Ho eketsa thupa e futhumatsang ka hara mochini o sehang ka laser oa tšepe, ho ka thibela metsi a pholileng ka tankeng ea metsi hore a se ke a hoamisoa. Joale thupa e futhumatsang e qala ho sebetsa neng? Ha mocheso oa 'nete oa metsi o le tlase ka likhato tse 0.1 tsa Celsius ho feta mocheso o behiloeng, thupa e futhumatsang e qala ho sebetsa. Mohlala, tlas'a mocheso o sa fetoheng 'me mocheso o behiloeng e le likhato tse 25 tsa Celsius, thupa e futhumatsang e qala ho sebetsa ha mocheso oa 'nete oa metsi o fihla likhato tse 24.9 tsa Celsius.
Mabapi le tlhahiso, S&A Teyu e tsetetse lisebelisoa tsa tlhahiso tsa li-yuan tse fetang milione e le 'ngoe, e netefatsa boleng ba letoto la lits'ebetso ho tloha likarolong tsa mantlha (condenser) tsa chiller ea indasteri ho ea ho welding ea tšepe ea lakane; mabapi le thepa, S&A Teyu e thehile matlo a polokelo ea thepa metseng e meholo ea Chaena, e fokolitse haholo tšenyo e bakoang ke thepa e tsamaeang sebaka se selelele, le ho ntlafatsa ts'ebetso ea lipalangoang; mabapi le tšebeletso ea kamora thekiso, nako ea tiisetso ke lilemo tse peli.
