Buku loyikapo la valavu ya butterfly yamagetsi

1. Ikani valavu pakati pa ma flanges awiri omwe adayikidwa kale (valavu ya butterfly ya flange imafuna malo oyikapo gasket pamapeto onse awiri)

2. Ikani ma bolts ndi mtedza kumbali zonse ziwiri m'mabowo a flange kumbali zonse ziwiri (malo a gasket a butterfly valve akuyenera kusinthidwa), ndipo sungani mtedzawo pang'ono kuti mukonze kutsetsereka kwa pamwamba pa flange.

3. Konzani flange ku chitoliro ndi kuwotcherera malo.

4. Chotsani valavu.

5. Weld flange kwathunthu kwa chitoliro.

6. Mgwirizano wowotcherera ukakhazikika, yikani valavu kuti muwonetsetse kuti valavu ili ndi malo okwanira osunthika mu flange kuti valavu isawonongeke, ndipo onetsetsani kuti mbale ya butterfly ili ndi digiri inayake yotsegulira (valavu ya butterfly ikufunika kuwonjezera kusindikiza gasket); konzani malo a valve ndikumangitsani ma bolts onse (samalani kuti musawononge mwamphamvu); tsegulani valavu kuti muwonetsetse kuti mbale ya valve ikhoza kutseguka ndi kutseka momasuka, kenako pangani mbale ya valve kutseguka pang'ono.

7. Mangani mtedza wonse mofanana.

8. Onetsetsani kuti valavu imatha kutsegula ndi kutseka momasuka. Zindikirani: onetsetsani kuti mbale ya gulugufe sikugwira chitoliro.

Zindikirani: kutsegula ndi kutseka kwa makina owongolera kwasinthidwa pamene valavu yagulugufe yamagetsi ichoka pafakitale. Pofuna kupewa kulowera kolakwika mphamvu ikalumikizidwa, wogwiritsa ntchitoyo ayenera kutsegula pamanja mpaka theka (50%) asanalumikizane ndi magetsi, ndiyeno akanikizire chosinthira chamagetsi kuti ayang'ane chosinthira ndikuyang'ana njira yotsegulira valavu yolowera. cha gudumu la chizindikiro.