Qhov tshwm sim ntawm phau ntawv kis tau tus mob gearbox tau daig vim kev tsav tsheb tsis zoo yog ib qho teeb meem uas peb ntsib thaum tsav tsheb. Qhov xwm txheej no yuav tshwm sim los ntawm kev puas tsuaj rau cov khoom xws li lub zog, synchronizers, lossis kev ua haujlwm ntawm clutch, lossis nws yuav yog vim lub lubrication tsis txaus lossis tsis tiav clutch sib cais. Muaj ntau yam kev daws teeb meem rau qhov teeb meem no, xws li pib lub cav ib ntus ua ntej hloov lub zog, sim nias lub clutch pedal quab yuam rau hauv pem teb, lossis sim hloov lub zog ntau zaus. Txawm li cas los xij, qhov laj thawj tshwj xeeb yuav tsum tau txiav txim siab los ntawm kev tshuaj xyuas los ntawm cov kws tshaj lij ntawm lub khw 4S.
Txhawm rau zam qhov xwm txheej no, yuav tsum tau saib xyuas cov ntsiab lus thaum siv tas li, xws li hloov cov iav maj mam los ntawm 1st mus rau 4th thiab tsis tu ncua xyuas thiab tswj cov khoom hauv lub tsheb. Yog tias cov iav tau daig, nws tseem ceeb heev kom nyob twj ywm. Yog tias qhov xwm txheej no tshwm sim thaum lub iav hloov pauv, koj tuaj yeem maj mam txo qis lub clutch pedal kom txo lub tsheb nrawm, tom qab ntawd sim hloov lub iav dua kom txog thaum lub iav txoj hauj lwm sib npaug ntawm lub tsheb ceev, yog li tsis txhob iav jamming. Yog tias tsis tuaj yeem daws qhov teeb meem, nws raug nquahu kom nrhiav thaj chaw nyab xeeb los nres thiab nrhiav kev pab.
Nws yog ib qho tseem ceeb uas yuav tsum nco ntsoov tias tsis quav ntsej cov teeb meem ntsig txog iav rau lub sijhawm txuas ntxiv tuaj yeem ua rau muaj kev phom sij rau kev nyab xeeb, yog li kev tswj hwm tus cwj pwm tsav tsheb zoo thiab tsis tu ncua kev tshuaj xyuas ntau yam ntawm lub tsheb yog qhov tseem ceeb. Yog tias muaj teeb meem me me, lawv yuav tsum tau hais tam sim ntawd kom tsis txhob muaj teeb meem loj. Feem ntau, cov tsheb sib kis tau yooj yim dua rau cov iav jamming piv rau cov tsheb tsis siv neeg kis tau tus mob, yog li nws yog ib qho tseem ceeb uas yuav tsum tau them sai sai rau ib tus cwj pwm tsav tsheb kom tsis txhob poob qhov tsis tsim nyog.
