1. Tshawb xyuas cov kav dej ua ntej kev teeb tsa ua ntej: Ua ntej txhim kho cov yeeb nkab yeeb nkab yeeb, nco ntsoov xyuas tias cov kav dej yog lawm. Yog tias cov kav dej puas yog puas lossis muaj lwm yam teeb meem, lawv yuav tsum raug kho lossis hloov ua ntej; Txwv tsis pub, qhov ua tau zoo ntawm cov khaub thuas rwb thaiv tsev yuav muaj kev txo qis.
2. Puag tus mob khaub thuas rwb thaiv cov yeeb nkab yeeb (txiav txim siab qhov chaw txias rau cov yeeb nkab txias kev txhawb nqa raws li cov yeeb nkab tiag. Feem ntau, tus mob khaub thuas rwb thaiv tsev yuav tsum muaj ib qho chaw nyob deb ntawm cov yeeb nkab flanges, laujricows, thiab lwm yam kom tsis txhob cuam tshuam cov yeeb nkab ib txwm muaj.
3. Kho lub kaum ntse ntse: Thaum txhim kho lub txias rwb thaiv tsev yeeb yaj kiab, kho lub kaum ntse
4. Ruaj Ntseg Cov Yeeb Nkab Yeeb Nkab Txhawb: Tom qab kho lub kaum, ruaj ntseg cov yeeb nkab roj lossis lwm tus fastenters kom ntseeg tau tias nws tsis plam.
5. Txheeb xyuas rau kev teeb tsa kom raug: Tom qab txhim kho cov khaub thuas rwb thaiv tsev, nco ntsoov xyuas tias nws yog cov yeeb nkab ruaj khov ntawm cov yeeb nkab yeeb thiab cov yeeb nkab, thiab nws ua haujlwm tau zoo.
