Izizathu zokuvuza kweoyile yeenjini zemoto: Okokuqala, uninzi lokuvuza kweoyile ye-injini kubangelwa kukwaluphala okanye ukonakaliswa kwezitywina. Isitywina siya kuba lukhuni ngokuthe ngcembe ngokuhamba kwexesha kwaye siqhubeke sitshintshana phakathi kwengqele kunye nobushushu, siphulukane ne-elasticity yayo (igama lobuchwephesha yi-plasticization), kwaye inokuphuka kakhulu. Oku kubangele ukuvuza kweoli. Ukusuka phezulu, phakathi, nasezantsi enjini, amatywina okuguga aqhelekile. Isitywina esibaluleke ngakumbi kumphezulu we-injini sisivalo se-valve gasket.

I-gasket yesigqubuthelo segumbi le-valve: Oku kufuneka kube yeyona nto ixhaphakileyo. Uyabona kwigama ukuba idla ngokufakwa kwikhava yegumbi levalvu. Ngenxa yendawo enkulu yokutywina, kulula ukubangela ukuvuza kweoli emva kokuguga ngokuhamba kwexesha. Ngokuhambelanayo, iimoto ezininzi ziphila ixesha elide. Yabanikazi beemoto baye badibana nayo. Igasket kufuneka itshintshwe. Iingozi eziphambili zokuvuza kwe-oyile yemoto: ilahleko yeoli, okukhokelela kwinkcitho, kwaye ngokumandla kunokukhokelela ekoneleni kwe-oyile kwaye kukhokelela kumonakalo we-injini. Ayibangelwa kukuvuza kweoyile, kodwa ngenxa yokuba uxinzelelo lweoyile alwanelanga emva kokuvuza, ke qwa lasela nje ingqalelo kwinqanaba leoli.

1. Ukuvuza kwe-oyile ye-injini okubangelwa kukungatywinwa okungonelanga okufana negasket yesigqubuthelo sevalvu, iradiyetha ye-oyile, isihluzo se-oyile, umngxuma wokuxhoma wezindlu zosasazo, isigqubuthelo serocker, ikham ethwele isigqubuthelo sangasemva, kunye noguquko lwemeko yepleyiti yesibiyeli se-injini.
2. Xa izitywina zeoyile zangaphambili nezingasemva ze-crankshaft yemoto kunye ne-oyile pan liner zonakaliswe ukusa kumlinganiselo othile, oko kuya kubangela ukuba injini ivuze.
3. Ukuba i-gasket yokuvala i-gasket ye-automobile ayisebenzi kakuhle ngexesha lofakelo, okanye yonakaliswe kwinqanaba elithile, izikrufu eziveliswayo zikhululekile kwaye i-oyile ivuza.
Unyango kunye nobungozi bokuvuza kwe-oyile ye-injini:1. Izisombululo ezamkelwe kwiimodeli ezahlukeneyo nazo zahlukile. Okunye ukuvuza kwe-oyile ye-injini akufuni kushenxiswa kwebhloko yesilinda, kodwa ezinye iindawo zebhloko ye-cylinder evuzayo kufuneka zisuswe. Kungcono ukujongana nayo ngokwemeko ethile yemoto.
2. Ukuvuza kweoyile ye-injini yemoto akulotyala liphambili, kwaye kusenokungafuneki silungise imoto okwangoku. Kodwa ukuba i-oyile iyavuza, kufuneka ihlolwe ngononophelo.
3. Ukuvuza kwe-oyile kwi-injini yemoto kuya kubangela ukulimala okuthile, eyona nto ibaluleke kakhulu kukulahlekelwa kweoli eninzi ye-injini emotweni, kwaye kukho inkunkuma. Ukuba inzulu, injini inokonakala ngenxa yokungoneli kweoli.