Shugaban gasket. Yaushe ya kamata a canza shi kuma nawa ne kudinsa?
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Shugaban gasket. Yaushe ya kamata a canza shi kuma nawa ne kudinsa?

Shugaban gasket. Yaushe ya kamata a canza shi kuma nawa ne kudinsa? Matsanancin yanayi yana wanzuwa inda kai ya haɗa zuwa shingen Silinda. Hatimin da aka sanya a wurin ba koyaushe yana jurewa babban matsi da zafin jiki ba, kodayake yana da ɗorewa. A cikin yanayin lalacewa, farashin gyare-gyare na iya shiga cikin dubban PLN.

Silinda shugaban gasket abu ne mai sauƙi da sauƙi kuma in mun gwada da arha. A wajen shahararrun motoci, farashinsa bai wuce PLN 100 ba. Duk da haka, a cikin injin yana taka muhimmiyar rawa, idan ba tare da shi ba drive ba zai iya aiki ba. Muna magana ne game da tabbatar da ƙarfin aiki na sararin samaniya a sama da piston da kuma rufe tashoshin mai da mai sanyaya. A babban iko da turbocharged injuna, shugaban gasket za a iya yi gaba ɗaya daga karfe (bakin karfe, jan karfe), da kuma a gefuna a lamba tare da cylinders, zai iya samun musamman, kananan flanges cewa deform daidai bayan tightening kai da kuma samar da na kwarai. kyau sealing. Ko da gasket na al'ada yana da wani nau'i na elasticity da nakasar, saboda wanda, lokacin da aka matsa kai, yana cika rashin daidaituwa na tubalin Silinda da kan Silinda.

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A bisa ka'ida, gaskat kan silinda zai iya ɗaukar tsawon rayuwar injin. Amma al'adar ta bambanta. Yanayin aiki na na'urar tuƙi ba koyaushe suke da kyau ba. Misali, masu amfani da motoci suna fuskantar lodi masu nauyi kafin su kai ga zafin da ake bukata. Ko kuma an yi masa lodin zafi na dogon lokaci yayin tuƙi a cikin tsaunuka ko kan manyan tituna. Har ila yau, akwai waɗanda ke da ƙarfi ta hanyar shigarwa na HBO ba tare da daidaitawa ba. A kowane hali, ko da shigarwar HBO da aka daidaita daidai ba tare da ingantaccen tsarin tsarin sanyaya yana ƙara yawan zafin jiki a ɗakunan konewa kuma yana yin haɗari ga gasket. Hakanan zaka iya ƙara gyare-gyaren daidaitawa waɗanda ba a aiwatar da su cikin ƙwarewa a cikin injin ba. A kowane ɗayan waɗannan lokuta, injin na iya yin zafi ko da a cikin ɗayan silinda. Gaskat baya jure damuwa na thermal kuma ya fara ƙonewa. Wannan yawanci yana faruwa a cikin makogwaro tsakanin silinda. A hankali ƙonewa daga ƙarshe yana haifar da busa-ta hanyar iskar gas tare da cakuda iska-mai da iskar gas tsakanin gasket, shingen silinda da kan silinda.

Tun da gabaɗayan gasket ɗin yana rasa matsewar sa akan lokaci, yayyo na coolant da man injin yana faruwa. Saboda haka, a farkon mataki, lalacewar da silinda shugaban gasket bayyana kanta kawai a cikin m aiki na sanyi engine da kuma "asara" na rago gudun. Tare da manyan canje-canje a cikin zafin jiki na injin da raunana naúrar wutar lantarki tare da samuwar farin hayaki daga shaye-shaye, kasancewar mai a cikin tankin faɗaɗa na tsarin sanyaya (da kuma asarar ruwa), kasancewar mai sanyaya a cikin mai - mu je taron bitar da wuri-wuri. Makanikin zai tabbatar da gazawar gasket ta hanyar auna matsa lamba a cikin silinda da kuma duba kasancewar carbon dioxide a cikin tankin faɗaɗa na tsarin sanyaya.

Duba kuma: Yaya ake kula da taya?

Akwai nau'ikan motocin da gas ɗin kan silinda ke ƙonewa cikin sauƙi kuma ko da a yanayin aiki na yau da kullun na gasket ɗin ya lalace. Akwai dalilai daban-daban na wannan hali na gazawa. Wani lokaci wannan yana faruwa ne saboda zamewar layin silinda, wani lokacin kuma saboda yawan matsawa na gasket, misali, saboda ƙananan tazara tsakanin silinda. Hakanan yana iya zama saboda kuskuren ƙirar injin gaba ɗaya, wanda ke da saurin zafi.

Maye gurbin gaskit shugaban Silinda aiki ne mai sauƙi kuma mai arha kawai a cikin injunan bugun jini guda biyu da injunan bugun jini huɗu tare da bawuloli na ƙasa. Amma ba a amfani da su a cikin motocin zamani. Injin da aka saba samarwa a yau ƙirar bawul ɗin sama ne wanda a ciki ake makale abubuwan sha da kayan shaye-shaye zuwa kan silinda. Tsarin lokaci da suka fi sau da yawa kuma suna cikin kai, kuma ƙwanƙwasa ke tafiyar da motarsa. Wannan shine dalilin da ya sa maye gurbin gasket na kai yana ɗaukar lokaci da tsada. Ya zama dole ba kawai don tarwatsawa da tara kan silinda kanta ba, amma har ma don haɗawa da sake haɗa manifolds da tafiyar lokaci. Don wannan dole ne a ƙara ƙarin matakai da kayan da ake buƙata akai-akai lokacin maye gurbin kai. Waɗannan su ne, alal misali, ingarma tare da goro don ɗaure kan Silinda zuwa shingen Silinda, wanda yakamata a maye gurbinsu da sababbi (tsofaffin suna shimfiɗawa kuma suna iya fashewa). Ko manifold hawa bolts, wanda sau da yawa karya lokacin da ka yi kokarin kwance su (sanda saboda high zafin jiki). Dole ne a cire ƙullun da aka karye daga kai, wanda kuma yana ɗaukar lokacin bita. Hakanan yana iya zama cewa kan ya karkace saboda zafi fiye da kima kuma yana buƙatar yin shiri don maido da fili mai kyau da tabbatar da matsewa.

Ko da a lokacin da komai ke tafiya daidai, canza gasket a cikin taron bita mai zaman kansa zai rage walat ɗin ku ta PLN 300-1000 dangane da girman da ƙirar injin. Sassan zasu kashe PLN 200-300, kuma ƙarin matakai na iya kashe wani PLN 100. Idan al'amarin yana kusa da maye gurbin kayan aikin lokaci, kuna buƙatar ƙara wani PLN 300-600 don kayan gyara da PLN 100-400 don aiki. Mafi hadaddun da ƙarancin samun injin injin, mafi girman farashin. Idan aka kwatanta da manyan motoci masu daraja da manyan injuna hadaddun, farashin zai iya zama mafi girma.

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