1. Tom qab lub tshuab ua haujlwm dhau lawm, lub pob qhov hloov kho qhov kub thiab txias yuav tsum tau tig mus rau qhov chaw ntawm 0 degrees. Lub hom phiaj yog los tiv thaiv kev pib tsis raug thiab ua kom lub neej ntawm solenoid valve.
2. Yuav ua li cas teem lub ziab kom qhuav? Nws yuav tsum tau teem raws li qhov ziab ntawm cov khaub ncaws lawv tus kheej kom tsis txhob shrinkage ntawm cov khaub ncaws.
3. Lub batt lim (lub thawv qhov rooj hauv qab) yuav tsum tau ntxuav ua ntej siv txhua hnub. Yog tias lub lim raug thaiv, huab cua ntim yuav raug txo, uas ua rau qeeb ziab thiab tsis qhuav, thiab khib nyiab ntawm lub zog.
4. Yog tias qee cov khaub ncaws ntxhua qhuav yuav tsum tau qhuav, lawv yuav tsum muab tso rau hauv lub tshuab tom qab cov khoom seem ntawm cov khaub ncaws tau evaporated tag.
5. Lub toner (dub) ntawm lub qhov cub roj yuav tsum tau muab ntxuav txhua lub lim tiam kom tsis txhob nqus tau ntawm lub nruas thiab cov khaub ncaws sib kis.
6. Tsis tu ncua tshem tawm cov paj rwb residue ntawm qhov ntsuas kub ntawm tus pas ntsuas kub. Thaum pom tias qhov sib txawv ntawm qhov kub thiab txias ntawm qhov ntsuas kub thiab qhov ntsuas kub yog qhov loj heev, feem ntau yog li +5 degrees, ib qho yuav yog qhov ntsuas kub ntawm qhov ntsuas kub tsis tau muab tso rau kom zoo, thiab lwm qhov yog tias muaj paj rwb ntaub rau ntawm qhov ntsuas kub. ntsuas kub ntsuas pas nrig.
7. Lub sij hawm teem ntawm lub" txias" timer feem ntau yog hais txog 1/4 ntawm lub sijhawm ntawm" kub" sijhawm.
8. Nws yog ib qho tsim nyog yuav tsum tau ntxiv butter rau lub rooj zaum bearing txhua lub hlis kom ntseeg tau tias lubricity ntawm cov kabmob.
9. Cov kav dej thiab lub luj tshib yuav tsum tau ntxuav ib hlis ib zaug. Yog tias lawv tsis tau ntxuav, lub sijhawm ziab yuav ntev, thiab cov lint ntau dhau yuav raug thaiv, uas tuaj yeem ua rau hluav taws tau yooj yim.
