1. Ngaphambi kokusetyenziswa, jonga ukuba izinto ze-rig yokuqhuba ziqhelekile;
2. II-right-isantya sensimbi yentsimbikwaye i-commedEce kufuneka ikhutshwe ngokuqinileyo, kwaye umsebenzi osebenzayo awunakubanjwa ngesandla ukuthintela ukonzakala kunye nezixhobo zonakalise iingozi ezibangelwa kukujikeleza kwe-gill bit bit;
3. Gxila kwi-Operation. I-Swindarm kunye nesakhiwo kufuneka sitshixelwe ngaphambi komsebenzi. Xa ulayisha kunye nokulayisha i-drill bit, ayivumelekanga ukuba ibethe isando okanye ezinye izixhobo, kwaye ayivumelekanga ukuba isebenzise i-spindle i-till inyukele i-Drill i-hill i-till inyukele i-Drill i-hill i-hill inyukele i-Drill. Izitshixo ezizodwa kunye neentsika kufuneka zisetyenziswe xa zilayishwa kwaye zilayisha, kwaye i-chuck yedle ayifanelanga ukuba ikhutshwe nge-shankr epinki.
4. Xa kuqhuba iibhodi ezincinci, kuya kufuneka uphele iibhodi. Iplagi encinci ifuna ukuba iloliwe kwaye ireyithi encinci yokondla kufuneka isetyenziswe. Xa i-Drill ifuna ukuqhuba ngokusebenzisa umsebenzi wokusebenza, isantya sokutya kufuneka sincitshiswe ngokufanelekileyo kwaye uxinzelelo kufuneka lusetyenziswe ngokufanelekileyo ukunqanda ukwaphula i-drill bit, yonakalisa izixhobo okanye zenza ingozi.
I-5. Xa i-right yensimbi yensimbi iyasebenza, ayivumelekanga ukuba isule i-drill contre kwaye isuse iifilimu zentsimbi nge-cotton kunye netawuli. Emva kokuba umsebenzi uphelile, irig yokuqhuba kufuneka isuswe, inqumle umbane, kwaye igcine amalungu acocekileyo kwaye indawo yomsebenzi icocekile;
I-6. Xa usika i-drimerpiece okanye ijikeleze i-drill, i-drill yentsimbi ephezulu kufuneka iphakanyiswe, kwaye ukusikwa kufuneka kususwe izixhobo ezikhethekileyo emva kokuyeka ukuqhuba ukuqhuba;
7. Kufuneka ibe ngaphakathi kuluhlu lokusebenza kwe-rig yokuqhuba, kwaye ukuqhuba i-rigs ngaphezulu kwe-diameti edlule akufuneki isetyenziswe;
8. Xa utshintsha isikhundla sebhanti kunye nesantya, amandla kufuneka anqunyulwe;
9. Nayiphi na imeko engaqhelekanga emsebenzini kufuneka imiswe ukuze isebenze;
10. Ngaphambi kokusebenza, umqhubi kufuneka aqhelane nokusebenza, injongo kunye nokuthatha amanyathelo omatshini. Kunqatshelwe ngokungqongqo kubaqalayo ukuba basebenzise umatshini kuphela.

IXESHA LOKUQALA: I-17 ukuya kwi-1822