IsiTshayina (Esenziwe lula)
Amanyathelo okhuseleko okhuseleko kwiitanki zokugcina. I-valves evaliweyo ezivaliweyo zetanki yokugcina ngaphantsi komhlaba zihlala zivulwa ngamaxesha aqhelekileyo. Xa udibana neemeko ezingaqhelekanga, vula i-valve yokukhutshwa komoya kwangoko. Ngeli xesha, zonke iivalti ezingxamisekileyo ezivaliweyo kufuneka zivalwe ngokukhawuleza. Nciphisa ukuhamba komoya. Xa isetyenziswa, ivalve yokhuseleko kufuneka ihlolwe, kwaye elona xabiso liphezulu letanki yogcino luxinzelelo loyilo lwetanki yokugcina. Abasebenzi bafanele bayiphephe kube kanye ngonyaka.
Njengoko i-LPG engamanzi ilula kunenkcenkce, amanzi athatyathwe kwitanki aya kubamba i-LPG kumphezulu wamanzi, ukwahlula i-lpg kwivumba. Okwangoku, isitshizi esikhulu sokuvuza ngamanzi kunokuba sicocekile i-LPG, kwaye emva koko ezinye iindlela zisetyenziselwa ukuvuza. Kwinkqubo yokufaka i-leak, ivalve yokukhululwa ngaphezulu kwetanki inokuvulwa ukuba ikhuphe i-lpg ye-GASE, enokubangela ingozi kwaye inciphise uxinzelelo kwitanki.