Valve chisimbiso. Valve cover gasket - zviratidzo zvekukuvadza uye kutsiva.

Ivhavhavhavha yevhavha gasket (inozivikanwawo sevhavha chisimbiso) inosimbisa kubatana pakati pevhavha yevhavha nemusoro wecylinder. Kukuvara kwayo ndechimwe chezvikonzero zvinowanzoitika zvekudonha kwemafuta einjini mumotokari dzakura. 

Ndezvipi zvikonzero zvekukuvara kwayo? Takabvunza nyanzvi nezvazvo. Isu takatarisawo kuti ndedzipi mhinduro mechanics dzinoshandisa "kubatsira" gasket isinganame.

Kudonha kweoiri yeinjini kune njodzi zvakanyanya. Vanogona kutungamirira ku kukurumidza kupfeka kana jamming yedhiraivha unit . Kunyanya kana isu tichibata nemutengi anongotarisa pasi pehodhi apo chiratidzo chezinga remafuta pane dhibhodhi remota rinovheneka.

Valve cover gasket - ndeyei uye yakarongeka sei?

Chivharo chevhavha chakagadzirirwa kuchengetedzwa kwecamshafts, mavharuvhu uye zvimwe zvikamu zvegasi rekugovera system, yakaiswa muhumburumbira musoro. Valve chivharo gasket inosimbisa kubatana pakati pevhavha yevhavha uye cylinder musoro. Naizvozvi kudzivirira kubuda kwemafuta einjini .

Mavharuvha ekuvhara gaskets anowanzo kugadzirwa nerabha yakasimba. Mota dzechikuru dzakashandisa cork valve cover gaskets.

Mota dzechinyakare uye mota zhinji dzemazuvano dzichiri kushandisa mavharuvhu esimbi, kazhinji aruminiyamu. Pazasi pane rubber gasket (kashoma kazhinji kork gasket). Muchiitiko ichi, kana pakaitika kubuda, chisimbiso chakakanganiswa chete chinotsiviwa.

Asi mumakore achangopfuura, mhinduro itsva yakaonekwa, iyo inoshandiswa kakawanda. it mavharuvhu epurasitiki anovhara (duroplast kana thermoplastic, ine fiberglass reinforcement). Iyo valve yekuvhara gasket inosanganiswa navo. Nokudaro, muchiitiko chekudonha, inoramba ichitsiva chivharo chose negasket yakabatanidzwa.

Zviratidzo zveyakakuvadzwa vharafu yevhavha gasket

Zviratidzo zvinoonekwa neziso rakashama - maronda emafuta einjini pamusoro peinjini . Mukutaura kwekutaura, zvinowanzotaurwa kuti "injini iri kudikitira." Chiratidzo chechipiri ndechekuti, hongu, inogara ichidzikira injini yemafuta level . Chechitatu - (pamwe) kupisa mafuta kunhuwa , iyo inodonha uye inopisa pane inopisa injini block.

Oiri inodonha kubva kune yakakuvadzwa yevhavha yevhavha gasket inogona kusvika paV-ribbed bhandi kana bhandi renguva (pamotokari dzisina bhandi chivharo). Uye saizvozvo inogona kutungamirira kukuparadzwa kwebhanhire reV-ribbed kana bhanhire renguva .

Zvikonzero zvevhavha yekuvhara gasket kupfeka

Nei oiri ichidonha kubva pasi pevhavha yevhavha gasket? Chii chinokanganisa vharafu yevhavha gasket kuchembera? Takabvunza nyanzvi nezvazvo

Stefan Wujcik, nyanzvi kubva kuDr Motor Automotive, anonyanya kuzivikanwa kugadzira magasi emotokari, kusanganisira magasi pasi pechivharo chemusoro wecylinder, akatiratidza zvikonzero zvakakosha zvekuchembera kwecylinder head gaskets. Izvo:

• Pfeka Zvisimbiso zvinongosakara. Kunyangwe iwo akanakisa anogadzirwa nevagadziri vemhando. Ndicho chikonzero nei kuvuza kunowanzoitika mumotokari dzine makore akati wandei. Nyangwe neavo vakashandirwa nemazvo.
• Low quality - kukundikana kunogona kuitika kare kana gasket yakashata zvikuru inoshandiswa mumotokari. Izvi zvinogona kunge zviri kukanganisa kwemugadziri uye kushandiswa kwehurombo-hunyoro gasket panguva yegungano rekutanga. Kana mugadziri wekuvhara uyo anoisa gasket yakachipa kwazvo panguva yekugadzirisa uye ... imwe kukundikana kwegasket, kunyangwe mushure memwedzi mishoma.
• Yakatadza kutonhora system - Iyo vharafu yevhavha gasket inogona zvakare kuve pasi pekukasira kupfeka kana mota yekutonhora system yakanganisa. Yakanyanya kukwira injini inoshanda tembiricha inomhanyisa kupfeka kwevhavha yevhavha gasket. Chikonzero chinogona kunge chiri, semuenzaniso, kutadza kweiyo thermostat (jamming munzvimbo yakavharwa), yakanyanya kuderera inotonhorera, kutadza kwe fan, kushandiswa kwemvura pachinzvimbo chekutonhodza.
• Mafuta einjini   - kushandiswa kweiyo yakaderera-mhando injini oiri uye yakawandisa mafuta anochinja.
• Mamiriro asina kunaka edhiraivha unit - Injini yakasakara inomhanyisa kuderera kwegasket pasi pevhavhavhavha.

Kukundikana kunogonawo kukonzerwa ne kuiswa chisimbiso kusina kururama . Kune akawanda madhairekitori paInternet (kusanganisira mavhidhiyo edzidziso) anokuratidza nhanho nhanho maitiro ekugadzirisa chikamu iwe pachako. Vamwe vatengi vanogona kunge vakatsiva nehunyanzvi hwevhavhavhavha yevhavha gasket ivo pachavo, zvichikonzera kuwanda kwezvikanganiso zvine chekuita nekusakwana kwekugadzirira kwenzvimbo dziri padyo kana kuomesa kwakashata kwemabhaudhi anokwira.

Iri gasket rinofanira kutsiviwa riini?

Iko kuripo kwekushisa kwepamusoro mumotokari kune kukanganisa kwehupenyu hwechisimbiso. Nokufamba kwenguva, inova yakaoma, inotsemuka uye inorega kuvhara zvakanaka. . Izvi zvicharatidzwa nekudonha kwemafuta kubva munzvimbo yevhavha yevhavha, iyo inotanga kuyerera kuburikidza nejini, uye mune mamwe injini ichaonekwawo mumatsime e spark plug. Hwaro hwekucherechedza chiitiko chakadaro ndiko kuongororwa kwakakodzera uye kutsunga kuti kudonha kwacho kunouya zvakananga kubva pachivharo chevharuvhu.

Valve Chivharo Gasket Replacement uye Murombo Valve Kuvhara Seating Issues

Dzimwe nguva kuisa chivharo chitsva chevhavha gasket hakubatsiri. Sei? Kudonha kunogona kukonzerwa ne matambudziko nekukodzera kwakaringana kwevhavhavhavha kusvika kumusoro kwejini . Chivharo chevhavha chinogona kunge chakakotama, chakamonyoroka, kana neimwe nzira kukuvara. Muchiitiko ichi, hapana chakasara kunze kwekushandisa chivharo chitsva.

Mechanics dzimwe nguva anoshandisa dzimwe mhinduro, asi kutaura nezve kugadzirisa kwehunyanzvi uye mhedzisiro yenguva refu kwakaoma. Imwe yacho inogona kunge iri kushandiswa kweyekuwedzera tembiricha yesilicone, iyo (inoretically) inofanirwa kubhadhara kudonha kunokonzerwa nekusakwana kwechivharo kumusoro kwejini.

Chii chinofanira kuyeukwa usati watsiva vharafu yevhavha gasket?

Heano mamwe mazano anobatsira:

• Kusiyana kwemitengo yepadhi pakati pemhando yezvigadzirwa zvemhando yepamusoro uye zvakachipa zvisiri zvemhando zvigadzirwa hazvina basa. Zviri nani kusarudza gasket yakanaka iyo inovimbisa kusimba uye yakanaka kugadzirisa mhedzisiro.
• Zvinoda bvisa zvakasara zvekare gasket ine musoro wecylinder uye chivharo chevharuvhu.
• Zvakakodzera kushandisa zvitsva zvekugadzirisa screws .
• Simbisa mabhaudhi evhavha yevhavha ne torque wrench nenguva inodiwa. Iyo kurongeka iyo screws yakasimbiswa yakakoshawo.
• Mushure mekutsiva chisimbiso wedzera mwero wemafuta einjini .

DIY: kutsiva chisimbiso chevharuvhu

Paunosangana nemafuta ekudonha akatenderedza chivharo chevhavha, iwe ungangoda kutsiva vharafu yevhavha gasket. Ichi hachisi chiitiko chakaoma kwazvo chatinogona kuita kana tiine maturusi ekutanga chete. Mugwaro iri, iwe uchadzidza kuti chisimbiso ichi chiri papi, nguva yekuchitsiva, uye nzira yekupedzisa basa rese.

Nhanho yekutanga ndeyekuraira gasket yakakodzera . Kana iwe uchida kuitenga paAllegro, tsvaga kugadzira uye muenzaniso wemotokari yako uye simba rejini yako, semuenzaniso, "Mercedes 190 2.0 valve cover gasket". Kana, mushure mekuverenga tsananguro yechigadzirwa, isu hatina chokwadi kana gasket ichakodzera injini yedu, zvakakosha kuonana nemutengesi nekuda kweichi chinangwa, saka nekutarisa iyo VIN nhamba, isu tichava nechokwadi chekuti gasket rakakodzera kune yedu. injini.

Zvino ngatipedzei maturusi ese uye zviyamuro zvinogonesa nekufambisa basa rese. Zvishandiso zvakadai se:

• seti yema socket wrenches, hex kiyi, Torx wrenches ine ratchet uye ekuwedzera (semuenzaniso YATO),
• torque wrench ine renji inobvumira kusimba ne torque ye8 kusvika 20 Nm (semuenzaniso, PROXXON),
• universal pliers,
• Phillips uye flathead screwdrivers
• gasket/glue scraper, waya bhurasho,
• pepa tauro kana jira uye mafuta ekuwedzera,
• rubber mallet.

Nhanho inotevera ichava kubviswa kwezvikamu zvinokanganisa kubviswa kwevhavha yevhavha . Zvichienderana nemuenzaniso chaiwo uye rudzi rweinjini uye nhamba yemasilinda, izvi zvichange zvichinyanya kushanda kana zvishoma (muV-injini, pane mapeji maviri). Iyo inonyanya kuzivikanwa ndeye ina-cylinder in-line unit. Sekutonga, isu tichada kubvisa chivharo cheinjini yepurasitiki, spark plug waya kana makoiri (muinjini yepeturu), pamwe newaya nemapulagi kubva kune mamwe masensa. . Dzimwe nguva zvichave zvakare zvakakosha kubvisa iyo yekudyara manifold uye air filter imba.

Paunenge uchibvisa waya kubva kune spark plugs kana spark plugs kubva kune ignition coil, teerera kune kunobva waya (tiri kutaura nezve iginition order). Kuti uyeuke izvi, zvakanaka kunamatira chidimbu chetape yekunamatira ine nhamba pane imwe neimwe yewaya (somuenzaniso, kurongeka kubva pamberi pejini).

Mushure mekubvisa zvese zvakavhara kupinda kwedu, nhanho inotevera ndeyekubvisa chivharo chevhavha . Usati waita izvi, zvakakodzera kufuridzira kunze injini nemhepo yakamanikidzwa kuti uve nechokwadi chekuti hapana chakapinda mukati. Iyo kepisi inogaro batwa ine akati wandei 8 kana 10 mm mabhaudhi kana nzungu, saka shandisa 13 kana 17 socket wrench ine maburi atinopinza screws. Kana pane dambudziko rekubvisa chivharo chevhavha, tinogona kuirova nerubber mallet. Tichaedzawo kutema gasket yekare nebanga rinopinza (mushure menguva refu inogona kunamatira kumusoro kana kuvhara).

Zvino bvisa gasket rekare nezvose zvasara . Tichashandisa scraper yakakodzera yekuvhara (zvichida plastiki). Zvakanakisisa kusaedza kuchenesa nescrewdriver yenguva dzose kana imwe simbi yakaoma sezvo izvi zvinogona kukuvadza pamusoro pechivharo kana musoro.

Kune izvi, isu tinogona kubatsira neakapfava waya bhurashi, pepa tauro uye yekubvisa peturu. Nzvimbo yekubata inofanira kunge yakachena uye yakaenzana.

kubviswa

kuchenesa chivharo

Zvichienderana nemhando yeinjini, dzimwe nguva zvinokwanisika kutsiva spark plug o-rings. . Kana dzakapfekwa, oiri inogona kupinda mune spark plug sockets, zvichiita kuti ignition system isashande. Pane mamwe emhando dzeinjini, zvisimbiso izvi zvakavakwa muvhavhavhavhavhavha. Izvi zvinoreva kuti kana imwe yadzo yakapfekwa uye oiri ichidonha, isu tichafanirwa kutsiva iyo cap yese.

General maonero kubva kumusoro

chidimbu

Nhanho inotevera ndeyekuisa gasket nyowani . Dzimwe nguva chubhu yesilicone mota sealant inogona kudikanwa kuti ipe imwe chisimbiso pamakona uye makona akakomberedzwa. Kana zvichidiwa zvinoenderana nemugadziri. Mushure mekuisa gasket, iva nechokwadi che 3 nguva iyo inobata zvakanaka uye haina kutsvedza mushure mekuiswa mumusoro.

Iyo penultimate nhanho ndeyekuisa cylinder musoro gasket chivharo uye kuomesa screws mune kwayo kurongeka. - crosswise, kutanga kubva pakati. Kana uchisimbisa mabhaudhi evhavha yevhavha, torque chaiyo yakakosha, saka isu tichashandisa torque wrench pano. Iyo yekusimbisa torque kazhinji iri pakati pe8 ne20 Nm.

Danho rekupedzisira nderekuunganidza zvikamu zvese zvatakaparadzanisa pakutanga. . Pakarepo mushure mekutanga injini, tarisa kuti mafuta einjini adonhe kubva panzvimbo yekuvhara.

Maitiro eKutsiva Inodonha Valve Yakavharira Gasket