Ib phau ntawv slack adjuster yog ib qho khoom siv uas yuav tsum tau muaj kev cuam tshuam los ntawm kev tuav lub nres kom zoo. Raws li lub tsheb sib sau ua ke, nres hnav tshwm sim, ua rau kev tshem tawm ntawm cov khoom nres kom dav; yog li ntawd, kev hloov kho phau ntawv yog tsim nyog los kho qhov sib nrug kom raug. Vim tias cov txheej txheem no tso siab rau cov tswv yim ntawm phau ntawv, nws muaj feem cuam tshuam rau kev ncua thiab tsis sib xws. Cov teeb meem zoo li no tuaj yeem ua rau tsis sib xws ntawm kev sib txawv ntawm cov brakes, lub sijhawm nres nres ntev, lub log rub, tsheb nuv ntses, lossis txawm tias ua tiav nres nres. Txhawm rau txo cov kev pheej hmoo no, kev tshuaj xyuas ib ntus thiab kev hloov kho ntawm tus nres tshem tawm yuav tsum tau ua kom ntseeg tau tias nws nyob ruaj khov thiab zoo ib yam.
Vim lawv cov nqi qis dua, cov neeg kho lub cev slack tam sim no tuav ib feem tseem ceeb ntawm kev ua lag luam hnyav -cov tsheb thauj khoom. Txawm li cas los xij, cov txheej txheem phau ntawv no tsis tuaj yeem xa cov kev txhawb nqa, ua haujlwm tau zoo, thiab txhim khu kev qha braking kev ua tau zoo los ntawm cov tsheb loj -tonnage hnyav. Lawv siv tau yooj yim ua rau nres nres thiab nres tsis sib xws -los yog "brake rub"-thiab tej zaum yuav ua rau lub hauv paus nres kom xoob lossis tshem tawm, yog li ua rau muaj kev nyab xeeb loj rau cov tsheb khiav haujlwm. Yog li ntawd, tsis siv neeg slack adjusters tau tshwm sim raws li kev lag luam tshiab.
