Pedzisa mutsara unotevera nesarudzo yakanakisisa yokuti:  Zvaunogona kuita: - isa mitsetse yebhekoni pamusoro pemumwe nomumwe uye cheka zvose zviri zvina panguva imwe chete muzvidimbu 3/4' - isa mitsetse yebhekoni kumugumo kumugumo cheka zvose zviri zvina panguva imwe chete muzvidimbu 3/4'  Mhinduro:
isa mitsetse yebhekoni pamusoro peimwe uye cheka zvose zviri zvina kamwechete muzvidimbu 3/4'