Ngokuvamile, ifeni yokomisa amanzi iyeka ukusebenza (okungukuthi, ifeni iyeka ukusebenza’t spin) kungase kubangele izizathu ezilandelayo:
1. Isekhethi yefeni ayixhumene kahle noma iyaxega. Isixazululo: Hlola isekethe ngokufanele.
2. Amandla ayancipha. Isixazululo: Shintsha elinye ikhono.
3. Ikhoyili iyasha. Isixazululo: I-fan yonke idinga ukushintshwa.
Uma ama-chillers amanzi othenge kuwo S&A I-Teyu inale nkinga, ungaxhumana nesikhungo sesevisi yangemuva kokuthengisa.
Mayelana nokukhiqizwa, S&A I-Teyu itshale impahla yokukhiqiza yamayuan angaphezu kwesigidi, iqinisekisa ikhwalithi yochungechunge lwezinqubo kusukela ezingxenyeni eziyinhloko (i-condenser) ye-chiller yezimboni kuya ekushiseleni kweshidi lensimbi; mayelana ne-logistics, S&A I-Teyu imise izindawo zokugcina izimpahla emadolobheni amakhulu aseShayina, njengoba inciphise kakhulu umonakalo ngenxa yokuhamba ibanga elide kwezimpahla, kanye nokusebenza kahle kwezokuthutha; mayelana nesevisi yangemuva kokuthengisa, isikhathi sewaranti iminyaka emibili.