Ubhasikidiisihlungi sephayiphi inqubo yoketshezi lokuthutha amapayipi ukususa okokusebenza kokungcola okuqinile. Lapho uketshezi lugeleza ngesihlungi, ukungcola kuyahlungwa, okungavikela umsebenzi ojwayelekile wamaphampu, ama-compressor, izinsimbi nezinye izinto zokusebenza. Uma kudingekile ukuhlanza, vele ukhiphe i-cartridge yokuhlunga ekhishwayo, susa ukungcola okuhlungiwe bese uyifaka kabusha. Iimpahla kungaba iron iron, carbon steel kanye nensimbi engagqwali.