Yuav ua li cas rau nruab cov yeeb nkab txuas ceev: Cov kav dej txuas txuas feem ntau yog siv rau hauv kev teeb tsa dej thiab hluav taws xob cua sov, vim tias lawv yooj yim heev rau kev siv, thiab ntau cov dej thiab hluav taws xob cua sov cov neeg ua haujlwm nyiam lawv. Txij li thaum lub npe ntawm cov yeeb nkab dej ceev sib koom ua ke yog "ceev", nws yuav tsum muaj feem xyuam rau kev yooj yim installation, thiab kev sib txuas ceev ntawm cov yeeb nkab dej thiab cov faucet thiab cov phom dej ntawm cov khw muag khoom tsheb. Nws kuj tseem yooj yim dua, sai dua thiab siv zog tsawg dua. Thawj qhov uas peb yuav tsum tau ua yog txhawm rau txhim kho qhov sib koom ua ke ntawm ob qho kawg ntawm cov kav dej uas yuav tsum tau txuas nrog, thiab maj mam tuav thiab tig los ntawm tes kom txog thaum lub txiv ntoo nruj. Cov yeeb nkab dej nrawm txuas feem ntau muaj ob lub faucet txuas thiab cov yeeb nkab dej txuas. Thaum peb tab tom txuas lub faucet faucet connector los yog cov dej nkag valve thiab cov twj tso kua dej twj tso kua mis, thaum peb hnov lub iconic "nias" suab, nws txhais tau hais tias nws tau raug ntsia tag nrho thiab sib tw, tsis muaj teeb meem, nws tuaj yeem siv tau. ib txwm. Thaum txuas lub faucet connector (los yog dej nkag valve) thiab cov twj tso kua dej twj tso kua mis, yog tias koj hnov ib lub suab "nias", nws txhais tau hais tias nws tau teeb tsa.
