1. Patching kua nplaum. Yog hais tias lub tank dej los yog cov kav dej puas lawm los yog muaj qhov pore ua rau me me, peb tuaj yeem ntxuav cov dej ntws tawm thiab tom qab ntawd siv cov nplaum nplaum.
2. Ntxiv cov ntaub qhwv. Yog tias qhov sib koom ua ke tau tawg, peb tuaj yeem ntxiv ib lub hnab yas nyias nyias ntawm ob sab ntawm lub nplhaib-pov thawj thiab tuav kom ruaj khov.
3. Pleev xim kua nplaum. Yog tias qhov sib koom ua ke tau tawg, muab cov xim pleev xim rau hauv dej cawv, ntxuav qhov sib koom tes, thiab siv cov xim pleev xim rau hauv qhov sib koom ua ke.
4. Cov kua nplaum ua kua: Yog tias cov dej ntws tawm los ntawm cov khoom siv gasket, koj tuaj yeem ntxuav cov dej ntws tawm thiab tom qab ntawd siv cov kua sealant.
5. Yog tias lub tank dej xau, peb tuaj yeem siv cov pliers kom tiaj tus tub ntxhais lub raj ntawm qhov xau.
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