1. Xyuas seb lub qhov rooj vag valve puas raug kaw zoo, seb puas muaj cov teeb meem txawv teb chaws ntawm lub sealing nto, thiab seb puas muaj cov xau sab hauv ntawm lub sealing nto. Yog tias tso cai, qhov kev tshuaj xyuas ntawm lub qhov rooj vag valve yog hloov, txwv tsis pub lub sealing nto puas thiab yuav tsum tau saib xyuas.
Yog tias muaj teeb meem, nws yog ib qho tsim nyog yuav tsum tswj xyuas lub qhov rooj vag valve. Wedge gate li qub muaj qhov chaw nres nkoj nyab xeeb uas tso cai rau kev ntxuav ntawm cov khoom, hloov cov khoom puas thiab gaskets, kev hloov kho ntawm qhov chaw sealing, thiab kho cov pa tawm siab. Tus nqi tsawg dua 1. Muab ob npaug rau lub siab. Tom qab kev saib xyuas, lub npoo qhov rooj valve tsis tuaj yeem rov ua haujlwm kom txog thaum nws dhau qhov kev sim hydrostatic.
Lub rooj vag qhov rooj yuav tsum tau saib xyuas thiab tswj xyuas tsis tu ncua, thiab kev tiv thaiv corrosion yuav tsum nruj me ntsis. Cov cuab yeej siv yuav tsum nyob hauv qhov chaw zoo.
4. Sau cov dej ntws nrog lub qhov rooj vag valve thiab xyuas kom meej tias lub hau yog xoob thiab tau nias dua. Wedge gate li qub muaj lub nplhaib sib khi, tab sis nws tsis pom zoo kom siv lub siab es tsis txhob ntim khoom.
5. Yog hais tias qhov nruab nrab flange leaks, xyuas seb qhov kho bolts puas xoob. Yog hais tias tsis yog, nruj lawv tusyees dua; "Yog tias cov dej xau, gasket puas, kev laus, lossis txawm tias qhov chaw sib khi yuav puas lawm, lub qhov rooj ntawm lub qhov rooj yuav tsum tau kho thiab hloov nrog gaskets, lossis lub sealing nto yuav tsum tau kho."
