Ha u sebetsa, koala lihlopha tse peli tsa li-valve tsa ho hlahloba le li-valve tsa balance.Haeba tlhahlobo e hlokahala, feela khaola khatello e phahameng le li-valve tsa khatello e tlaase, bula valve ea ho leka-lekana le li-valve tse peli tsa ho hlahloba, ebe u koala valve ea ho leka-lekanya ho lekanya le ho leka-lekanya transmitter.