Kev tuav koj cov khoom siv hauv chav ua noj yog ib qho tseem ceeb ntawm kev nyab xeeb hauv tsev, tshwj xeeb tshaj yog thaum cuam tshuam nrog cov khoom siv uas ua haujlwm nyob rau hauv siab sab hauv. Qhov tseem ceeb tshaj plaws rau kev tuav tuav yog lub siab cooker kov, vim nws dais qhov hnyav ntawm lub lauj kaub thiab muab cov leverage xav tau los xauv lub hau kom ruaj ntseg. Ntau xyoo dhau los ntawm qhov kub thiab txias, txawm tias siab tshaj - Bakelite zoo tuaj yeem tsim micro- tawg los yog nkig. Koj yuav tsum tsis tu ncua xyuas seb qhov wobbling los yog discoloration nyob ze ntawm lub mounting screws. Yog tias qhov tuav tau xoob lossis pom cov tsos mob ntawm cov cua sov deformation, nws yog lub sij hawm los muab cov kev hloov pauv uas ua tau raws li tus neeg tsim khoom tsim tshwj xeeb kom tsis txhob muaj xwm txheej thaum thauj.
Thaum koj npaj txhij rau nruab qhov tshiab, xyuas kom lub lauj kaub yog txias thiab qhuav. Cov qauv tsim feem ntau siv cov ntsia hlau yooj yim - thiab - bracket system, tab sis koj yuav tsum tau ceev faj kom tsis txhob dhau - zawm cov fasteners, vim tias quab yuam ntau dhau tuaj yeem tawg cov phenolic resin. Lub qhov cub hluav taws xob ruaj khov yog tsim los tiv thaiv koj txhais tes los ntawm qhov kub thiab txias, tab sis nws txoj kev ua tau zoo nyob ntawm qhov dej ntws tawm kom haum rau lub cev hlau ntawm lub cooker. Cov kws tshaj lij kev lag luam hais kom hloov cov khoom no txhua ob peb xyoos yog tias lub tshuab ua noj siv txhua hnub. Kev tsim khoom tsis ntev los no tau qhia txog cov hlau tsis muaj steel hlau txuas ntxiv hauv Bakelite los tiv thaiv snapping, muab ib txheej ntxiv ntawm kev ruaj ntseg rau cov neeg ua noj ua haus hauv tsev uas tseem ceeb ntev - lub sij hawm ntev hauv lawv cov cuab yeej hauv chav ua noj.