TshebTsheb

Iav roj 75W90, 85W90, 80W90 thiab 75W140 - dab tsi los xaiv?

Pw ntawm iav roj 75W90 tsis tshua muaj tshwm ntau npaum li cas, feem ntau lub tsheb enthusiasts yeej paub tseeb tias nws yog ib yam uas siv tau zoo lubricant. Koj yuav tau sim mus ib kauj ruam ntxiv thiab xaiv ib tug kua uas yuav haum thiab lub tsheb qauv, thiab cov nyiaj tau tsis sverhdorogoy.

cov chav kawm transmissionok

Gl pab pawg neeg mus rau lub Hypoid lubricant. Hais tias yog, lawv ntub lub rear axles thiab cais kis tau tus mob ntawm domestic tsheb hom raws li "Lada", "Niva", "Volga". Tsheb, ntawm chav kawm, nws yog tseem haum, tab sis tus nqi yog heev kim.

Feem ntau yog cov iav roj 75W90 viscosity qib. Cov kev zam muaj lub hom roj "Castrol". Lawv kab muaj xws li lubrication 85W90 thiab 80W90 ntau kua. Nyob rau hauv tas li ntawd, nyob ze sawv nrog GL 5 iav roj 75W90 75W140. Qhov tseeb version ntawm cov viscosity yog tsis heev haum rau Lavxias teb sab tsheb. Nws yog feem ntau yog nchuav rau lub rear-log-tsav versions, raws li zoo raws li nyob rau hauv cov qauv nrog lockable differential. Lawv yog cov yuav mus ua hauj lwm raws li ib tug zoo "saib xyuas" los yog "Av Cruiser" thiab tsev yuav heev tuab. Sau lawv nyob rau hauv lub qub hom kev lag luam tsis ua kev zoo siab. Tab sis yog hais tias tus rear axles "hu zaj nkauj", lawv xws li ib tug lubricating kua tej zaum yuav haum rau lub sij hawm.

Txawm li cas los, Yog hais tias ib tug pheej yig ntxhia dej copes nrog nws zog, vim li cas siv nyiaj ntxiv rau synthetics?

Iav roj ntawm txawv viscosity

Cov lub cev muaj zog roj kiag li dag hluavtaws los luj ntev yeej tus loj tshaj tej chaw. Lawv raug faib thiab iav roj 75W90, 85W90, 75W140. Feem ntau ntawm lubricating kua raws li ntawm cov khoom cua yuav siv tau tag nrho lub xyoo. Txawm nyob rau ntawm tsawg heev kub lawv yuav muab zoo haumxeeb tau. Piv txwv li, yog tias koj sib piv cov 85W90 ntxhia dej ntawm Rho tawm kaum ob degrees c synthetics 75W140 nyob rau hauv lub txias rau ntawm plaub caug degrees, lub viscosity tau yuav zoo indistinguishable. Thiab yog hais tias lawv muab tso nyob rau hauv ib tug kub tsoom fwv rau -20 degrees, qhov tshwm sim yuav txawv nyob rau hauv 30-50 lub sij hawm. Qhov no yog ib tug heev muaj zog lub hauv paus. Nws hloov tawm hais tias nyob rau hauv ib tug cov ntaub ntawv lub cav yuav tsis yog, thiab nyob rau hauv lwm - yuav luag zoo li nyob rau hauv lub warmer lub hlis.

Lubricating kua ntsuam xyuas

Zoo yuav qhia ntau heev tshaj dua yog hais tias lawv sim ua hauj lwm nyob rau hauv cov huab tej yam kev mob. Thaum hnyav loads lubricating kua ua ntau kua. Yog li ntawd, tus uas tsim nyog kev ntsuam xyuas tau nqa tawm. Ntawm cov hoob kawm, nws twb paub zoo tias cov neeg uas muaj ib tug ntau dua zoo, ntawm no yuav coj zoo dua thiab qhia cov feem ntau zoo ib yam tau. Qhov no yog dab tsi tshwm sim.

Cov tshwm sim yuav tau ntau kom meej meej pom nyob rau hauv cov nuj nqis. Vuam load rau ib tug pa 4-pob tsis sib haum xeeb tshuab qhia txog cov kev muaj peev xwm kom lub tseem ceeb heev load. Roj rau nws raug muab faib ua tej pawg neeg. Yog li, GL 3 muaj ib tug tsawg kawg nkaus tus nqi ntawm 2760N, iav roj 75W90 - GL 4 - 3.000 N thiab GL 5 - 3280N.

Tau ntawm kev ntsuam xyuas

Thiab lub xeem soj ntsuam tau raws li nram no. Pheej Yig Heev Roj 85W90 viscosity muaj los ntawm 2607 mus 4635N. Cov theem nrab lawv - 3827N. Nws yuav zoo li uas nws tshaj txawm lub GL 5. Tab sis saib ntxiv. "AvtoVAZ" yog yuav tsum tau transmissionka nrog lub Performance index saum toj no 3483N thiab AZLK - 3924N. cov tsis pom raws li yav tom ntej ua raws kev cai nrog rau tej uas yuav tsum tau.

Lwm yam kev kuaj roj muaj ib tug viscosity ntawm 80W90. Nws nruab nrab tus nqi muab lub xov tooj ntawm 4122N, uas yog twb zoo npaum li cas. Txawm tau zoo muaj qhia iav roj 75W90. Ntawm no, qhov tseem ceeb muaj mus txoj los ntawm 3685 mus 5204N thiab 4508N nruab nrab muab hais tias, ntawm chav kawm, txaus siab.

Qhov zoo tshaj plaws kev tshwm sim, ntawm chav kawm, tau muab viscosity 75W140. Txawm li cas los, xws transmissionka tsis yog tsim nyog rau txhua leej txhua tus.

Yog li ntawd yog dab tsi zoo ntawm cov roj sau?

Nyob rau hauv txoj kev, peb yuav xaus uas yog lub tsheb yuav tsum khiav lag luam ntawm kub hauv qab no -12 degrees, nws yog ua tau los mus tswj cov roj viscosity chav kawm ntawv 85W90. Nws yog lub feem ntau pheej yig xaiv, thiab domestic ntau lawm yuav raug nqi pheej yig heev.

Yog hais tias qhov kub thiab txias ntog nyob rau hauv ib thaj tsam mus txog 26 degrees Celsius, nws yog tsim nyog los tau roj 80W90. Nrog nws lub tsheb yuav xav tias ntseeg nyob rau ntawm no point.

Zoo, iav roj 75W90, xyuas uas muaj nyob rau hauv lub network heev feem ntau, thiab txawm ntau 75W140 viscosity qib, twb yog rau cov kiv cua ntawm huab tsav tsheb. Ntawm cov hoob kawm, nws cov nqi yuav siab dua.

Xam qhov yuav tsum tau npaum li cas (piv txwv li, nyob rau hauv "Lada" - Tsheb qag yuav siv sij hawm txog peb litres) thiab yog piv rau nqi dhia kev (nyob rau tib lub hom yuav tsum tau hloov txhua txhua 60 000 km), txhua txhua tsav tsheb yuav xam ntau npaum li cas ntawm cov nyiaj yuav raug nqi rau nws ib tug los yog lwm cov roj thiab raws li nyob rau hauv cov ntaub ntawv no yuav ua rau ib qho kev xaiv.

Yog hais tias peb tham txog kev hom iav lubricating kua, nws yog ua tau rau koj nco ntsoov ib tug ob peb txawv teb chaws roj, tau qhia tau zoo:

  • Wellrun tsom cov ntaub ntawv rau Vuam load.
  • Liqui Molí - ib tug meej cov ntaub ntawv rau cov kuj kom txias.
  • Castrol 75W140 - qhov zoo tshaj plaws tshwm sim ntawm cov kuj mus overheating.
  • Spectrol Synax (domestic hom) abided los ntawm tag nrho cov qauv, tab sis tsis mus txog ntev li xav tau.

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