Qhov qhib thiab kaw ntawm lub pob tooj dag yog jammed, inflexible los yog tsis tuaj yeem qhib thiab kaw ib txwm, lossis tseem tsis tuaj yeem txuas ntxiv qhib thiab kaw, feem ntau yog vim qhov jamming ntawm lub qia valve thiab lwm qhov chaw, feem ntau yog jamming ntawm lub valve qia. thiab kev ntim khoom. Feem ntau, lub packing caj pas deflects thiab kov lub valve qia.
Txheej txheem txheej txheem: raug installation
Packing ntsia tsis raug lossis dhau-tightened.
Txoj kev kho mob: Pre-tighten lub packing thiab loosen lub packing kom zoo.
Lub valve qia tom rau hauv lub caj pas packing.
Txoj kev kho mob: hloov lossis rov qab kho.
Seizing lossis tom ntawm qhov chaw.
Txoj kev kho: lubricate lub valve kom zoo.
Kos rau ntawm lub sealing nto ntawm lub valve, khawb ntawm lub teeb kem ntawm lub valve qia thiab tom ntawm threaded ib feem ntawm lub valve qia, thiab lwm yam. tsis ntxuav, ua rau khawb ntawm qhov chaw sealing; Tom qab qee qhov kev siv, cov khoom abrasive yog ntxuav los ntawm qhov nruab nrab, thiab cov khoom abrasive raug tso tawm thiab lo rau ntawm qhov chaw sealing. ua chafing.
Txoj kev kho: Tsim nyog xaiv cov abrasives, lub sealing nto yuav tsum tau ntxuav tom qab sib tsoo.
Cov av los yog vuam slag nyob rau hauv nruab nrab yog tsis ntxuav, ua rau khawb.
Txoj kev kho mob: ntxuav dua.
Lub pob valve rub tawm ntawm lub caj pas thiab ntim cov ntaub qhwv, thiab qhov nruab nrab uas muaj boron nyob rau hauv nruab nrab yuav crystallize thiab tsim cov khoom tawv tom qab to, thiab qhov chaw sib cuag ntawm lub pob thiab lub valve qia yuav khawb qhov chaw ntawm lub valve qia thaum hloov. .
Txoj kev kho mob: kev txhim kho kom raug, kho qhov haum ntawm qhov chaw thiab txhim kho qhov nyuaj ntawm lub valve qia.
Muaj stains ntawm cov xov thiab lubrication tsis zoo; lub valve qia thiab lwm yam yog deformed.
Txoj kev kho mob: tshem tawm cov khoom raug nyiag, siv cov roj nplua nyeem rau lub siab kub ntawm lub valve hauv lub sijhawm; kho qhov deformed.