/kaynaklar\/mtbf\/\">Ar\u0131zalar aras\u0131 ortalama s\u00fcre<\/a>, yani MTBF, onar\u0131labilir bir ekipmanda ar\u0131za ba\u015f\u0131na d\u00fc\u015fen \u00e7al\u0131\u015fma s\u00fcresini ele al\u0131r. S\u0131k ya\u015fanan k\u0131sa ar\u0131zalar ile seyrek ya\u015fanan uzun ar\u0131zalar, toplam kay\u0131p s\u00fcreleri benzer olsa bile farkl\u0131 iyile\u015ftirme kararlar\u0131 gerektirir.<\/p>\n\n\n<p>En \u00f6nemlisi, <strong>3,5 saat bir sonraki onar\u0131m\u0131n tamamlanmas\u0131na kalan s\u00fcreyi g\u00f6stermez<\/strong>. Mevcut ar\u0131za farkl\u0131 bir par\u00e7a, uzman veya do\u011frulama i\u015flemi gerektirebilir. G\u00f6r\u00fc\u015fmeye dayanak olu\u015fturmak i\u00e7in kar\u015f\u0131la\u015ft\u0131r\u0131labilir ge\u00e7mi\u015f verileri kullan\u0131n; ard\u0131ndan bak\u0131m ekibinden g\u00fcncel de\u011ferlendirmeyi ve bir sonraki g\u00f6zden ge\u00e7irme zaman\u0131n\u0131 isteyin.<\/p>\n\n\n<h2 class=\"wp-block-heading\">\u00dcretime d\u00f6n\u00fc\u015f\u00fc as\u0131l geciktiren s\u00fcreyi k\u0131salt\u0131n<\/h2>\n\n\n<p>Al\u0131nacak \u00f6nlemi se\u00e7meden \u00f6nce uzun s\u00fcren olaylar\u0131 a\u015famalar\u0131na ay\u0131r\u0131n. En iyi iyile\u015ftirme her zaman fiili onar\u0131m\u0131 h\u0131zland\u0131rmak de\u011fildir; bazen bu i\u015fe ba\u015flamadan \u00f6nceki bir gecikmeyi ortadan kald\u0131rmakt\u0131r.<\/p>\n\n\n<p>M\u00fcdahale gecikiyorsa ar\u0131za bilgisinin sorumlu ki\u015fiye nas\u0131l ula\u015ft\u0131\u011f\u0131n\u0131 ve vardiyalar aras\u0131nda sorumlulu\u011fun nas\u0131l devredildi\u011fini g\u00f6zden ge\u00e7irin. Makine kimli\u011fi, g\u00f6zlenen belirtiler ve gerekti\u011finde kime ba\u015fvurulaca\u011f\u0131n\u0131 g\u00f6steren a\u00e7\u0131k bir bildirim yolu, bak\u0131m ekibine yaln\u0131zca \u00fcretimin durdu\u011funu s\u00f6yleyen belirsiz bir mesajdan daha yararl\u0131 bir ba\u015flang\u0131\u00e7 sa\u011flar.<\/p>\n\n\n<p>En \u00e7ok zaman ar\u0131za te\u015fhisinde ge\u00e7iyorsa ilgili ekipman bilgilerine, ar\u0131za ge\u00e7mi\u015fine ve uzman bilgisine eri\u015fimi kolayla\u015ft\u0131r\u0131n. Tekrarlayan ar\u0131zalar\u0131 bak\u0131m ve m\u00fchendislik ekipleriyle birlikte inceleyin. Makineyi tekrar tekrar s\u0131f\u0131rlamak, nedeni ortadan kald\u0131rmadan kay\u0131tlardaki tekil duru\u015f s\u00fcrelerini k\u0131saltabilir.<\/p>\n\n\n<p>En \u00e7ok zaman par\u00e7a beklerken ge\u00e7iyorsa hangi par\u00e7aya ihtiya\u00e7 duyuldu\u011funu, par\u00e7an\u0131n nas\u0131l belirlendi\u011fini ve neden mevcut olmad\u0131\u011f\u0131n\u0131 ara\u015ft\u0131r\u0131n. Kritik yedek par\u00e7alar\u0131n bulunabilirli\u011fini veya do\u011fru par\u00e7an\u0131n belirlenmesini hedefleyen bir de\u011fi\u015fiklik, her par\u00e7ay\u0131 stoklamaktan daha yararl\u0131 olabilir. \u00dc\u00e7 saatlik \u00f6rnekte 60 dakikal\u0131k par\u00e7a bekleme s\u00fcresi a\u00e7\u0131k\u00e7a ara\u015ft\u0131r\u0131lmas\u0131 gereken bir konudur; ancak tek ba\u015f\u0131na belirli bir stok politikas\u0131n\u0131n hakl\u0131 oldu\u011funu kan\u0131tlamaz.<\/p>\n\n\n<p>En uzun a\u015fama fiziksel onar\u0131msa haz\u0131rl\u0131\u011f\u0131, eri\u015fimi, aletleri, talimatlar\u0131 ve i\u015f i\u00e7in gereken becerileri g\u00f6zden ge\u00e7irin. Darbo\u011faz test veya \u00fcretime d\u00f6n\u00fc\u015f onay\u0131ysa gerekli ki\u015filerin ve kontrollerin nas\u0131l haz\u0131r olaca\u011f\u0131n\u0131 kararla\u015ft\u0131r\u0131n. \u0130yile\u015ftirme, s\u00fcreyi daha erken sonland\u0131rmak i\u00e7in do\u011frulamay\u0131 atlamak de\u011fil, ekipman\u0131 daha iyi haz\u0131rlanm\u0131\u015f bir s\u00fcre\u00e7le yeniden kullan\u0131ma almakt\u0131r.<\/p>\n\n\n<p>Se\u00e7ilen \u00f6nlem i\u00e7in bir sorumlu belirleyin ve sonras\u0131nda ya\u015fanan kar\u015f\u0131la\u015ft\u0131r\u0131labilir olaylar\u0131 inceleyin. Hem ilgili a\u015faman\u0131n s\u00fcresini hem de \u00fcretime haz\u0131r duruma d\u00f6n\u00fc\u015f i\u00e7in ge\u00e7en toplam s\u00fcreyi g\u00f6r\u00fcn\u00fcr tutun. Onar\u0131m a\u015famas\u0131nda kazan\u0131lan zaman ba\u015fka bir beklemeye kay\u0131yorsa veya eksik yap\u0131lan i\u015f k\u0131sa s\u00fcre sonra yeni bir kesintiye yol a\u00e7\u0131yorsa, onar\u0131m\u0131n k\u0131salmas\u0131n\u0131n \u00fcretime katk\u0131s\u0131 s\u0131n\u0131rl\u0131 kal\u0131r.<\/p>\n\n\n<h2 class=\"wp-block-heading\">Onar\u0131m s\u00fcrecindeki de\u011fi\u015fikliklere g\u00f6re \u00fcretim plan\u0131n\u0131 g\u00fcncel tutun<\/h2>\n\n\n<p>Gelecekte \u00fcretime haz\u0131r duruma d\u00f6n\u00fc\u015f s\u00fcrecini iyile\u015ftirmek bir i\u015ftir; <a href=\"https:\/\/skyplanner.ai\/tr\/kaynaklar\/makine-arizasi-sonrasi-uretimde-yeniden-cizelgeleme\/\">bug\u00fcnk\u00fc m\u00fc\u015fteri taahh\u00fctlerini korumak<\/a> ise ba\u015fka bir i\u015f. \u00dcretim, s\u0131rada neyin \u00e7al\u0131\u015faca\u011f\u0131na karar vermek i\u00e7in ay sonu ortalamas\u0131n\u0131 bekleyemez.<\/p>\n\n\n<p>Bak\u0131m ekibinin ba\u015flang\u0131\u00e7ta bir i\u015fleme merkezinin saat 11:00&#8217;de yeniden kullan\u0131ma haz\u0131r olmas\u0131n\u0131 bekledi\u011fini d\u00fc\u015f\u00fcn\u00fcn. Daha sonraki bir de\u011ferlendirmede bu beklenti 14:00&#8217;e \u00f6teleniyor. Ge\u00e7mi\u015f MTTR de\u011feri de\u011fi\u015fmedi, ancak bekleyen sipari\u015fler i\u00e7in kullan\u0131labilir kapasite de\u011fi\u015fti. Sipari\u015flerden birinin tala\u015fl\u0131 imalattan sonra h\u00e2l\u00e2 kontrolden ge\u00e7mesi gerekiyor; alternatif i\u015fleme merkezinde ise ba\u015fka bir m\u00fc\u015fterinin i\u015fleri var.<\/p>\n\n\n<p><strong>SkyPlanner APS, bu kapasite de\u011fi\u015fikli\u011fini <a href=\"https:\/\/skyplanner.ai\/tr\/kaynaklar\/uretim-cizelgeleme-nedir\/\">birbiriyle ba\u011flant\u0131l\u0131 i\u015flerin \u00fcretim \u00e7izelgesine<\/a> yans\u0131t\u0131r.<\/strong> Bak\u0131m ekibinin de\u011ferlendirdi\u011fi kullan\u0131lamama s\u00fcresini bir i\u015f merkezi istisnas\u0131 olarak kaydedin. Beklenen d\u00f6n\u00fc\u015f zaman\u0131 de\u011fi\u015fti\u011finde zaman aral\u0131\u011f\u0131n\u0131 g\u00fcncelleyip \u00e7izelgeyi yeniden hesaplat\u0131n. SkyPlanner&#8217;\u0131n \u00e7izelgeleme yapay zek\u00e2s\u0131 Arcturus, bu de\u011fi\u015fiklikten etkilenen ve \u00e7izelgelenebilir durumdaki operasyonlar\u0131, tan\u0131mlad\u0131\u011f\u0131n\u0131z kaynaklar\u0131, operasyon ba\u011f\u0131ml\u0131l\u0131klar\u0131n\u0131, \u00f6ncelikleri ve kilitleri dikkate alarak kay\u0131tl\u0131 kapasiteye g\u00f6re \u00e7izelgeler. Ortaya \u00e7\u0131kan s\u0131ralama Gantt \u015femas\u0131nda g\u00f6sterilir.<\/p>\n\n\n<p>D\u00f6n\u00fc\u015f saati 14:00 oldu\u011funda, bekleyen tala\u015fl\u0131 imalat i\u015flerinin kontrol ve teslimat i\u00e7in h\u00e2l\u00e2 yeterli zaman b\u0131rak\u0131p b\u0131rakmad\u0131\u011f\u0131n\u0131 g\u00f6zden ge\u00e7irin. Uygun bir alternatif kaynak bir operasyonu \u00fcstlenebiliyorsa o kaynak \u00fczerindeki mevcut taahh\u00fctleri de inceleyin. Ba\u015flam\u0131\u015f bir i\u015f i\u00e7in ayr\u0131ca yeniden ba\u015flatma karar\u0131 gerekir; bekleyen i\u015f kuyru\u011funu yeniden hesaplamak, kesintiye u\u011frayan i\u015fin durumunu do\u011frulaman\u0131n yerini tutmaz.<\/p>\n\n\n<p>B\u00f6ylece birbirine ba\u011fl\u0131 i\u015f kuyruklar\u0131n\u0131 elle yeniden d\u00fczenleme ihtiyac\u0131 azal\u0131r ve teslimat kararlar\u0131 daha net bir temele dayan\u0131r. \u00dcretime haz\u0131r duruma d\u00f6n\u00fc\u015fle ilgili g\u00fcncel de\u011ferlendirme bak\u0131m ekibinin sorumlulu\u011fundad\u0131r. \u00dcretim \u00f6nceliklerini siz belirlersiniz. Her makinenin i\u015f listesini ayr\u0131 ayr\u0131 d\u00fczeltmeniz gerekmez; Arcturus, birbiriyle ba\u011flant\u0131l\u0131 i\u015flerin t\u00fcm\u00fc i\u00e7in \u00e7izelgeleme hesab\u0131n\u0131 yapar.<\/p>\n\n\n<p>Onar\u0131m s\u00fcrecini iyile\u015ftirme \u00e7al\u0131\u015fmalar\u0131n\u0131z\u0131n yan\u0131nda SkyPlanner&#8217;\u0131 se\u00e7menizin nedeni budur: <strong>kullan\u0131labilirli\u011fe ili\u015fkin varsay\u0131m g\u00fcncellendi\u011finde, bu de\u011fi\u015fiklik etkilenen sipari\u015flere ve sonraki operasyonlara yans\u0131r<\/strong>. Belirsizlik s\u00fcr\u00fcyorsa varsay\u0131m\u0131 ne zaman yeniden de\u011ferlendirece\u011finizi kararla\u015ft\u0131r\u0131n ve daha kesin bilgiler geldik\u00e7e \u00e7izelgeyi g\u00fcncel tutun.<\/p>\n\n\n<h2 class=\"wp-block-heading\">Uzayan bir ar\u0131zan\u0131n teslimatlara etkisini g\u00f6r\u00fcn<\/h2>\n\n\n<p>Yararl\u0131 bir MTTR raporu neyin \u00f6l\u00e7\u00fcld\u00fc\u011f\u00fcn\u00fc, ortalaman\u0131n hangi olaylardan hesapland\u0131\u011f\u0131n\u0131 ve iyile\u015ftirmeye nereden ba\u015flanmas\u0131 gerekti\u011fini g\u00f6sterir. Yararl\u0131 bir \u00fcretim plan\u0131 ise mevcut onar\u0131m devam ederken ne yapman\u0131z gerekti\u011fini g\u00f6sterir. Bu kararlar\u0131 birbirine ba\u011flamak, sa\u011flam bir bak\u0131m analizinin yaln\u0131zca ayl\u0131k bir rakam olarak kalmas\u0131n\u0131 \u00f6nler.<\/p>\n\n\n<p>SkyPlanner, a\u00e7\u0131k REST API \u00fczerinden her ERP veya MES ile entegre olur. B\u00f6ylece birbiriyle ba\u011flant\u0131l\u0131 i\u015fler \u00e7izelgelenirken mevcut sipari\u015f ve \u00fcretim bilgileriniz temel al\u0131nabilir.<\/p>\n\n\n<p><a href=\"https:\/\/skyplanner.ai\/tr\/iletisim-satis\/\">SkyPlanner demosu i\u00e7in randevu al\u0131n<\/a>; g\u00f6r\u00fc\u015fmeye yak\u0131n zamanda ya\u015fanan bir ar\u0131za \u00f6rne\u011fini, g\u00fcncellenmi\u015f devreye d\u00f6n\u00fc\u015f varsay\u0131m\u0131n\u0131 ve ilgili kaynaktan ge\u00e7en m\u00fc\u015fteri sipari\u015flerini getirin. Bekleyen operasyonlardan hangilerinin yer de\u011fi\u015ftirdi\u011fini, sonraki a\u015famalar\u0131n nas\u0131l etkilendi\u011fini ve hangi teslimat taahh\u00fctlerinin g\u00f6zden ge\u00e7irilmesi gerekti\u011fini g\u00f6stermelerini isteyin. \u00d6nce kendiniz ke\u015ffetmeyi tercih ediyorsan\u0131z <a href=\"https:\/\/skyplanner.ai\/tr\/deneme\/\">SkyPlanner&#8217;\u0131 demo verileriyle deneyin<\/a> ve bir kapasite de\u011fi\u015fikli\u011finin \u00e7izelgeyi nas\u0131l yeniden \u015fekillendirdi\u011fini g\u00f6r\u00fcn.<\/p>\n\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>MTTR: Ortalama Onar\u0131m S\u00fcresini Hesaplay\u0131n, Zaman Kayb\u0131n\u0131 Azalt\u0131n Ana Sayfa &raquo; Kaynaklar &raquo; MTTR: Ortalama Onar\u0131m S\u00fcresini Hesaplay\u0131n, Zaman Kayb\u0131n\u0131 Azalt\u0131n Ortalama onar\u0131m s\u00fcresi (MTTR), ekipman ar\u0131zas\u0131ndan sonra tan\u0131mlanm\u0131\u015f bir onar\u0131m veya yeniden kullan\u0131labilir duruma getirme s\u00fcrecinin ortalama s\u00fcresidir. Hesaplamak i\u00e7in kar\u015f\u0131la\u015ft\u0131r\u0131labilir nitelikteki tamamlanm\u0131\u015f olaylar\u0131n s\u00fcrelerini toplay\u0131n ve bu olaylar\u0131n say\u0131s\u0131na b\u00f6l\u00fcn: MTTR = toplam &#8230; <a title=\"MTTR: Ortalama Onar\u0131m S\u00fcresini Hesaplay\u0131n, Zaman Kayb\u0131n\u0131 Azalt\u0131n\" class=\"read-more\" href=\"https:\/\/skyplanner.ai\/tr\/kaynaklar\/mttr\/\" aria-label=\"Read more about MTTR: Ortalama Onar\u0131m S\u00fcresini Hesaplay\u0131n, Zaman Kayb\u0131n\u0131 Azalt\u0131n\">Read more<\/a><\/p>\n","protected":false},"author":3,"featured_media":108953,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"_uag_custom_page_level_css":"","footnotes":""},"categories":[2542,314],"tags":[],"class_list":["post-108943","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-aps-ve-cizelgeleme","category-kaynaklar","generate-columns","tablet-grid-50","mobile-grid-100","grid-parent","grid-33"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.3 (Yoast SEO v28.7) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>MTTR: Ortalama Onar\u0131m S\u00fcresini Hesaplay\u0131n, Zaman Kayb\u0131n\u0131 Azalt\u0131n<\/title>\n<meta name=\"description\" content=\"Anlaml\u0131 bir MTTR hesaplay\u0131n, makinenin devreye d\u00f6n\u00fc\u015f\u00fcn\u00fc neyin geciktirdi\u011fini bulun; 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